JPS6331287B2 - - Google Patents
Info
- Publication number
- JPS6331287B2 JPS6331287B2 JP15626381A JP15626381A JPS6331287B2 JP S6331287 B2 JPS6331287 B2 JP S6331287B2 JP 15626381 A JP15626381 A JP 15626381A JP 15626381 A JP15626381 A JP 15626381A JP S6331287 B2 JPS6331287 B2 JP S6331287B2
- Authority
- JP
- Japan
- Prior art keywords
- load
- tube
- pipe
- yield
- internal pressure
- 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
- 238000000034 method Methods 0.000 claims description 29
- 238000006073 displacement reaction Methods 0.000 claims description 8
- 230000000452 restraining effect Effects 0.000 claims description 4
- 238000012937 correction Methods 0.000 description 9
- 239000000463 material Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 4
- 238000009864 tensile test Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 241000219122 Cucurbita Species 0.000 description 1
- 235000009852 Cucurbita pepo Nutrition 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D1/00—Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom; Stretching sheet metal combined with rolling
- B21D1/06—Removing local distortions
- B21D1/08—Removing local distortions of hollow bodies made from sheet metal
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15626381A JPS5858945A (ja) | 1981-10-02 | 1981-10-02 | 配管端部の真円矯正方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15626381A JPS5858945A (ja) | 1981-10-02 | 1981-10-02 | 配管端部の真円矯正方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5858945A JPS5858945A (ja) | 1983-04-07 |
| JPS6331287B2 true JPS6331287B2 (enExample) | 1988-06-23 |
Family
ID=15623975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15626381A Granted JPS5858945A (ja) | 1981-10-02 | 1981-10-02 | 配管端部の真円矯正方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5858945A (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105537321A (zh) * | 2016-01-25 | 2016-05-04 | 天津工业大学 | 一种筒体精整装置 |
| CN106694631A (zh) * | 2016-12-19 | 2017-05-24 | 新乡市振英机械设备有限公司 | 一种旋振筛筛框矫正装置 |
-
1981
- 1981-10-02 JP JP15626381A patent/JPS5858945A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5858945A (ja) | 1983-04-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP7092200B2 (ja) | 鋼管の製造方法 | |
| Scott et al. | Hydraulically expanded tube-to-tubesheet joints | |
| GB2069897A (en) | Tube-bending machine | |
| CA2177643C (en) | Process for the production of pipes by the uoe process | |
| US4134287A (en) | Method for mechanical removal of tensile stresses in a tube which has been expanded in a support | |
| Memon et al. | Effect of Pre-Bending on Formability of DQ Steel and Al 5182 | |
| CN101022902A (zh) | 插塞、用该插塞扩展金属管的内径的方法、制造金属管的方法以及金属管 | |
| JPH10175026A (ja) | 管のハイドロフォーム加工方法 | |
| US20110155289A1 (en) | Residual stress improving method for pipe | |
| JPS6331287B2 (enExample) | ||
| JPH07290170A (ja) | メカニカル拡管機ヘッド | |
| JPH0116567B2 (enExample) | ||
| CN1042673A (zh) | 大口径钢管管端矫正方法及装置 | |
| JPH0933417A (ja) | 鋼管の周方向強度を求める試験方法およびその試験片 | |
| JPH08117856A (ja) | 鋼管の管端内径矯正方法 | |
| JPH08117855A (ja) | 鋼管の管端内径矯正方法 | |
| RU2094151C1 (ru) | Способ изготовления гибкой крутоизогнутых патрубков | |
| JPH01192405A (ja) | 金属管の製造方法 | |
| JPH0394936A (ja) | Ｕｏｅ鋼管の拡管方法 | |
| KR810001378B1 (ko) | 지지체내에서 팽창된 튜우브의 인장 응력의 기계적 제거방법 | |
| JPH09327732A (ja) | 管端拡径ダイス及び管端拡径加工方法 | |
| RU2156448C1 (ru) | Способ изготовления манометрических трубчатых пружин | |
| JP4681381B2 (ja) | 回転引き曲げ加工制御装置、方法、コンピュータプログラム、及びコンピュータ読み取り可能な記録媒体 | |
| JPS58221616A (ja) | 不等肉厚溶接鋼管の製造方法 | |
| CN120121193B (zh) | 管件扩径力测试方法 |