JPS6112975B2 - - Google Patents
Info
- Publication number
- JPS6112975B2 JPS6112975B2 JP6897682A JP6897682A JPS6112975B2 JP S6112975 B2 JPS6112975 B2 JP S6112975B2 JP 6897682 A JP6897682 A JP 6897682A JP 6897682 A JP6897682 A JP 6897682A JP S6112975 B2 JPS6112975 B2 JP S6112975B2
- Authority
- JP
- Japan
- Prior art keywords
- less
- temperature
- cold
- strength
- rolled
- 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.)
- Expired
Links
- 229910000831 Steel Inorganic materials 0.000 claims description 21
- 239000010959 steel Substances 0.000 claims description 21
- 239000010960 cold rolled steel Substances 0.000 claims description 12
- 238000000137 annealing Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 10
- 238000005097 cold rolling Methods 0.000 claims description 8
- 238000001816 cooling Methods 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 230000009466 transformation Effects 0.000 claims description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 229910000734 martensite Inorganic materials 0.000 claims description 6
- 239000012535 impurity Substances 0.000 claims description 5
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 238000005554 pickling Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 20
- 238000004804 winding Methods 0.000 description 13
- 239000000463 material Substances 0.000 description 7
- 230000007423 decrease Effects 0.000 description 6
- 238000005096 rolling process Methods 0.000 description 6
- 238000005098 hot rolling Methods 0.000 description 5
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 229910000859 α-Fe Inorganic materials 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse 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
- 230000008901 benefit Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000012733 comparative method Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 238000005482 strain hardening Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
Classifications
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Steel (AREA)
- Heat Treatment Of Sheet Steel (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6897682A JPS58185723A (ja) | 1982-04-23 | 1982-04-23 | 冷間加工性のすぐれた高強度冷延鋼板の製造法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6897682A JPS58185723A (ja) | 1982-04-23 | 1982-04-23 | 冷間加工性のすぐれた高強度冷延鋼板の製造法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58185723A JPS58185723A (ja) | 1983-10-29 |
| JPS6112975B2 true JPS6112975B2 (cs) | 1986-04-11 |
Family
ID=13389207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6897682A Granted JPS58185723A (ja) | 1982-04-23 | 1982-04-23 | 冷間加工性のすぐれた高強度冷延鋼板の製造法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58185723A (cs) |
-
1982
- 1982-04-23 JP JP6897682A patent/JPS58185723A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58185723A (ja) | 1983-10-29 |
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