JPH0530888B2 - - Google Patents
Info
- Publication number
- JPH0530888B2 JPH0530888B2 JP24396386A JP24396386A JPH0530888B2 JP H0530888 B2 JPH0530888 B2 JP H0530888B2 JP 24396386 A JP24396386 A JP 24396386A JP 24396386 A JP24396386 A JP 24396386A JP H0530888 B2 JPH0530888 B2 JP H0530888B2
- Authority
- JP
- Japan
- Prior art keywords
- less
- rolling
- steel
- yield ratio
- total
- 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 - Fee Related
Links
- 238000005096 rolling process Methods 0.000 claims description 44
- 229910000831 Steel Inorganic materials 0.000 claims description 32
- 239000010959 steel Substances 0.000 claims description 32
- 229910052799 carbon Inorganic materials 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 7
- 239000012535 impurity Substances 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 description 12
- 238000004804 winding Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 4
- 238000005098 hot rolling Methods 0.000 description 4
- 230000009466 transformation Effects 0.000 description 4
- 230000001276 controlling effect Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 229910000859 α-Fe Inorganic materials 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000001953 recrystallisation Methods 0.000 description 2
- 239000006104 solid solution Substances 0.000 description 2
- 241000219307 Atriplex rosea Species 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 229910001566 austenite Inorganic materials 0.000 description 1
- 229910001563 bainite Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 150000003568 thioethers Chemical class 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Heat Treatment Of Steel (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24396386A JPS63100126A (ja) | 1986-10-14 | 1986-10-14 | 加工性に優れた電縫鋼管用熱延高張力鋼の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24396386A JPS63100126A (ja) | 1986-10-14 | 1986-10-14 | 加工性に優れた電縫鋼管用熱延高張力鋼の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63100126A JPS63100126A (ja) | 1988-05-02 |
| JPH0530888B2 true JPH0530888B2 (enrdf_load_stackoverflow) | 1993-05-11 |
Family
ID=17111647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP24396386A Granted JPS63100126A (ja) | 1986-10-14 | 1986-10-14 | 加工性に優れた電縫鋼管用熱延高張力鋼の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63100126A (enrdf_load_stackoverflow) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0726153B2 (ja) * | 1989-12-01 | 1995-03-22 | 川崎製鉄株式会社 | 優れた変形能を有する高張力鋼管の製造方法 |
| JP2563547Y2 (ja) * | 1991-09-25 | 1998-02-25 | 凸版印刷株式会社 | コンパクトディスク用保護ジャケット及びそれを綴じた書籍 |
| US7252721B2 (en) | 2001-05-28 | 2007-08-07 | Ntn Corporation | Power transmission shaft |
| KR100482201B1 (ko) * | 2002-10-18 | 2005-04-14 | 주식회사 포스코 | 권취 품질이 우수한 라인파이프용 열연강판의 제조방법 |
| JP5540646B2 (ja) * | 2009-10-20 | 2014-07-02 | Ｊｆｅスチール株式会社 | 低降伏比高強度電縫鋼管およびその製造方法 |
| KR20160145210A (ko) | 2012-04-09 | 2016-12-19 | 제이에프이 스틸 가부시키가이샤 | 저항복비 고강도 전봉 강관, 그 전봉 강관용 강대, 및 그들의 제조 방법 |
| JP6123734B2 (ja) * | 2014-05-29 | 2017-05-10 | Ｊｆｅスチール株式会社 | 鋼管杭向け低降伏比高強度電縫鋼管およびその製造方法 |
-
1986
- 1986-10-14 JP JP24396386A patent/JPS63100126A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63100126A (ja) | 1988-05-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| S531 | Written request for registration of change of domicile |
Free format text: JAPANESE INTERMEDIATE CODE: R313531 |
|
| S533 | Written request for registration of change of name |
Free format text: JAPANESE INTERMEDIATE CODE: R313533 |
|
| R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
| LAPS | Cancellation because of no payment of annual fees |