JP2021502482A - 合金化溶融亜鉛めっき鋼板 - Google Patents
合金化溶融亜鉛めっき鋼板 Download PDFInfo
- Publication number
- JP2021502482A JP2021502482A JP2020524902A JP2020524902A JP2021502482A JP 2021502482 A JP2021502482 A JP 2021502482A JP 2020524902 A JP2020524902 A JP 2020524902A JP 2020524902 A JP2020524902 A JP 2020524902A JP 2021502482 A JP2021502482 A JP 2021502482A
- Authority
- JP
- Japan
- Prior art keywords
- steel sheet
- alloyed hot
- zinc
- temperature
- dip galvanized
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229910001335 Galvanized steel Inorganic materials 0.000 title claims abstract description 34
- 239000008397 galvanized steel Substances 0.000 title claims abstract description 34
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 125
- 239000010959 steel Substances 0.000 claims abstract description 125
- 238000005275 alloying Methods 0.000 claims abstract description 31
- 238000000137 annealing Methods 0.000 claims abstract description 27
- 238000004519 manufacturing process Methods 0.000 claims abstract description 16
- 238000005246 galvanizing Methods 0.000 claims abstract description 15
- 238000001953 recrystallisation Methods 0.000 claims abstract description 12
- 238000000034 method Methods 0.000 claims description 63
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 32
- 238000010438 heat treatment Methods 0.000 claims description 23
- 239000011701 zinc Substances 0.000 claims description 23
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 20
- 229910052725 zinc Inorganic materials 0.000 claims description 20
- 239000011248 coating agent Substances 0.000 claims description 19
- 238000000576 coating method Methods 0.000 claims description 19
- 239000000203 mixture Substances 0.000 claims description 16
- 239000000126 substance Substances 0.000 claims description 13
- 229910052742 iron Inorganic materials 0.000 claims description 12
- 229910052782 aluminium Inorganic materials 0.000 claims description 11
- 238000001816 cooling Methods 0.000 claims description 11
- 229910001566 austenite Inorganic materials 0.000 claims description 10
- 229910000734 martensite Inorganic materials 0.000 claims description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 7
- 239000011261 inert gas Substances 0.000 claims description 7
- 238000009792 diffusion process Methods 0.000 claims description 6
- 229910052739 hydrogen Inorganic materials 0.000 claims description 6
- 229910004283 SiO 4 Inorganic materials 0.000 claims description 5
- 238000002791 soaking Methods 0.000 claims description 5
- 229910000859 α-Fe Inorganic materials 0.000 claims description 5
- 229910001563 bainite Inorganic materials 0.000 claims description 4
- 239000012535 impurity Substances 0.000 claims description 4
- 229910052797 bismuth Inorganic materials 0.000 claims description 2
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 claims description 2
- 238000007670 refining Methods 0.000 claims description 2
- 230000003647 oxidation Effects 0.000 claims 1
- 238000007254 oxidation reaction Methods 0.000 claims 1
- 238000011282 treatment Methods 0.000 abstract description 21
- 239000011572 manganese Substances 0.000 description 19
- AMWRITDGCCNYAT-UHFFFAOYSA-L hydroxy(oxo)manganese;manganese Chemical compound [Mn].O[Mn]=O.O[Mn]=O AMWRITDGCCNYAT-UHFFFAOYSA-L 0.000 description 18
- 239000007789 gas Substances 0.000 description 13
- 229910052799 carbon Inorganic materials 0.000 description 9
- 229910052748 manganese Inorganic materials 0.000 description 9
- 238000007747 plating Methods 0.000 description 9
- 229910052710 silicon Inorganic materials 0.000 description 9
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 8
- 239000011651 chromium Substances 0.000 description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 6
- 239000002131 composite material Substances 0.000 description 6
- 238000005554 pickling Methods 0.000 description 6
- 229910052804 chromium Inorganic materials 0.000 description 5
- 239000010949 copper Substances 0.000 description 5
- 238000005098 hot rolling Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 5
- 239000010955 niobium Substances 0.000 description 5
- 229910052698 phosphorus Inorganic materials 0.000 description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000005097 cold rolling Methods 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000001257 hydrogen Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 239000010703 silicon Substances 0.000 description 4
- 239000010936 titanium Substances 0.000 description 4
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 3
- 229910052796 boron Inorganic materials 0.000 description 3
- 229910052750 molybdenum Inorganic materials 0.000 description 3
- 229910052759 nickel Inorganic materials 0.000 description 3
- 229910052758 niobium Inorganic materials 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- 230000000717 retained effect Effects 0.000 description 3
- 229910052814 silicon oxide Inorganic materials 0.000 description 3
- 229910052841 tephroite Inorganic materials 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 229910001338 liquidmetal Inorganic materials 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 238000010926 purge Methods 0.000 description 2
- 238000005482 strain hardening Methods 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- 229910000640 Fe alloy Inorganic materials 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910006639 Si—Mn Inorganic materials 0.000 description 1
- 229910001035 Soft ferrite Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 229910000797 Ultra-high-strength steel Inorganic materials 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000010953 base metal Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910001567 cementite Inorganic materials 0.000 description 1
- 239000010960 cold rolled steel Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 229910021419 crystalline silicon Inorganic materials 0.000 description 1
- 238000005261 decarburization Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- KFZAUHNPPZCSCR-UHFFFAOYSA-N iron zinc Chemical compound [Fe].[Zn] KFZAUHNPPZCSCR-UHFFFAOYSA-N 0.000 description 1
- KSOKAHYVTMZFBJ-UHFFFAOYSA-N iron;methane Chemical compound C.[Fe].[Fe].[Fe] KSOKAHYVTMZFBJ-UHFFFAOYSA-N 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 238000004881 precipitation hardening Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000001275 scanning Auger electron spectroscopy Methods 0.000 description 1
- 238000004626 scanning electron microscopy Methods 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/01—Layered products comprising a layer of metal all layers being exclusively metallic
- B32B15/013—Layered products comprising a layer of metal all layers being exclusively metallic one layer being formed of an iron alloy or steel, another layer being formed of a metal other than iron or aluminium
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
- C21D1/76—Adjusting the composition of the atmosphere
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/26—Methods of annealing
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/002—Heat treatment of ferrous alloys containing Cr
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/004—Heat treatment of ferrous alloys containing Cr and Ni
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/005—Heat treatment of ferrous alloys containing Mn
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/008—Heat treatment of ferrous alloys containing Si
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0062—Heat-treating apparatus with a cooling or quenching zone
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
- C21D9/54—Furnaces for treating strips or wire
- C21D9/56—Continuous furnaces for strip or wire
- C21D9/561—Continuous furnaces for strip or wire with a controlled atmosphere or vacuum
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
- C21D9/54—Furnaces for treating strips or wire
- C21D9/56—Continuous furnaces for strip or wire
- C21D9/573—Continuous furnaces for strip or wire with cooling
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C18/00—Alloys based on zinc
- C22C18/04—Alloys based on zinc with aluminium as the next major constituent
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/001—Ferrous alloys, e.g. steel alloys containing N
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/20—Ferrous alloys, e.g. steel alloys containing chromium with copper
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/22—Ferrous alloys, e.g. steel alloys containing chromium with molybdenum or tungsten
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/26—Ferrous alloys, e.g. steel alloys containing chromium with niobium or tantalum
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/28—Ferrous alloys, e.g. steel alloys containing chromium with titanium or zirconium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/30—Ferrous alloys, e.g. steel alloys containing chromium with cobalt
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/32—Ferrous alloys, e.g. steel alloys containing chromium with boron
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of manganese
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/52—Ferrous alloys, e.g. steel alloys containing chromium with nickel with cobalt
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/54—Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/003—Apparatus
- C23C2/0038—Apparatus characterised by the pre-treatment chambers located immediately upstream of the bath or occurring locally before the dipping process
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
- C23C2/022—Pretreatment of the material to be coated, e.g. for coating on selected surface areas by heating
- C23C2/0224—Two or more thermal pretreatments
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
- C23C2/024—Pretreatment of the material to be coated, e.g. for coating on selected surface areas by cleaning or etching
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
- C23C2/06—Zinc or cadmium or alloys based thereon
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/26—After-treatment
- C23C2/261—After-treatment in a gas atmosphere, e.g. inert or reducing atmosphere
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/26—After-treatment
- C23C2/28—Thermal after-treatment, e.g. treatment in oil bath
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/34—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the shape of the material to be treated
- C23C2/36—Elongated material
- C23C2/40—Plates; Strips
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D2201/00—Treatment for obtaining particular effects
- C21D2201/02—Superplasticity
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/001—Austenite
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/002—Bainite
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/004—Dispersions; Precipitations
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/005—Ferrite
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/008—Martensite
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/30—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer
- C23C28/32—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one pure metallic layer
- C23C28/321—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one pure metallic layer with at least one metal alloy layer
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/30—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer
- C23C28/34—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one inorganic non-metallic material layer, e.g. metal carbide, nitride, boride, silicide layer and their mixtures, enamels, phosphates and sulphates
- C23C28/345—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one inorganic non-metallic material layer, e.g. metal carbide, nitride, boride, silicide layer and their mixtures, enamels, phosphates and sulphates with at least one oxide layer
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Thermal Sciences (AREA)
- Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Inorganic Chemistry (AREA)
- Coating With Molten Metal (AREA)
- Heat Treatment Of Sheet Steel (AREA)
- Heat Treatment Of Strip Materials And Filament Materials (AREA)
Abstract
Description
請求項1又は2に記載された成分から構成される鋼を熱間圧延、酸洗及び冷間圧延に供すること、並びに溶融亜鉛めっき鋼板を製造するために、得られた鋼板を溶融亜鉛めっき処理に供することを含み、
前記熱間圧延において、スラブ加熱温度が1150〜1300℃に設定され、仕上げ圧延温度が850〜950℃に設定され、かつ、巻取温度が400〜600℃に設定され、
前記酸洗において、浴温度が10℃以上及び100℃未満に設定され、かつ、塩酸の濃度が1〜20%に設定され;並びに
溶融亜鉛めっき処理において、600℃以上への温度上昇過程から焼鈍温度を経て450℃への冷却過程までの熱処理炉内の雰囲気中の水素濃度が2〜20%に設定され、かつ、前記雰囲気の露点が−60〜−10℃に設定され、かつ、冷間圧延された鋼板が10〜500秒間、760〜860℃の焼鈍温度に保たれ、次いで、1〜30℃/秒の平均冷却速度で冷却される、
方法を開示する。この方法は、合金化溶融亜鉛めっき鋼板を得るために、450〜600℃の温度範囲での10〜120秒間の合金化処理も含むことができる。
0.10重量%以下のPを含む鋼スラブを熱間圧延に、その後、酸洗に供し、又は前記鋼スラブを冷間圧延に供する工程と;
加熱温度Tが750℃以上及び1000℃以下であり、及び以下の式(2)を満たし、雰囲気気体の露点tが以下の式(3)を満たし、及び雰囲気気体の水素濃度が1〜100体積%である雰囲気中で加熱する工程と;並びに、次いで、溶融亜鉛めっきに供する工程と;
を含む方法:
0.85≦{[P(重量%)+(2/3)]*1150}/{T(℃)}≦1.15(2);
0.35≦{[P(重量%)+(2/3)]*(−30)}/{t(℃)}≦1.8(3)
を開示する。
質量%で、Cの0.01〜0.25%、Siの0.3〜2.0%、Mnの0.030〜3.0%、Pの0.050%以下、Sの0.010%以下、Nの0.0060%以下及びsol.Alの0.5%以下を含む化学組成を有する鋼スラブを熱間圧延し、650℃以下の巻取温度で、得られた熱間圧延された鋼板を巻き取る熱間圧延工程と;
熱間圧延された鋼板を酸洗する酸洗工程と;
酸洗工程において酸洗された熱間圧延された鋼板を圧下率50%以上で冷間圧延する冷間圧延工程と;並びに
冷間圧延工程後に、冷間圧延された鋼板を、700℃以上の温度領域で、1〜30体積%の水素濃度及び−30℃〜10℃の露点を有する窒素−水素雰囲気下において、鋼板表面の還元のために、連続的溶融亜鉛めっきライン中の還元焼鈍炉中における焼鈍;溶融亜鉛めっきに連続して供する溶融亜鉛めっき工程と;並びに
合金化処理と;
を含む方法も開示する。
1つは、焼鈍の間に、鋼板温度が650℃に達するときに、−10℃の露点を有する気体を用い、及び
もう1つは、焼鈍の間に、鋼板温度が850℃に達するときに、−60℃の低露点ガスを有する気体を用いる。
「重量%」は、重量による百分率を意味する。
A.重量%で以下の化学組成:
0.05≦C≦0.20%、
1.5≦Mn≦3.0%、
0.10≦Si≦0.45%、
0.10≦Cr≦0.60%、
Al≦0.20%、
V<0.005%
及び、純粋に任意に、
P<0.04%、
Nb≦0.05%、
B≦0.003%、
Mo≦0.20%、
Ni≦0.1%、
Ti≦0.06%、
S≦0.01%、
Cu≦0.1%、
Co≦0.1%、
N≦0.01%
などの1つ以上の元素を有し、
前記組成の残部が鉄及び精錬から生じる不可避の不純物で作られている鋼板の提供と、
B.以下のサブ工程:
i.0.1〜15体積%のH2とその露点DP1が−18℃〜+8℃である不活性気体とを含む雰囲気A1を有する加熱区画中での、周囲温度から700〜900℃の温度T1への前記鋼板の加熱工程、
ii.DP1と等しい露点DP2を有する、A1と同一の雰囲気A2を有する均熱区画中での、T1から700〜900℃の温度T2への前記鋼板の均熱工程、
iii.1〜30体積%のH2とその露点DP3が−30℃以下である不活性気体とを含む雰囲気A3を有する冷却区画中での、T2から400〜700℃のT3への鋼板の冷却工程、
iv.1〜30体積%のH2とその露点DP4が−30℃以下である不活性気体とを含む雰囲気A4を有する均等化区画中での、温度T3から400〜700℃の温度T4への鋼板の任意に行われる均等化工程、
を含む、加熱区画、均熱区画、冷却区画、任意に均等化区画を備える完全ラジアントチューブ炉中での前記鋼板の再結晶焼鈍、
C.亜鉛浴中での前記焼鈍された鋼板の溶融亜鉛めっき、並びに
D.460〜600℃の温度T5で、1〜45秒の時間t5の間行われる合金化処理、
を含む、方法に関する。
Claims (18)
- 合金化溶融亜鉛めっき鋼板の製造方法であって、
A.重量%で以下の化学組成:
0.05≦C≦0.20%、
1.5≦Mn≦3.0%、
0.10≦Si≦0.45%、
0.10≦Cr≦0.60%、
Al≦0.20%、
V<0.005%
及び、純粋に任意に、
P<0.04%、
Nb≦0.05%、
B≦0.003%、
Mo≦0.20%、
Ni≦0.1%、
Ti≦0.06%、
S≦0.01%、
Cu≦0.1%、
Co≦0.1%、
N≦0.01%
などの1つ以上の元素を有し、
前記組成の残部が鉄及び精錬から生じる不可避の不純物で作られている鋼板の提供、
B.以下のサブ工程:
i.0.1〜15体積%のH2とその露点DP1が−18℃〜+8℃である不活性気体とを含む雰囲気A1を有する加熱区画中での、周囲温度から700〜900℃の温度T1への前記鋼板の加熱工程、
ii.DP1と等しい露点DP2を有する、A1と同一の雰囲気A2を有する均熱区画中での、T1から700〜900℃の温度T2への前記鋼板の均熱工程、
iii.1〜30体積%のH2とその露点DP3が−30℃以下である不活性気体とを含む雰囲気A3を有する冷却区画中での、T2から400〜700℃のT3への前記鋼板の冷却工程、
iv.1〜30体積%のH2とその露点DP4が−30℃以下である不活性気体とを含む雰囲気A4を有する均等化区画中での、温度T3から400〜700℃の温度T4への前記鋼板の任意に行われる均等化工程、
を含む、加熱区画、均熱区画、冷却区画、任意に均等化区画を備える完全ラジアントチューブ炉中での前記鋼板の再結晶焼鈍、
C.亜鉛浴中での前記焼鈍された鋼板の溶融亜鉛めっき、並びに
D.460〜600℃の温度T5で、1〜45秒の時間t5の間、行われる合金化処理、
を含む、方法。 - 工程A)において、鋼板が0.30重量%未満のSiを含む、請求項1に記載の方法。
- 工程A)において、鋼板が0.0001重量%超のVを含む、請求項1又は2に記載の方法。
- 工程B.i)及びB.ii)において、A1が1〜10体積%のH2を含み、A2がA1と同一である、請求項1〜3のいずれか一項に記載の方法。
- 工程B.i)及びB.ii)において、DP1が−15〜+5℃であり、DP2がDP1と等しい、請求項1〜4のいずれか一項に記載の方法。
- 工程B.ii)において、T2がT1と等しい、請求項1〜5のいずれか一項に記載の方法。
- 工程B.i)及びB.ii)において、T1及びT2が750〜850℃である、請求項1〜6のいずれか一項に記載の方法。
- 工程B.iii)及びB.iv)において、A3がA4と同一であり、DP4がDP3と等しい、請求項1〜7のいずれか一項に記載の方法。
- 工程B.i)〜B.iv)において、不活性気体が、N2、Ar、He及びXeから選択される、請求項1〜8のいずれか一項に記載の方法。
- 亜鉛系被膜が、0.01〜0.4重量%のAlを含み、残部はZnである、請求項1〜9のいずれか一項に記載の方法。
- 工程D)において、T5が470〜570℃である、請求項1〜10のいずれか一項に記載の方法。
- 工程D)において、t5が1〜35秒である、請求項1〜11のいずれか一項に記載の方法。
- 鋼の化学組成がビスマスを含まない、請求項1〜12のいずれか一項に記載の方法。
- 請求項1〜13のいずれか一項に記載の方法から得られる合金化溶融亜鉛めっき鋼板であって、亜鉛被膜が5〜15重量%のFeと、FeO、Mn2SiO4及びMnOを含む酸化物とを含み、残部が亜鉛であり、前記鋼板が前記鋼板中にFeO、Mn2SiO4及びMnOを含む内部酸化物を含むように、鋼板からの鉄の拡散を通じて亜鉛被膜が合金化されている、合金化溶融亜鉛めっき鋼板。
- 亜鉛又はアルミニウム被膜中に存在する酸化物が小塊の形態である、請求項14に記載の合金化溶融亜鉛めっき鋼板。
- 鋼の微細組織が、ベイナイト、マルテンサイト、フェライト及び任意にオーステナイトを含む、請求項15に記載の合金化溶融亜鉛めっき鋼板。
- 鋼板の表面が脱炭されている、請求項14〜16のいずれか一項に記載の合金化溶融亜鉛めっき鋼板。
- 自動車両の一部の製造のための、請求項14〜17のいずれか一項に記載の、又は請求項1〜13のいずれか一項に記載の方法から得られる合金化溶融亜鉛めっき鋼板の使用。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2022200175A JP2023027288A (ja) | 2017-11-08 | 2022-12-15 | 合金化溶融亜鉛めっき鋼板 |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IBPCT/IB2017/001343 | 2017-11-08 | ||
PCT/IB2017/001343 WO2019092467A1 (en) | 2017-11-08 | 2017-11-08 | A galvannealed steel sheet |
PCT/IB2018/058141 WO2019092527A1 (en) | 2017-11-08 | 2018-10-19 | A galvannealed steel sheet |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2022200175A Division JP2023027288A (ja) | 2017-11-08 | 2022-12-15 | 合金化溶融亜鉛めっき鋼板 |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2021502482A true JP2021502482A (ja) | 2021-01-28 |
Family
ID=60543579
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2020524902A Pending JP2021502482A (ja) | 2017-11-08 | 2018-10-19 | 合金化溶融亜鉛めっき鋼板 |
JP2022200175A Pending JP2023027288A (ja) | 2017-11-08 | 2022-12-15 | 合金化溶融亜鉛めっき鋼板 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2022200175A Pending JP2023027288A (ja) | 2017-11-08 | 2022-12-15 | 合金化溶融亜鉛めっき鋼板 |
Country Status (16)
Country | Link |
---|---|
US (2) | US11884987B2 (ja) |
EP (1) | EP3707291B1 (ja) |
JP (2) | JP2021502482A (ja) |
KR (1) | KR102374496B1 (ja) |
CN (2) | CN111315911A (ja) |
BR (1) | BR112020006550B1 (ja) |
CA (1) | CA3082061C (ja) |
ES (1) | ES2902381T3 (ja) |
HU (1) | HUE056729T2 (ja) |
MA (1) | MA50555B1 (ja) |
MX (1) | MX2020004697A (ja) |
PL (1) | PL3707291T3 (ja) |
RU (1) | RU2739097C1 (ja) |
UA (1) | UA125195C2 (ja) |
WO (2) | WO2019092467A1 (ja) |
ZA (1) | ZA202002310B (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2023142348A (ja) * | 2022-03-25 | 2023-10-05 | Jfeスチール株式会社 | 溶融亜鉛系めっき鋼板の製造方法 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20230183833A1 (en) * | 2020-06-08 | 2023-06-15 | Nippon Steel Corporation | Steel sheet and method for producing same |
Citations (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000336466A (ja) * | 1999-03-19 | 2000-12-05 | Sumitomo Metal Ind Ltd | 溶融Zn−Al系合金めっき鋼板の製造方法 |
JP2005008939A (ja) * | 2003-06-18 | 2005-01-13 | Jfe Steel Kk | 溶融亜鉛めっき鋼板の製造方法 |
JP2006233333A (ja) * | 2005-01-31 | 2006-09-07 | Nippon Steel Corp | 外観が良好な高強度合金化溶融亜鉛めっき鋼板及びその製造方法と製造設備 |
WO2007043273A1 (ja) * | 2005-10-14 | 2007-04-19 | Nippon Steel Corporation | Siを含有する鋼板の連続焼鈍溶融めっき方法及び連続焼鈍溶融めっき装置 |
JP2009270126A (ja) * | 2008-04-08 | 2009-11-19 | Sumitomo Metal Ind Ltd | 冷延鋼板および溶融めっき鋼板ならびに該鋼板の製造方法 |
JP2010534278A (ja) * | 2007-06-29 | 2010-11-04 | アルセロールミタル・フランス | 亜鉛めっきまたは合金化亜鉛めっきケイ素鋼 |
JP2011219778A (ja) * | 2009-03-31 | 2011-11-04 | Jfe Steel Corp | 高強度溶融亜鉛めっき鋼板およびその製造方法 |
US20130306203A1 (en) * | 2010-09-30 | 2013-11-21 | Jfe Steel Corporation | High strength steel sheet and method for manufacturing the same |
KR20140051669A (ko) * | 2012-10-23 | 2014-05-02 | 주식회사 포스코 | 표면품질 및 도금밀착성이 우수한 용융아연도금강판 및 이의 제조방법 |
JP2014525986A (ja) * | 2011-07-11 | 2014-10-02 | ティッセンクルップ スチール ヨーロッパ アクチェンゲゼルシャフト | 溶融めっきによる金属保護層を備えた鋼板製品の製造方法 |
JP2015180766A (ja) * | 2014-03-05 | 2015-10-15 | Jfeスチール株式会社 | 冷延鋼板、その製造方法、高強度溶融亜鉛めっき鋼板及び高強度合金化溶融亜鉛めっき鋼板 |
WO2016121388A1 (ja) * | 2015-01-28 | 2016-08-04 | Jfeスチール株式会社 | 高強度冷延鋼板、高強度めっき鋼板及びこれらの製造方法 |
JP2017048412A (ja) * | 2015-08-31 | 2017-03-09 | 新日鐵住金株式会社 | 溶融亜鉛めっき鋼板、合金化溶融亜鉛めっき鋼板、およびそれらの製造方法 |
CN109371318A (zh) * | 2018-09-26 | 2019-02-22 | 武汉钢铁有限公司 | 氢脆裂纹敏感性低的1180MPa级高强热镀锌钢板及制备方法 |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3684914B2 (ja) | 1998-11-20 | 2005-08-17 | Jfeスチール株式会社 | 高強度溶融亜鉛めっき鋼板および高強度合金化溶融亜鉛めっき鋼板の製造方法、並びに高強度合金化溶融亜鉛めっき鋼板 |
CA2513298C (en) | 2003-01-15 | 2012-01-03 | Nippon Steel Corporation | High-strength hot-dip galvanized steel sheet and method for producing the same |
RU2418094C2 (ru) * | 2006-01-30 | 2011-05-10 | Ниппон Стил Корпорейшн | Высокопрочный горячеоцинкованный погружением стальной лист и высокопрочный отожженный после цинкования стальной лист с превосходными формуемостью и способностью к нанесению гальванопокрытия и способы изготовления и устройства для изготовления таких листов |
JP5082432B2 (ja) | 2006-12-26 | 2012-11-28 | Jfeスチール株式会社 | 高強度溶融亜鉛めっき鋼板の製造方法 |
JP5194878B2 (ja) * | 2007-04-13 | 2013-05-08 | Jfeスチール株式会社 | 加工性および溶接性に優れる高強度溶融亜鉛めっき鋼板およびその製造方法 |
EP2009127A1 (en) * | 2007-06-29 | 2008-12-31 | ArcelorMittal France | Process for manufacturing a galvanized or a galvannealed steel sheet by DFF regulation |
EP2009129A1 (en) * | 2007-06-29 | 2008-12-31 | ArcelorMittal France | Process for manufacturing a galvannealed steel sheet by DFF regulation |
EP2415896B1 (en) | 2009-03-31 | 2016-11-16 | JFE Steel Corporation | Method for producing high-strength hot-dip galvanized steel plate |
CN201512572U (zh) * | 2009-10-22 | 2010-06-23 | 中国钢研科技集团有限公司 | 钢带连续热镀锌及连续退火两用炉 |
JP5521520B2 (ja) | 2009-12-03 | 2014-06-18 | 新日鐵住金株式会社 | 合金化溶融亜鉛めっき鋼板およびその製造方法 |
JP5434537B2 (ja) * | 2009-12-03 | 2014-03-05 | 新日鐵住金株式会社 | 溶接性に優れた高Si含有合金化溶融めっき鋼板およびその製造方法 |
JP5392116B2 (ja) * | 2010-01-28 | 2014-01-22 | 新日鐵住金株式会社 | 合金化溶融亜鉛めっき鋼板およびその製造方法 |
WO2012168564A1 (fr) * | 2011-06-07 | 2012-12-13 | Arcelormittal Investigación Y Desarrollo Sl | Tôle d'acier laminée à froid et revêtue de zinc ou d'alliage de zinc, procédé de fabrication et utilisation d'une telle tôle |
TWI500780B (zh) * | 2011-09-30 | 2015-09-21 | Nippon Steel & Sumitomo Metal Corp | 熔融鍍鋅鋼板及其製造方法 |
WO2015001367A1 (en) * | 2013-07-04 | 2015-01-08 | Arcelormittal Investigación Y Desarrollo Sl | Cold rolled steel sheet, method of manufacturing and vehicle |
JP5884196B2 (ja) | 2014-02-18 | 2016-03-15 | Jfeスチール株式会社 | 高強度溶融亜鉛めっき鋼板の製造方法 |
CN106029932B (zh) * | 2014-02-25 | 2019-03-15 | 杰富意钢铁株式会社 | 还原炉的露点控制方法以及还原炉 |
BE1022147B1 (nl) | 2014-05-19 | 2016-02-19 | Atlas Copco Airpower Naamloze Vennootschap | Inrichting voor het expanderen van stoom en werkwijze voor het aansturen van dergelijke inrichting |
JP6505480B2 (ja) | 2014-08-29 | 2019-04-24 | 株式会社神戸製鋼所 | 溶融亜鉛めっき用または合金化溶融亜鉛めっき用原板、および溶融亜鉛めっき鋼板または合金化溶融亜鉛めっき鋼板 |
KR101630976B1 (ko) | 2014-12-08 | 2016-06-16 | 주식회사 포스코 | 표면품질 및 도금 밀착성이 우수한 초고강도 용융아연도금강판 및 그 제조방법 |
KR101561008B1 (ko) | 2014-12-19 | 2015-10-16 | 주식회사 포스코 | 구멍확장능이 우수한 용융아연도금강판, 합금화 용융아연도금강판 및 그 제조방법 |
JP6020605B2 (ja) | 2015-01-08 | 2016-11-02 | Jfeスチール株式会社 | 合金化溶融亜鉛めっき鋼板の製造方法 |
-
2017
- 2017-11-08 WO PCT/IB2017/001343 patent/WO2019092467A1/en active Application Filing
-
2018
- 2018-10-19 PL PL18797147T patent/PL3707291T3/pl unknown
- 2018-10-19 WO PCT/IB2018/058141 patent/WO2019092527A1/en active Application Filing
- 2018-10-19 ES ES18797147T patent/ES2902381T3/es active Active
- 2018-10-19 MA MA50555A patent/MA50555B1/fr unknown
- 2018-10-19 CN CN201880071328.9A patent/CN111315911A/zh active Pending
- 2018-10-19 KR KR1020207013026A patent/KR102374496B1/ko active IP Right Grant
- 2018-10-19 US US16/760,399 patent/US11884987B2/en active Active
- 2018-10-19 HU HUE18797147A patent/HUE056729T2/hu unknown
- 2018-10-19 CA CA3082061A patent/CA3082061C/en active Active
- 2018-10-19 CN CN202211242054.XA patent/CN115505854A/zh active Pending
- 2018-10-19 RU RU2020118292A patent/RU2739097C1/ru active
- 2018-10-19 BR BR112020006550-1A patent/BR112020006550B1/pt active IP Right Grant
- 2018-10-19 MX MX2020004697A patent/MX2020004697A/es unknown
- 2018-10-19 JP JP2020524902A patent/JP2021502482A/ja active Pending
- 2018-10-19 EP EP18797147.8A patent/EP3707291B1/en active Active
- 2018-10-19 UA UAA202003387A patent/UA125195C2/uk unknown
-
2020
- 2020-05-04 ZA ZA2020/02310A patent/ZA202002310B/en unknown
-
2022
- 2022-12-15 JP JP2022200175A patent/JP2023027288A/ja active Pending
-
2023
- 2023-12-13 US US18/538,254 patent/US20240110257A1/en active Pending
Patent Citations (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000336466A (ja) * | 1999-03-19 | 2000-12-05 | Sumitomo Metal Ind Ltd | 溶融Zn−Al系合金めっき鋼板の製造方法 |
JP2005008939A (ja) * | 2003-06-18 | 2005-01-13 | Jfe Steel Kk | 溶融亜鉛めっき鋼板の製造方法 |
JP2006233333A (ja) * | 2005-01-31 | 2006-09-07 | Nippon Steel Corp | 外観が良好な高強度合金化溶融亜鉛めっき鋼板及びその製造方法と製造設備 |
WO2007043273A1 (ja) * | 2005-10-14 | 2007-04-19 | Nippon Steel Corporation | Siを含有する鋼板の連続焼鈍溶融めっき方法及び連続焼鈍溶融めっき装置 |
JP2010534278A (ja) * | 2007-06-29 | 2010-11-04 | アルセロールミタル・フランス | 亜鉛めっきまたは合金化亜鉛めっきケイ素鋼 |
JP2009270126A (ja) * | 2008-04-08 | 2009-11-19 | Sumitomo Metal Ind Ltd | 冷延鋼板および溶融めっき鋼板ならびに該鋼板の製造方法 |
JP2011219778A (ja) * | 2009-03-31 | 2011-11-04 | Jfe Steel Corp | 高強度溶融亜鉛めっき鋼板およびその製造方法 |
US20130306203A1 (en) * | 2010-09-30 | 2013-11-21 | Jfe Steel Corporation | High strength steel sheet and method for manufacturing the same |
JP2014525986A (ja) * | 2011-07-11 | 2014-10-02 | ティッセンクルップ スチール ヨーロッパ アクチェンゲゼルシャフト | 溶融めっきによる金属保護層を備えた鋼板製品の製造方法 |
KR20140051669A (ko) * | 2012-10-23 | 2014-05-02 | 주식회사 포스코 | 표면품질 및 도금밀착성이 우수한 용융아연도금강판 및 이의 제조방법 |
JP2015180766A (ja) * | 2014-03-05 | 2015-10-15 | Jfeスチール株式会社 | 冷延鋼板、その製造方法、高強度溶融亜鉛めっき鋼板及び高強度合金化溶融亜鉛めっき鋼板 |
WO2016121388A1 (ja) * | 2015-01-28 | 2016-08-04 | Jfeスチール株式会社 | 高強度冷延鋼板、高強度めっき鋼板及びこれらの製造方法 |
JP2017048412A (ja) * | 2015-08-31 | 2017-03-09 | 新日鐵住金株式会社 | 溶融亜鉛めっき鋼板、合金化溶融亜鉛めっき鋼板、およびそれらの製造方法 |
CN109371318A (zh) * | 2018-09-26 | 2019-02-22 | 武汉钢铁有限公司 | 氢脆裂纹敏感性低的1180MPa级高强热镀锌钢板及制备方法 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2023142348A (ja) * | 2022-03-25 | 2023-10-05 | Jfeスチール株式会社 | 溶融亜鉛系めっき鋼板の製造方法 |
JP7401857B2 (ja) | 2022-03-25 | 2023-12-20 | Jfeスチール株式会社 | 溶融亜鉛系めっき鋼板の製造方法 |
Also Published As
Publication number | Publication date |
---|---|
WO2019092467A1 (en) | 2019-05-16 |
KR20200070293A (ko) | 2020-06-17 |
US20240110257A1 (en) | 2024-04-04 |
US20200354807A1 (en) | 2020-11-12 |
EP3707291B1 (en) | 2021-12-01 |
CA3082061C (en) | 2022-05-31 |
US11884987B2 (en) | 2024-01-30 |
JP2023027288A (ja) | 2023-03-01 |
BR112020006550A2 (pt) | 2020-10-13 |
BR112020006550B1 (pt) | 2023-02-23 |
CA3082061A1 (en) | 2019-05-16 |
MA50555B1 (fr) | 2021-12-31 |
WO2019092527A1 (en) | 2019-05-16 |
CN115505854A (zh) | 2022-12-23 |
KR102374496B1 (ko) | 2022-03-15 |
PL3707291T3 (pl) | 2022-03-28 |
EP3707291A1 (en) | 2020-09-16 |
HUE056729T2 (hu) | 2022-03-28 |
MA50555A (fr) | 2020-09-16 |
MX2020004697A (es) | 2020-07-27 |
ES2902381T3 (es) | 2022-03-28 |
UA125195C2 (uk) | 2022-01-26 |
CN111315911A (zh) | 2020-06-19 |
ZA202002310B (en) | 2021-03-31 |
RU2739097C1 (ru) | 2020-12-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP4623233B2 (ja) | 高強度溶融亜鉛めっき鋼板およびその製造方法 | |
US12011902B2 (en) | Hot-dip coated steel sheet | |
US20240110257A1 (en) | Galvannealed steel sheet | |
EP4180547A1 (en) | Hot-pressed member and manufacturing method therefor | |
KR20210024676A (ko) | 용융도금 강 기재의 제조 방법 | |
JP2004068051A (ja) | 高強度溶融亜鉛めっき鋼板及びその製造方法 | |
JP5703632B2 (ja) | 温間プレス成形用素材及びパネル用部材の製造方法 | |
KR101505274B1 (ko) | 도금성 및 도금밀착성이 우수한 trip 강 제조 방법 | |
JP4781577B2 (ja) | 加工性に優れた高強度溶融亜鉛めっき鋼板及びその製造方法 | |
JP5499984B2 (ja) | 溶融めっき熱延鋼板およびその製造方法 | |
JP3464611B2 (ja) | 成形性と耐食性に優れた高強度溶融亜鉛メッキ熱延鋼板及びその製造方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A529 | Written submission of copy of amendment under article 34 pct |
Free format text: JAPANESE INTERMEDIATE CODE: A529 Effective date: 20200701 |
|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20200701 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20210524 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20210615 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20220201 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20220328 |
|
A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 20220816 |