JPS6237322A - 表面性状と曲げ加工性に優れた低降伏比型冷延高張力鋼板の製造法 - Google Patents
表面性状と曲げ加工性に優れた低降伏比型冷延高張力鋼板の製造法Info
- Publication number
- JPS6237322A JPS6237322A JP17733585A JP17733585A JPS6237322A JP S6237322 A JPS6237322 A JP S6237322A JP 17733585 A JP17733585 A JP 17733585A JP 17733585 A JP17733585 A JP 17733585A JP S6237322 A JPS6237322 A JP S6237322A
- Authority
- JP
- Japan
- Prior art keywords
- rolled
- cold
- strength
- steel plate
- yield ratio
- 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.)
- Granted
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 72
- 239000010959 steel Substances 0.000 title claims abstract description 72
- 238000004519 manufacturing process Methods 0.000 title claims description 18
- 238000000137 annealing Methods 0.000 claims abstract description 38
- 239000012535 impurity Substances 0.000 claims abstract description 3
- 238000005452 bending Methods 0.000 claims description 28
- 230000009467 reduction Effects 0.000 claims description 10
- 238000004804 winding Methods 0.000 claims description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 4
- 238000007796 conventional method Methods 0.000 claims description 4
- 229910052742 iron Inorganic materials 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 abstract description 38
- 238000001816 cooling Methods 0.000 abstract description 34
- 238000000034 method Methods 0.000 abstract description 18
- 238000005097 cold rolling Methods 0.000 abstract description 17
- 238000005096 rolling process Methods 0.000 abstract description 12
- 229910045601 alloy Inorganic materials 0.000 abstract description 4
- 239000000956 alloy Substances 0.000 abstract description 4
- 229910001566 austenite Inorganic materials 0.000 description 37
- 238000005098 hot rolling Methods 0.000 description 21
- 229910000859 α-Fe Inorganic materials 0.000 description 20
- 239000002131 composite material Substances 0.000 description 12
- 230000000694 effects Effects 0.000 description 12
- 239000000203 mixture Substances 0.000 description 12
- 239000010960 cold rolled steel Substances 0.000 description 8
- 230000009466 transformation Effects 0.000 description 8
- 229910000734 martensite Inorganic materials 0.000 description 7
- 230000003647 oxidation Effects 0.000 description 7
- 238000007254 oxidation reaction Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 229910001563 bainite Inorganic materials 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 230000006866 deterioration Effects 0.000 description 4
- 238000005275 alloying Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 150000001247 metal acetylides Chemical class 0.000 description 3
- 229920006395 saturated elastomer Polymers 0.000 description 3
- 238000002791 soaking Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000005554 pickling Methods 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 229910001335 Galvanized steel Inorganic materials 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 239000008397 galvanized steel Substances 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 229910001562 pearlite Inorganic materials 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000010583 slow cooling Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 239000002436 steel type Substances 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 238000009864 tensile test Methods 0.000 description 1
- 238000009849 vacuum degassing Methods 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Landscapes
- Heat Treatment Of Steel (AREA)
- Heat Treatment Of Sheet Steel (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17733585A JPS6237322A (ja) | 1985-08-12 | 1985-08-12 | 表面性状と曲げ加工性に優れた低降伏比型冷延高張力鋼板の製造法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17733585A JPS6237322A (ja) | 1985-08-12 | 1985-08-12 | 表面性状と曲げ加工性に優れた低降伏比型冷延高張力鋼板の製造法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6237322A true JPS6237322A (ja) | 1987-02-18 |
| JPH0557332B2 JPH0557332B2 (en, 2012) | 1993-08-23 |
Family
ID=16029173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17733585A Granted JPS6237322A (ja) | 1985-08-12 | 1985-08-12 | 表面性状と曲げ加工性に優れた低降伏比型冷延高張力鋼板の製造法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6237322A (en, 2012) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009081997A1 (ja) | 2007-12-20 | 2009-07-02 | Jfe Steel Corporation | 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 |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19937271C2 (de) * | 1999-08-06 | 2003-01-09 | Hille & Mueller Gmbh & Co | Verfahren zur Herstellung von tiefzieh- oder abstreckziehfähigem, veredeltem Kaltband, sowie Kaltband, vorzugsweise zur Herstellung von zylindrischen Behältern und insbesondere Batteriebehältern |
| JP4530606B2 (ja) | 2002-06-10 | 2010-08-25 | Ｊｆｅスチール株式会社 | スポット溶接性に優れた超高強度冷延鋼板の製造方法 |
| DE60335106D1 (de) | 2002-06-14 | 2011-01-05 | Jfe Steel Corp | Hochfeste kaltgewalzte stahlplatte und herstellungsverfahren dafür |
| JP5194811B2 (ja) | 2007-03-30 | 2013-05-08 | Ｊｆｅスチール株式会社 | 高強度溶融亜鉛めっき鋼板 |
| JP5703608B2 (ja) | 2009-07-30 | 2015-04-22 | Ｊｆｅスチール株式会社 | 高強度鋼板およびその製造方法 |
-
1985
- 1985-08-12 JP JP17733585A patent/JPS6237322A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009081997A1 (ja) | 2007-12-20 | 2009-07-02 | Jfe Steel Corporation | 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0557332B2 (en, 2012) | 1993-08-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |