JPH0580285B2 - - Google Patents
Info
- Publication number
- JPH0580285B2 JPH0580285B2 JP15830585A JP15830585A JPH0580285B2 JP H0580285 B2 JPH0580285 B2 JP H0580285B2 JP 15830585 A JP15830585 A JP 15830585A JP 15830585 A JP15830585 A JP 15830585A JP H0580285 B2 JPH0580285 B2 JP H0580285B2
- Authority
- JP
- Japan
- Prior art keywords
- tube
- weld bead
- pipe
- present
- weld
- 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 - Lifetime
Links
- 239000011324 bead Substances 0.000 claims description 53
- 238000000034 method Methods 0.000 claims description 16
- 238000004519 manufacturing process Methods 0.000 claims description 9
- 238000004513 sizing Methods 0.000 claims description 9
- 238000003466 welding Methods 0.000 claims description 9
- 238000009751 slip forming Methods 0.000 claims 1
- 239000000463 material Substances 0.000 description 13
- 239000010953 base metal Substances 0.000 description 12
- 238000005452 bending Methods 0.000 description 12
- 229910000831 Steel Inorganic materials 0.000 description 10
- 239000010959 steel Substances 0.000 description 10
- 239000000523 sample Substances 0.000 description 9
- 239000013068 control sample Substances 0.000 description 8
- 238000007796 conventional method Methods 0.000 description 8
- 238000005520 cutting process Methods 0.000 description 5
- 238000007493 shaping process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000009661 fatigue test Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005304 joining Methods 0.000 description 2
- 230000003746 surface roughness Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15830585A JPS6221422A (ja) | 1985-07-19 | 1985-07-19 | 薄肉電縫管の製造法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15830585A JPS6221422A (ja) | 1985-07-19 | 1985-07-19 | 薄肉電縫管の製造法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6221422A JPS6221422A (ja) | 1987-01-29 |
| JPH0580285B2 true JPH0580285B2 (enrdf_load_html_response) | 1993-11-08 |
Family
ID=15668719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15830585A Granted JPS6221422A (ja) | 1985-07-19 | 1985-07-19 | 薄肉電縫管の製造法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6221422A (enrdf_load_html_response) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6083402B2 (ja) * | 2014-03-11 | 2017-02-22 | Ｊｆｅスチール株式会社 | 電縫鋼管の製造方法 |
-
1985
- 1985-07-19 JP JP15830585A patent/JPS6221422A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6221422A (ja) | 1987-01-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |