CN113953346A - 铝硅系合金镀层涂覆的热冲压用钢板及其制备方法和应用 - Google Patents
铝硅系合金镀层涂覆的热冲压用钢板及其制备方法和应用 Download PDFInfo
- Publication number
- CN113953346A CN113953346A CN202111155046.7A CN202111155046A CN113953346A CN 113953346 A CN113953346 A CN 113953346A CN 202111155046 A CN202111155046 A CN 202111155046A CN 113953346 A CN113953346 A CN 113953346A
- Authority
- CN
- China
- Prior art keywords
- hot stamping
- percent
- less
- aluminum
- hot
- 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
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 102
- 239000010959 steel Substances 0.000 title claims abstract description 102
- CSDREXVUYHZDNP-UHFFFAOYSA-N alumanylidynesilicon Chemical compound [Al].[Si] CSDREXVUYHZDNP-UHFFFAOYSA-N 0.000 title claims abstract description 48
- 239000011248 coating agent Substances 0.000 title claims abstract description 28
- 238000000576 coating method Methods 0.000 title claims abstract description 28
- 229910000676 Si alloy Inorganic materials 0.000 title claims abstract description 23
- 238000002360 preparation method Methods 0.000 title abstract description 11
- 229910000734 martensite Inorganic materials 0.000 claims abstract description 27
- 238000010438 heat treatment Methods 0.000 claims abstract description 22
- 238000005098 hot rolling Methods 0.000 claims abstract description 17
- 229910052758 niobium Inorganic materials 0.000 claims abstract description 16
- 229910052720 vanadium Inorganic materials 0.000 claims abstract description 16
- 229910001563 bainite Inorganic materials 0.000 claims abstract description 12
- 229910052804 chromium Inorganic materials 0.000 claims abstract description 9
- 229910052750 molybdenum Inorganic materials 0.000 claims abstract description 8
- 238000000034 method Methods 0.000 claims description 27
- 238000007747 plating Methods 0.000 claims description 24
- 238000010791 quenching Methods 0.000 claims description 24
- 230000000171 quenching effect Effects 0.000 claims description 20
- 229910045601 alloy Inorganic materials 0.000 claims description 19
- 239000000956 alloy Substances 0.000 claims description 19
- 238000000137 annealing Methods 0.000 claims description 15
- 239000000758 substrate Substances 0.000 claims description 8
- 229910000859 α-Fe Inorganic materials 0.000 claims description 8
- 239000012535 impurity Substances 0.000 claims description 7
- 239000000126 substance Substances 0.000 claims description 7
- 229910018125 Al-Si Inorganic materials 0.000 claims description 6
- 229910018520 Al—Si Inorganic materials 0.000 claims description 6
- 238000005097 cold rolling Methods 0.000 claims description 6
- 229910052710 silicon Inorganic materials 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 238000005096 rolling process Methods 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 4
- 238000005266 casting Methods 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 238000005554 pickling Methods 0.000 claims description 4
- 230000009467 reduction Effects 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims description 3
- 238000010079 rubber tapping Methods 0.000 claims description 3
- 229910021364 Al-Si alloy Inorganic materials 0.000 claims 1
- 229910001566 austenite Inorganic materials 0.000 abstract description 30
- 238000005728 strengthening Methods 0.000 abstract description 11
- 229910052719 titanium Inorganic materials 0.000 abstract description 8
- 238000007670 refining Methods 0.000 abstract description 6
- 229910052748 manganese Inorganic materials 0.000 abstract description 5
- 239000006104 solid solution Substances 0.000 abstract description 5
- 239000002131 composite material Substances 0.000 abstract description 4
- 230000006872 improvement Effects 0.000 abstract description 4
- 239000007787 solid Substances 0.000 abstract description 4
- 239000010410 layer Substances 0.000 description 26
- 230000008569 process Effects 0.000 description 17
- 239000000047 product Substances 0.000 description 15
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 13
- 229910052739 hydrogen Inorganic materials 0.000 description 11
- 239000001257 hydrogen Substances 0.000 description 11
- 229910052782 aluminium Inorganic materials 0.000 description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 8
- 230000003111 delayed effect Effects 0.000 description 8
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 8
- 239000011159 matrix material Substances 0.000 description 8
- 239000002244 precipitate Substances 0.000 description 8
- 230000008901 benefit Effects 0.000 description 7
- 238000005260 corrosion Methods 0.000 description 7
- 230000007797 corrosion Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- 238000001816 cooling Methods 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 230000007547 defect Effects 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 230000035945 sensitivity Effects 0.000 description 4
- 238000002791 soaking Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000005422 blasting Methods 0.000 description 3
- 238000005336 cracking Methods 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- 238000007598 dipping method Methods 0.000 description 3
- 238000005496 tempering Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000013001 point bending Methods 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 238000005204 segregation Methods 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 238000003618 dip coating Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229910000765 intermetallic Inorganic materials 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 229910001562 pearlite Inorganic materials 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/02—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/22—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
- B21B37/56—Elongation control
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
- B21B37/74—Temperature control, e.g. by cooling or heating the rolls or the product
-
- 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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/62—Quenching devices
- C21D1/673—Quenching devices for die quenching
-
- 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
- C21D1/84—Controlled slow cooling
-
- 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
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0205—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips of ferrous alloys
-
- 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
- C21D9/0081—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for slabs; for billets
-
- 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
- C22C38/02—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
- C22C38/04—Ferrous alloys, e.g. steel alloys containing 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
- C22C38/06—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
- C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
-
- 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
- C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium 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
- C23C2/04—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
- C23C2/12—Aluminium 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
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/22—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length
- B21B2001/221—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length by cold-rolling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/22—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length
- B21B2001/225—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length by hot-rolling
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Coating With Molten Metal (AREA)
- Heat Treatment Of Articles (AREA)
Abstract
本发明特别涉及铝硅系合金镀层涂覆的热冲压用钢板及其制备方法和应用,属于钢材制备技术领域,通过在奥氏体区热轧和添加Nb、Ti、V等来控制原始奥氏体晶粒尺寸,通过细化原始奥氏体晶粒尺寸来进一步细化马氏体尺寸;同时通过固溶度积计算,在热冲压加热过程中V元素可以奥氏体晶界固溶析出,细化奥氏体晶粒。其次,通过添加Mn、Cr、Mo元素,提高淬透性,最终获得精细的位错型马氏体、贝氏体等多相复合组织。其高强度得益于精细尺寸的马氏体组织和多相组织的细晶强化与位错强化,同时晶粒细化和多相的协调变形对塑性的提高也有所帮助。
Description
技术领域
本发明属于钢材制备技术领域,特别涉及铝硅系合金镀层涂覆的热冲压用钢板及其制备方法和应用。
背景技术
热冲压成形技术利用钢板在高温下塑性增加、成形抗力下降的特点,将初始强度较低的板料经高温加热后,在具有冷却系统的模具内快速冲压成形和淬火冷却,可获得超高强度零件,可很好的解决冷成型易开裂、回弹严重等问题。但热冲压后的基体组织为马氏体,马氏体组织面临高氢脆敏感性的问题,增加了热成形零件在服役过程中脆断失效的风险。
此外,铝硅镀层耐蚀性能优异,由于铝的熔点较高,在高温下能够铝硅镀层与基体间快速相互扩散大量形成高熔点的金属间化合物Fe-Al相、Fe-Al-Si相,最終形成稳定的高強高塑性的铝硅镀层涂覆的热冲压制品。然而,铝硅镀层在热冲压过程中,Al元素易与水蒸汽反应生成H原子,H易扩散至基体,在缺陷附近扩散并在缺陷处结合成分子氢,形成巨大内应力导致延迟断裂发生,严重限制了热冲压用钢产品的使用。
中国发明专利申请CN103255340A公开了一种汽车用高强韧性热成形钢板,主要成分为wt%:C:0.1-0.5,Si:0.5-1.5,Mn:1.2-2.4,Ti:0.01-0.05,B:0.001-0.005,S:≤0.01,P:≤0.01,其余为Fe;制备方法包括:对具有所述组成的钢板用钢以20-100℃/s的速度加热到奥氏体化温度恒温一段时间后热轧,使奥氏体晶粒细化;以50-120℃/s的速度淬火到50-370℃,获得部分过饱和马氏体和未发生马氏体相变的残余奥氏体;在200-500℃的回火温度等温5-600s,使碳由马氏体向残余奥氏体分配以稳定奥氏体;淬火到室温,获得细化马氏体和残余奥氏体的复相组织。此专利同样需要等温回火过程,较现在已有热冲压线的成本增加,另外未充分考虑V、Nb等合金元素作用。
发明内容
本申请的目的在于提供铝硅系合金镀层涂覆的热冲压用钢板及其制备方法和应用,以解决目前在热冲压过程中,Al元素易与水蒸汽反应生成H原子,H易扩散至基体,在缺陷附近扩散并在缺陷处结合成分子氢,形成巨大内应力导致延迟断裂发生的问题。
本发明实施例提供了一种铝硅系合金镀层涂覆的热冲压用钢板,所述钢板的化学成分以质量分数计包括:
C:0.15%-0.38%,Si:≤0.6%,Al:≤0.06%,Mn:0.5%-2.5%,Cr:0.005%-0.5%,Mo:0.005%-0.5%,B:0.001%-0.005%,S:≤0.005%,P:≤0.01%,N:≤0.01%,O:≤0.003%,其中0.10%≤(Cr+Mo)≤0.50%,还包括Ti:0.02%-0.08%,Nb:0.02%-0.08%和V:0.02%-0.10%中的至少一种,其中0.03%≤(Ti+Nb+V)≤0.12%,其余为Fe和不可避免的杂质。
可选的,钢板的化学成分以质量分数计还包括Ni≤0.5%和Cu≤0.5%。
可选的,所述钢板的金相组织以体积分数计为:90%-98%的马氏体,2%-10%的贝氏体或铁素体。
可选的,热冲压前,钢的晶粒尺寸为5μm-15μm;热冲压后,钢的晶粒尺寸2μm-15μm。
基于同一发明构思,本发明实施例还提供了一种如上所述的铝硅系合金镀层涂覆的热冲压用钢板的制备方法,所述方法包括:
将铸坯进行热轧和酸洗,后进行冷轧,获得铝硅系合金镀层涂覆的热冲压用钢板;
其中,所述热轧的加热出炉温度为1100℃-1280℃,所述热轧的终轧温度为850℃-950℃,所述热轧的卷取温度为550℃-700℃;
所述冷轧的压下量为30%-70%。
基于同一发明构思,本发明实施例还提供了一种如上所述的铝硅系合金镀层涂覆的热冲压用钢板的应用,所述应用包括将所述铝硅系合金镀层涂覆的热冲压用钢板用作铝硅系合金镀层涂覆的热冲压构件的基板。
可选的,所述构件的制备方法包括:
将所述铝硅系合金镀层涂覆的热冲压用钢板进行热镀铝硅,后进行连续退火,获得镀层钢;
将所述镀层钢进行光整拉矫,后进行加热,获得热镀层钢;
将所述热镀层钢进行冲压淬火,获得构件,其中淬火结束温度和Mf点温度满足:20℃<Mf点温度﹣淬火结束温度≤120℃。
可选的,所述加热的温度为850℃-950℃,所述加热的保温时间为3min-10min。
可选的,所述连续退火的气氛为还原气氛,所述还原气氛中的H2的体积含量控制在3%-15%。
可选的,所述冲压淬火中,冲压加热炉内的气氛露点温度<0℃。
可选的,所述连续退火过程中,露点温度空载在-15℃-10℃。
本发明实施例中的一个或多个技术方案,至少具有如下技术效果或优点:
本发明实施例提供的铝硅系合金镀层涂覆的热冲压用钢板,所述钢板的化学成分以质量分数计包括:C:0.15%-0.38%,Si:≤0.6%,Al:≤0.06%,Mn:0.5%-2.5%,Cr:0.005%-0.5%,Mo:0.005%-0.5%,B:0.001%-0.005%,S:≤0.005%,P:≤0.01%,N:≤0.01%,O:≤0.003%,其中0.10%≤(Cr+Mo)≤0.50%,还包括Ti:0.02%-0.08%,Nb:0.02%-0.08%和V:0.02%-0.10%中的至少一种,其中0.03%≤(Ti+Nb+V)≤0.12%,其余为Fe和不可避免的杂质;通过在奥氏体区热轧和添加Nb、Ti、V等来控制原始奥氏体晶粒尺寸,通过细化原始奥氏体晶粒尺寸来进一步细化马氏体尺寸;同时通过固溶度积计算,在热冲压加热过程中V元素可以奥氏体晶界固溶析出,细化奥氏体晶粒。其次,通过添加Mn、Cr、Mo元素,提高淬透性,最终获得精细的位错型马氏体、贝氏体等多相复合组织。其高强度得益于精细尺寸的马氏体组织和多相组织的细晶强化与位错强化,同时晶粒细化和多相的协调变形对塑性的提高也有所帮助。
上述说明仅是本发明技术方案的概述,为了能够更清楚了解本发明的技术手段,而可依照说明书的内容予以实施,并且为了让本发明的上述和其它目的、特征和优点能够更明显易懂,以下特举本发明的具体实施方式。
附图说明
为了更清楚地说明本发明实施例中的技术方案,下面将对实施例描述中所需要使用的附图作一简单地介绍,显而易见地,下面描述中的附图是本发明的一些实施例,对于本领域普通技术人员来讲,在不付出创造性劳动的前提下,还可以根据这些附图获得其它的附图。
图1是本发明实施例2提供的钢的热冲压前的金相图;
图2是本发明实施例2提供的钢的热冲压后的金相图;
图3是本发明实施例提供的方法的流程图。
具体实施方式
下文将结合具体实施方式和实施例,具体阐述本发明,本发明的优点和各种效果将由此更加清楚地呈现。本领域技术人员应理解,这些具体实施方式和实施例是用于说明本发明,而非限制本发明。
在整个说明书中,除非另有特别说明,本文使用的术语应理解为如本领域中通常所使用的含义。因此,除非另有定义,本文使用的所有技术和科学术语具有与本发明所属领域技术人员的一般理解相同的含义。若存在矛盾,本说明书优先。
除非另有特别说明,本发明中用到的各种原材料、试剂、仪器和设备等,均可通过市场购买得到或者可通过现有方法制备得到。
本申请实施例的技术方案为解决上述技术问题,总体思路如下:
根据本发明一种典型的实施方式,提供了一种铝硅系合金镀层涂覆的热冲压用钢板,所述钢板的化学成分以质量分数计包括:
C:0.15%-0.38%,Si:≤0.6%,Al:≤0.06%,Mn:0.5%-2.5%,Cr:0.005%-0.5%,Mo:0.005%-0.5%,B:0.001%-0.005%,S:≤0.005%,P:≤0.01%,N:≤0.01%,O:≤0.003%,其中0.10%≤(Cr+Mo)≤0.50%,还包括Ti:0.02%-0.08%,Nb:0.02%-0.08%和V:0.02%-0.10%中的至少一种,其中0.03%≤(Ti+Nb+V)≤0.12%,其余为Fe和不可避免的杂质。
C是最有效,最便宜的固溶强化元素,可有效保证热冲压用钢强度级别。同时C是奥氏体稳定化元素,能够最有效地稳定奥氏体。
Mn用来增加奥氏体区降低奥氏体化温度,提高淬透性。Cr能显著增加淬透性和减轻高温表面出现严重氧化,但其促进贝氏体形成,不宜过高。Mo可细化钢的晶粒,提高淬透性。
P为在钢液凝固时易形成微观偏析,随后在奥氏体后温度加热时偏聚到晶界,使钢的脆性显著增大,从而使氢致延迟断裂敏感性升高。因此,P含量应控制在0.01%以下。
S为不可避免的不纯物,形成MnS夹杂物和在晶界偏析会恶化钢的韧性,从而降低钢的韧塑性,并使氢致延迟断裂敏感性升高。因此,S含量应控制在0.005%以下。
N与Al、Ti、Nb、V等结合形成化合物,从而细化晶粒和降低氢致延迟断裂敏感性,但也会偏聚晶界而降低晶界强度。因此,N含量应控制在≤0.01%。
O为有害气体,并影响氢致延迟断裂敏感性,且可能与铝形成粗大的氧化铝夹杂物,恶化钢的韧性。通过多种手段应将[0]含量控制在0.003%以下。
Nb、Ti、V与C、N结合形成析出物,主要是用来细化奥氏体晶粒,少量的B保证有足够好的淬透性。弥散的细小的析出物可作为H陷阱,捕获H原子,提高韧性。适当提高开模温度和涂装烘烤回火过程都有利于H原子释放,氢至延迟断裂问题得到极大改善优化。
热成形后获得的基体组织主要为含有高密度位错的细板条马氏体组织、极少量贝氏体和铁素体以及弥散分布的V、Nb/Ti的析出物的复相组织。通过在奥氏体区热轧和添加Nb、Ti、V等来控制原始奥氏体晶粒尺寸,通过细化原始奥氏体晶粒尺寸来进一步细化马氏体尺寸;同时通过固溶度积计算,在热冲压加热过程中V元素可以奥氏体晶界固溶析出,细化奥氏体晶粒。其次,通过添加Mn、Cr、Mo元素,提高淬透性,最终获得精细的位错型马氏体、贝氏体等多相复合组织。其高强度得益于精细尺寸的马氏体组织和多相组织的细晶强化与位错强化,同时晶粒细化和多相的协调变形对塑性的提高也有所帮助。
控制0.10%≤(Cr+Mo)≤0.50%的原因是总量添加0.1%以上保证淬透性,小于0.5%以保证脆性损失较小,同时节约成本。
控制0.03%≤(Ti+Nb+V)≤0.15%的原因是总量添加0.03%以上的微合金元素保证足够的析出强化、细晶强化效果,同时≤1.5%避免析出物粗化,降低效果。
作为一种可选的实施方式,钢板的化学成分以质量分数计还包括添加总量不大于0.5%的提高钢板淬透性的Ni、Cu等合金元素。
作为一种可选的实施方式,钢板热冲压后的金相组织以体积分数计为:90%-98%的马氏体,2%-10%的贝氏体或铁素体。
作为一种可选的实施方式,热冲压前的晶粒尺寸为5μm-15μm,所述热冲压后的晶粒尺寸为2μm-15μm。
根据本发明另一种典型的实施方式,提供了一种如上提供的铝硅系合金镀层涂覆的热冲压用钢板的制备方法,所述方法包括:
S1.将铸坯进行热轧和酸洗,后进行冷轧,获得铝硅系合金镀层涂覆的热冲压用钢板;
具体而言,将铸坯依次进行加热保温、粗轧、除鳞、精轧、层流冷却和卷取,获得热轧钢板;加热出炉温度1100~1280℃,热轧终轧温度850~950℃,热轧卷取温度550~700℃;热轧后常规酸洗。
作为一种可选的实施方式,冷轧压下量为30~70%。
根据本发明另一种典型的实施方式,提供了一种如上提供的铝硅系合金镀层涂覆的热冲压用钢板的应用,所述应用包括将所述铝硅系合金镀层涂覆的热冲压用钢板用作铝硅系合金镀层涂覆的热冲压构件的基板。
作为一种可选的实施方式,构件的制备方法包括:
S1.将所述铝硅系合金镀层涂覆的热冲压用钢板进行热镀铝硅,后进行连续退火,获得镀层钢;
具体而言,连续退火主要包括预热段、加热段、均热段、喷冷段、热浸镀、镀后冷却,其中均热温度控制在720-820℃,加热段露点温度控制在-15℃-10℃,优选的露点温度为-10-0℃;均热后以3-30℃/s冷却至热浸镀温度在铝锅进行热镀铝硅;所述铝锅温度为640℃-680℃,热浸镀后以2-20℃/s冷却至450℃-550℃,以20℃/s以上速度冷却至300℃以下。
作为一种可选的实施方式,连续退火炉内均热段中H2含量控制在3-15%为还原气氛,优选的H2含量为4-7%。
经预氧化和还原后,表面形成一层还原铁及还原铁以下Mn、Si、Cr等元素氧化层;经热浸镀铝硅退火后,钢带基体表面、镀层以下形成厚度约3-40μm脱碳层。
热镀铝硅退火后热冲压前钢板表面具有厚度为3-33μm厚的镀层,其中镀层包含8-11%(重量百分比)硅、1-4%(重量百分比)铁、余量铝和固有杂质;热冲压制得的制品表面铝硅镀层经热处理扩散厚度增加至6-60μm;优选的镀层厚度为5-15μm。
在一些实施例中,热镀的铝硅溶液可选加Ti、稀土RE等元素,获得细小的表面铝花,提高镀层外观质量。
S2.将所述镀层钢进行光整拉矫,后进行加热,获得热镀层钢;
具体而言,对镀层钢进行常规光整、拉矫,对落料后的料片进行加热,加热温度为850~950℃,保温时间为3~10分钟。
S3.将所述热镀层钢进行冲压淬火,获得构件,其中淬火结束温度和Mf点温度满足:20℃<Mf点温度﹣淬火结束温度≤120℃。
具体而言,对热镀层钢进行冲压淬火,淬火结束温度控制在Mf点以下并接近Mf点;所述开模淬火结束温度满足如下条件:20℃<Mf点温度﹣淬火结束温度≤120℃,将经所述热冲压淬火所得制品构件,空冷至室温。
淬火结束温度控制在Mf点以下并接近Mf点,此温度较高,H元素具有一定的扩散能力,有利于V、Nb、Ti的析出物作为氢陷阱捕获H原子,降低氢脆开裂风险,提高热冲压用钢韧性;所述开模淬火结束温度满足如下条件:20℃<Mf点温度﹣淬火结束温度≤120℃,将经所述热冲压淬火所得制品构件,空冷至室温。
作为一种可选的实施方式,热冲压加热炉内气氛露点温度<0℃,优选的<-10℃。
创新性的采用高露点退火制得的铝硅系合金镀层钢板,在热冲压前后,钢板基体表面与合金系镀层之间都存在明显的脱碳层,热冲压的脱碳层有利于钢的三点折弯性能的提高,极大地改善了热冲压用钢板的的韧性。优选的镀层厚度5-15微米,在保证耐蚀性、不产生氧化皮的同时可有效降低H原子的产生。
热冲压后获得钢板的基体显微组织为精细化位错型马氏体、少量贝氏体和铁素体以及弥散分布的V、Nb/Ti的析出物的复相组织。
铝硅镀层涂覆热冲压制品解决了热冲压过程裸板易氧化问题,节省了后续抛丸等工艺成本,同时提高了热冲压制品的耐蚀性能。
下面将结合实施例、对照例及实验数据对本申请的铝硅系合金镀层涂覆的热冲压用钢板及其制备方法和应用进行详细说明。
实施例及对比例
各实施例和对比例的钢带钢基板的化学成分(重量百分比Wt,%)见下表,其余为Fe和不可避免杂质;
根据以上提供的方法进行制备,各实施例和对比例的工艺参数见下表:
实验例
将实施例1-7和对比例1-2制得的钢进行性能检测,测试结果如下表所示。
由上表可得,与现有热冲压用钢技术相比,本发明的实施例具有以下明显效果:由于铝硅镀层板具有优良的抗高温氧化性能,热成形零部件无需保护气氛加热,同时无后续抛丸处理工序,使得产品涂装和耐蚀等性能明显提高。本发明制备的高性能汽车用热冲压用钢板,通过添加微合金元素、热浸镀过程预氧化形成脱碳层以及优选的降低镀层厚度,最终获得的构件韧性和抗氢致延迟断裂性能优良,具有显著的经济效益和社会效益。
附图1-2的详细说明:
如图1所示,为实施例2提供的钢的热冲压前的金相图,由图可得,热浸镀退火后热冲压前基体组织为铁素体、珠光体(碳化物),晶粒尺寸约10-15微米。基体表面存在一层不完全脱碳层;
如图2所示,为实施例2提供的钢的热冲压后的金相图,由图可得,热冲压后基体组织为马氏体,基体表层,镀层以下存在一层不完全马氏体组织,此层为铁素体、贝氏体。马氏体混合组织。
本发明实施例中的一个或多个技术方案,至少还具有如下技术效果或优点:
(1)本发明实施例提供的钢板与传统热冲压用钢22MnB5、27MnCrB5、30MnB5等相比,奥氏体化淬火后不但具有优良的力学性能,制得的构件具有高韧性和抗延迟断裂的优点。可以有效实现汽车轻量化目的,而且大大提高了乘用车安全系数。另外,采用连续退火热镀铝硅工艺得到铝硅镀层涂覆钢板,生产工艺简单,热冲压制品性能优良,耐蚀性能良好,环保与经济效益明显;
(2)本发明实施例提供的钢板为保证钢的高强度,热成形后获得的基体组织主要为含有高密度位错的细板条马氏体组织、极少量贝氏体和铁素体以及弥散分布的V、Nb/Ti的析出物的复相组织。本发明通过在奥氏体区热轧和添加Nb、Ti、V等来控制原始奥氏体晶粒尺寸,通过细化原始奥氏体晶粒尺寸来进一步细化马氏体尺寸;同时通过固溶度积计算,在热冲压加热过程中V元素可以奥氏体晶界固溶析出,细化奥氏体晶粒。其次,通过添加Mn、Cr、Mo元素,提高淬透性,最终获得精细的位错型马氏体、贝氏体等多相复合组织。其高强度得益于精细尺寸的马氏体组织和多相组织的细晶强化与位错强化,同时晶粒细化和多相的协调变形对塑性的提高也有所帮助;
(3)本发明实施例提供的方法将淬火结束温度控制在Mf点以下并接近Mf点,此温度较高,H元素具有一定的扩散能力,有利于V、Nb、Ti的析出物作为氢陷阱捕获H原子,降低氢脆开裂风险,提高热冲压用钢韧性;所述开模淬火结束温度满足如下条件:20℃<Mf点温度﹣淬火结束温度≤120℃,将经所述热冲压淬火所得制品构件,空冷至室温;
(4)本发明实施例提供的方法创新性的采用高露点退火制得的铝硅系合金镀层钢板,在热冲压前后,钢板基体表面与合金系镀层之间都存在明显的脱碳层,热冲压的脱碳层有利于钢的三点折弯性能的提高,极大地改善了热冲压用钢板的的韧性。优选镀层厚度为5-15微米,在保证耐蚀性、不产生氧化皮的同时可有效降低H原子的产生;另外铝硅镀层涂覆热冲压制品解决了热冲压过程裸板易氧化问题,节省了后续抛丸等工艺成本,同时提高了热冲压制品的耐蚀性能。本发明热冲压获得复相组织的工艺简单,具有工业实际应用的广泛前景。
最后,还需要说明的是,术语“包括”、“包含”或者其任何其他变体意在涵盖非排他性的包含,从而使得包括一系列要素的过程、方法、物品或者设备不仅包括那些要素,而且还包括没有明确列出的其他要素,或者是还包括为这种过程、方法、物品或者设备所固有的要素。
尽管已描述了本发明的优选实施例,但本领域内的技术人员一旦得知了基本创造性概念,则可对这些实施例作出另外的变更和修改。所以,所附权利要求意欲解释为包括优选实施例以及落入本发明范围的所有变更和修改。
显然,本领域的技术人员可以对本发明进行各种改动和变型而不脱离本发明的精神和范围。这样,倘若本发明的这些修改和变型属于本发明权利要求及其等同技术的范围之内,则本发明也意图包含这些改动和变型在内。
Claims (10)
1.一种铝硅系合金镀层涂覆的热冲压用钢板,其特征在于,所述钢板的化学成分以质量分数计包括:
C:0.15%-0.38%,Si:≤0.6%,Al:≤0.06%,Mn:0.5%-2.5%,Cr:0.005%-0.5%,Mo:0.005%-0.5%,B:0.001%-0.005%,S:≤0.005%,P:≤0.01%,N:≤0.01%,O:≤0.003%,其中0.10%≤(Cr+Mo)≤0.50%,还包括Ti:0.02%-0.08%,Nb:0.02%-0.08%和V:0.02%-0.10%中的至少一种,其中0.03%≤(Ti+Nb+V)≤0.15%,其余为Fe和不可避免的杂质。
2.根据权利要求1所述的铝硅系合金镀层涂覆的热冲压用钢板,其特征在于,钢板的化学成分以质量分数计还包括Ni≤0.5%和Cu≤0.5%。
3.根据权利要求1所述的铝硅系合金镀层涂覆的热冲压用钢板,其特征在于,所述钢板的金相组织以体积分数计为:90%-98%的马氏体,2%-10%的贝氏体或铁素体。
4.一种如权利要求1-3任一项所述的铝硅系合金镀层涂覆的热冲压用钢板的制备方法,其特征在于,所述方法包括:
将铸坯进行热轧和酸洗,后进行冷轧,获得铝硅系合金镀层涂覆的热冲压用钢板;
其中,所述热轧的加热出炉温度为1100℃-1280℃,所述热轧的终轧温度为850℃-950℃,所述热轧的卷取温度为550℃-700℃;
所述冷轧的压下量为30%-70%。
5.一种如权利要求1-3任一项所述的铝硅系合金镀层涂覆的热冲压用钢板的应用,其特征在于,所述应用包括将所述铝硅系合金镀层涂覆的热冲压用钢板用作铝硅系合金镀层涂覆的热冲压构件的基板。
6.根据权利要求5所述的铝硅系合金镀层涂覆的热冲压用钢板的应用,其特征在于,所述构件的制备方法包括:
将所述铝硅系合金镀层涂覆的热冲压用钢板进行热镀铝硅,后进行连续退火,获得镀层钢;
将所述镀层钢进行光整拉矫,后进行加热,获得热镀层钢;
将所述热镀层钢进行冲压淬火,获得构件,其中淬火结束温度和Mf点温度满足:20℃<Mf点温度﹣淬火结束温度≤120℃。
7.根据权利要求6所述的铝硅系合金镀层涂覆的热冲压用钢板的应用,其特征在于,所述加热的温度为850℃-950℃,所述加热的保温时间为3min-10min。
8.根据权利要求6所述的铝硅系合金镀层涂覆的热冲压用钢板的应用,其特征在于,所述连续退火的气氛为还原气氛,所述还原气氛中的H2的体积含量控制在3%-15%。
9.根据权利要求6所述的铝硅系合金镀层涂覆的热冲压用钢板的应用,其特征在于,所述冲压淬火中,冲压加热炉内的气氛露点温度<0℃。
10.根据权利要求6所述的铝硅系合金镀层涂覆的热冲压用钢板的应用,其特征在于,所述连续退火过程中,露点温度空载在-15℃-10℃。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202111155046.7A CN113953346A (zh) | 2021-09-29 | 2021-09-29 | 铝硅系合金镀层涂覆的热冲压用钢板及其制备方法和应用 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202111155046.7A CN113953346A (zh) | 2021-09-29 | 2021-09-29 | 铝硅系合金镀层涂覆的热冲压用钢板及其制备方法和应用 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN113953346A true CN113953346A (zh) | 2022-01-21 |
Family
ID=79462932
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202111155046.7A Pending CN113953346A (zh) | 2021-09-29 | 2021-09-29 | 铝硅系合金镀层涂覆的热冲压用钢板及其制备方法和应用 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN113953346A (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114603157A (zh) * | 2022-02-09 | 2022-06-10 | 首钢集团有限公司 | 一种马氏体模具钢及其制备方法 |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101713046A (zh) * | 2009-12-14 | 2010-05-26 | 钢铁研究总院 | 纳米析出相强化及控制的超细晶粒马氏体钢的制备方法 |
CN102676924A (zh) * | 2012-06-12 | 2012-09-19 | 钢铁研究总院 | 一种超细晶马氏体钢板及其制备方法 |
US20130068350A1 (en) * | 2011-09-15 | 2013-03-21 | Benteler Automobiltechnik Gmbh | Method and apparatus for heating a pre-coated plate of steel |
CN103255340A (zh) * | 2012-12-28 | 2013-08-21 | 中北大学 | 一种汽车用高强韧性热成形钢板及其制备方法 |
CN104109814A (zh) * | 2014-08-08 | 2014-10-22 | 鞍钢蒂森克虏伯汽车钢有限公司 | 一种具有翻边特性冷轧热镀锌双相钢板及制造方法 |
CN105506509A (zh) * | 2014-09-26 | 2016-04-20 | 鞍钢股份有限公司 | 一种高强度热浸镀铝钢板及其制造方法 |
CN106957995A (zh) * | 2016-12-09 | 2017-07-18 | 燕山大学 | 细晶铁素体/低温贝氏体双相低碳钢及其制备方法 |
CN107354385A (zh) * | 2017-07-11 | 2017-11-17 | 北京科技大学 | 一种汽车用超高强热成形钢的制备方法 |
CN111893377A (zh) * | 2020-07-13 | 2020-11-06 | 首钢集团有限公司 | 一种1900MPa级高强韧性热冲压用铝硅镀层钢板及其制备方法 |
KR20210050806A (ko) * | 2019-10-29 | 2021-05-10 | 현대제철 주식회사 | 핫 스탬핑 부품 및 이의 제조방법 |
-
2021
- 2021-09-29 CN CN202111155046.7A patent/CN113953346A/zh active Pending
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101713046A (zh) * | 2009-12-14 | 2010-05-26 | 钢铁研究总院 | 纳米析出相强化及控制的超细晶粒马氏体钢的制备方法 |
US20130068350A1 (en) * | 2011-09-15 | 2013-03-21 | Benteler Automobiltechnik Gmbh | Method and apparatus for heating a pre-coated plate of steel |
CN102676924A (zh) * | 2012-06-12 | 2012-09-19 | 钢铁研究总院 | 一种超细晶马氏体钢板及其制备方法 |
CN103255340A (zh) * | 2012-12-28 | 2013-08-21 | 中北大学 | 一种汽车用高强韧性热成形钢板及其制备方法 |
CN104109814A (zh) * | 2014-08-08 | 2014-10-22 | 鞍钢蒂森克虏伯汽车钢有限公司 | 一种具有翻边特性冷轧热镀锌双相钢板及制造方法 |
CN105506509A (zh) * | 2014-09-26 | 2016-04-20 | 鞍钢股份有限公司 | 一种高强度热浸镀铝钢板及其制造方法 |
CN106957995A (zh) * | 2016-12-09 | 2017-07-18 | 燕山大学 | 细晶铁素体/低温贝氏体双相低碳钢及其制备方法 |
CN107354385A (zh) * | 2017-07-11 | 2017-11-17 | 北京科技大学 | 一种汽车用超高强热成形钢的制备方法 |
KR20210050806A (ko) * | 2019-10-29 | 2021-05-10 | 현대제철 주식회사 | 핫 스탬핑 부품 및 이의 제조방법 |
CN111893377A (zh) * | 2020-07-13 | 2020-11-06 | 首钢集团有限公司 | 一种1900MPa级高强韧性热冲压用铝硅镀层钢板及其制备方法 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114603157A (zh) * | 2022-02-09 | 2022-06-10 | 首钢集团有限公司 | 一种马氏体模具钢及其制备方法 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN111893377B (zh) | 一种1900MPa级高强韧性热冲压用铝硅镀层钢板及其制备方法 | |
CN104109814B (zh) | 一种具有翻边特性冷轧热镀锌双相钢板及制造方法 | |
US9109273B2 (en) | High strength steel sheet and hot dip galvanized steel sheet having high ductility and excellent delayed fracture resistance and method for manufacturing the same | |
CN108884533B (zh) | 薄钢板和镀覆钢板及其制造方法以及热轧钢板、冷轧全硬钢板、热处理板的制造方法 | |
WO2018055425A1 (en) | High strength and high formability steel sheet and manufacturing method | |
CN110073026B (zh) | 屈服强度、延展性和扩孔性优异的高强度冷轧钢板、热浸镀锌钢板及其制造方法 | |
KR20220030308A (ko) | 우수한 인성, 연성 및 강도를 갖는 강 시트 및 이의 제조 방법 | |
CN104105807A (zh) | 高强度冷轧钢板及其制造方法 | |
CN101928875A (zh) | 具有良好成形性能的高强度冷轧钢板及其制备方法 | |
WO2013150669A1 (ja) | 合金化溶融亜鉛めっき熱延鋼板およびその製造方法 | |
CN111771009A (zh) | 一种汽车钢及其制造方法 | |
CN111020124A (zh) | 一种锌基镀层涂覆的热冲压用钢及其制备方法 | |
JP4227431B2 (ja) | 高強度高延性鋼板及びその製造方法 | |
CN113840930A (zh) | 经冷轧和涂覆的钢板及其制造方法 | |
CN113528940B (zh) | 一种铝硅合金系镀层热成形钢及其制备方法 | |
KR20230100737A (ko) | 코팅 강판 및 고강도 프레스 경화 강 부품 및 그 제조 방법 | |
KR101505274B1 (ko) | 도금성 및 도금밀착성이 우수한 trip 강 제조 방법 | |
CN113953346A (zh) | 铝硅系合金镀层涂覆的热冲压用钢板及其制备方法和应用 | |
WO2017203342A1 (en) | Twip steel sheet having an austenitic matrix | |
JP2002038248A (ja) | 高張力高延性亜鉛めっき鋼板の製造方法 | |
CN114763594B (zh) | 一种冷轧钢板以及冷轧钢板的制造方法 | |
JP4826694B2 (ja) | 薄鋼板の耐疲労特性改善方法 | |
JPH03294463A (ja) | 合金化溶融亜鉛めっき鋼板の製造方法 | |
CN115210398A (zh) | 钢板、构件和它们的制造方法 | |
WO2022129994A1 (en) | Coated steel sheet and high strength press hardened steel part and method of manufacturing the same |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |