JPS5884925A - 電縫鋼管の熱処理方法 - Google Patents
電縫鋼管の熱処理方法Info
- Publication number
- JPS5884925A JPS5884925A JP18269481A JP18269481A JPS5884925A JP S5884925 A JPS5884925 A JP S5884925A JP 18269481 A JP18269481 A JP 18269481A JP 18269481 A JP18269481 A JP 18269481A JP S5884925 A JPS5884925 A JP S5884925A
- Authority
- JP
- Japan
- Prior art keywords
- steel pipe
- cooling
- welded steel
- electric welded
- heat treatment
- 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 51
- 239000010959 steel Substances 0.000 title claims abstract description 51
- 238000010438 heat treatment Methods 0.000 title claims abstract description 18
- 238000001816 cooling Methods 0.000 claims abstract description 63
- 238000004519 manufacturing process Methods 0.000 claims abstract description 16
- 239000012535 impurity Substances 0.000 claims abstract description 3
- 238000000034 method Methods 0.000 claims description 25
- 238000003466 welding Methods 0.000 claims description 11
- 229910001566 austenite Inorganic materials 0.000 claims 1
- 238000000137 annealing Methods 0.000 abstract description 26
- 239000000463 material Substances 0.000 abstract description 16
- 230000000694 effects Effects 0.000 abstract description 12
- 230000000593 degrading effect Effects 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 13
- 239000010953 base metal Substances 0.000 description 5
- 238000005275 alloying Methods 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 229910052758 niobium Inorganic materials 0.000 description 4
- 238000001556 precipitation Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 229910052720 vanadium Inorganic materials 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 3
- 238000007670 refining Methods 0.000 description 3
- 238000007493 shaping process Methods 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 102100039986 Apoptosis inhibitor 5 Human genes 0.000 description 1
- 101000959871 Homo sapiens Apoptosis inhibitor 5 Proteins 0.000 description 1
- 241000277331 Salmonidae Species 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000009751 slip forming Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000009864 tensile test Methods 0.000 description 1
- 229910052719 titanium Inorganic materials 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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/50—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for welded joints
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 Articles (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18269481A JPS5884925A (ja) | 1981-11-13 | 1981-11-13 | 電縫鋼管の熱処理方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18269481A JPS5884925A (ja) | 1981-11-13 | 1981-11-13 | 電縫鋼管の熱処理方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5884925A true JPS5884925A (ja) | 1983-05-21 |
| JPS613372B2 JPS613372B2 (cg-RX-API-DMAC10.html) | 1986-01-31 |
Family
ID=16122795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18269481A Granted JPS5884925A (ja) | 1981-11-13 | 1981-11-13 | 電縫鋼管の熱処理方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5884925A (cg-RX-API-DMAC10.html) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61117223A (ja) * | 1984-11-14 | 1986-06-04 | Nippon Kokan Kk <Nkk> | 高靭性溶接金属部を有する曲り管の製造方法 |
| US4975128A (en) * | 1986-01-21 | 1990-12-04 | Siemens Aktiengesellschaft | Method for heat-treating straight bead welded pipes |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5121558A (ja) * | 1974-08-15 | 1976-02-20 | Nippon Steel Corp | Denhokokanyosetsubuno netsushorihoho |
| JPS5227087A (en) * | 1975-08-25 | 1977-03-01 | Ford Motor Co | Equilibrium catalysts |
| JPS5271329A (en) * | 1975-12-12 | 1977-06-14 | Nippon Steel Corp | Process for heat treatment of steel pipe or steel pipe welds |
-
1981
- 1981-11-13 JP JP18269481A patent/JPS5884925A/ja active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5121558A (ja) * | 1974-08-15 | 1976-02-20 | Nippon Steel Corp | Denhokokanyosetsubuno netsushorihoho |
| JPS5227087A (en) * | 1975-08-25 | 1977-03-01 | Ford Motor Co | Equilibrium catalysts |
| JPS5271329A (en) * | 1975-12-12 | 1977-06-14 | Nippon Steel Corp | Process for heat treatment of steel pipe or steel pipe welds |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61117223A (ja) * | 1984-11-14 | 1986-06-04 | Nippon Kokan Kk <Nkk> | 高靭性溶接金属部を有する曲り管の製造方法 |
| US4975128A (en) * | 1986-01-21 | 1990-12-04 | Siemens Aktiengesellschaft | Method for heat-treating straight bead welded pipes |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS613372B2 (cg-RX-API-DMAC10.html) | 1986-01-31 |
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