JPS6144123B2 - - Google Patents
Info
- Publication number
- JPS6144123B2 JPS6144123B2 JP10749581A JP10749581A JPS6144123B2 JP S6144123 B2 JPS6144123 B2 JP S6144123B2 JP 10749581 A JP10749581 A JP 10749581A JP 10749581 A JP10749581 A JP 10749581A JP S6144123 B2 JPS6144123 B2 JP S6144123B2
- Authority
- JP
- Japan
- Prior art keywords
- less
- rolling
- slab
- temperature
- manufacturing
- 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 78
- 239000010959 steel Substances 0.000 claims description 78
- 238000005096 rolling process Methods 0.000 claims description 53
- 230000032683 aging Effects 0.000 claims description 22
- 238000004519 manufacturing process Methods 0.000 claims description 20
- 238000001816 cooling Methods 0.000 claims description 14
- 239000000203 mixture Substances 0.000 claims description 14
- 238000010438 heat treatment Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 10
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 7
- 239000012467 final product Substances 0.000 claims description 5
- 229910052750 molybdenum Inorganic materials 0.000 claims description 5
- 229910052748 manganese Inorganic materials 0.000 claims description 4
- 229910052759 nickel Inorganic materials 0.000 claims description 4
- 229910052758 niobium Inorganic materials 0.000 claims description 4
- 229910052804 chromium Inorganic materials 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 229910052719 titanium Inorganic materials 0.000 claims description 3
- 230000009466 transformation Effects 0.000 claims description 3
- 229910052726 zirconium Inorganic materials 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 14
- 239000000463 material Substances 0.000 description 11
- 230000007547 defect Effects 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 5
- 238000009749 continuous casting Methods 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 230000007704 transition Effects 0.000 description 5
- 230000002542 deteriorative effect Effects 0.000 description 4
- 238000001953 recrystallisation Methods 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000005275 alloying Methods 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 229910052720 vanadium Inorganic materials 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 238000003483 aging Methods 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 238000004881 precipitation hardening Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 238000005482 strain hardening Methods 0.000 description 2
- 230000035882 stress Effects 0.000 description 2
- 150000003568 thioethers Chemical class 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000002431 foraging effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000005098 hot rolling Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
- 238000003466 welding Methods 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
- C21D8/10—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (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)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10749581A JPS589926A (ja) | 1981-07-09 | 1981-07-09 | 低温靭性にすぐれたａｐｉ規格ｘ８０級鋼管の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10749581A JPS589926A (ja) | 1981-07-09 | 1981-07-09 | 低温靭性にすぐれたａｐｉ規格ｘ８０級鋼管の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS589926A JPS589926A (ja) | 1983-01-20 |
| JPS6144123B2 true JPS6144123B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1986-10-01 |
Family
ID=14460655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10749581A Granted JPS589926A (ja) | 1981-07-09 | 1981-07-09 | 低温靭性にすぐれたａｐｉ規格ｘ８０級鋼管の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS589926A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62170458A (ja) * | 1986-01-23 | 1987-07-27 | Nippon Steel Corp | 耐サワ−性の優れた高靭性電縫鋼管用鋼 |
| JPS62227067A (ja) * | 1986-03-28 | 1987-10-06 | Nippon Steel Corp | 耐サワ−性の優れた高靭性電縫鋼管 |
| JPH0674487B2 (ja) * | 1986-11-28 | 1994-09-21 | 新日本製鐵株式会社 | 耐サワ−性の優れた高靱性電縫鋼管 |
| WO2000068443A2 (de) * | 1999-05-10 | 2000-11-16 | Mannesmannröhren-Werke Ag | Verfahren zur herstellung von geschweissten stahlrohren hoher festigkeit, zähigkeits- und verformungseigenschaften |
| RU2241780C1 (ru) * | 2003-12-30 | 2004-12-10 | Закрытое акционерное общество Научно-производственное объединение "ПОЛИМЕТАЛЛ" | Сталь |
| CN1318631C (zh) * | 2004-06-30 | 2007-05-30 | 宝山钢铁股份有限公司 | 高强度高韧性x80管线钢及其热轧板制造方法 |
| CN110592360B (zh) * | 2019-08-27 | 2021-09-10 | 西安理工大学 | 具有优异低温韧性的x80弯管焊接接头的热处理方法 |
-
1981
- 1981-07-09 JP JP10749581A patent/JPS589926A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS589926A (ja) | 1983-01-20 |