CN101780518A - 超高压锻造大直径特厚壁无缝钢管成型工艺 - Google Patents
超高压锻造大直径特厚壁无缝钢管成型工艺 Download PDFInfo
- Publication number
- CN101780518A CN101780518A CN200910013958A CN200910013958A CN101780518A CN 101780518 A CN101780518 A CN 101780518A CN 200910013958 A CN200910013958 A CN 200910013958A CN 200910013958 A CN200910013958 A CN 200910013958A CN 101780518 A CN101780518 A CN 101780518A
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- CN
- China
- Prior art keywords
- forging
- plug
- steel pipe
- seamless steel
- large diameter
- 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
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- 238000005242 forging Methods 0.000 title claims abstract description 20
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 17
- 239000010959 steel Substances 0.000 title claims abstract description 17
- 238000005516 engineering process Methods 0.000 title claims abstract description 13
- 238000000034 method Methods 0.000 claims abstract description 15
- 238000003825 pressing Methods 0.000 claims abstract description 6
- 238000004080 punching Methods 0.000 claims abstract description 6
- 238000000465 moulding Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 abstract description 2
- 238000005520 cutting process Methods 0.000 abstract 1
- 230000007812 deficiency Effects 0.000 description 1
Abstract
Description
Claims (1)
Priority Applications (1)
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CN2009100139583A CN101780518B (zh) | 2009-01-18 | 2009-01-18 | 超高压锻造大直径特厚壁无缝钢管成型工艺 |
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CN2009100139583A CN101780518B (zh) | 2009-01-18 | 2009-01-18 | 超高压锻造大直径特厚壁无缝钢管成型工艺 |
Publications (2)
Publication Number | Publication Date |
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CN101780518A true CN101780518A (zh) | 2010-07-21 |
CN101780518B CN101780518B (zh) | 2011-09-07 |
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CN2009100139583A Active CN101780518B (zh) | 2009-01-18 | 2009-01-18 | 超高压锻造大直径特厚壁无缝钢管成型工艺 |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103111562A (zh) * | 2013-03-15 | 2013-05-22 | 中航卓越锻造(无锡)有限公司 | 一种厚壁高筒环形锻件的制造方法 |
CN103639233A (zh) * | 2013-11-28 | 2014-03-19 | 攀钢集团江油长城特殊钢有限公司 | 制造40MPa级超高压气瓶用锻制无缝钢管的方法 |
CN104275363A (zh) * | 2013-11-30 | 2015-01-14 | 阜新华通管道有限公司 | 高温高压管件用无缝钢管随形胎锻造方法 |
CN104338880A (zh) * | 2013-07-31 | 2015-02-11 | 上海重型机器厂有限公司 | 大型电站用1Mn18Cr18N钢护环的锻造方法 |
CN104399855A (zh) * | 2014-11-06 | 2015-03-11 | 通裕重工股份有限公司 | 内台阶孔类大型锻件锻造工艺 |
CN105880442A (zh) * | 2016-05-05 | 2016-08-24 | 中信重工机械股份有限公司 | 一种套类锻件用空收成型方法 |
CN114178465A (zh) * | 2021-11-08 | 2022-03-15 | 内蒙古北方重工业集团有限公司 | 超大口径厚壁无缝钢管的制造方法 |
-
2009
- 2009-01-18 CN CN2009100139583A patent/CN101780518B/zh active Active
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103111562A (zh) * | 2013-03-15 | 2013-05-22 | 中航卓越锻造(无锡)有限公司 | 一种厚壁高筒环形锻件的制造方法 |
CN104338880A (zh) * | 2013-07-31 | 2015-02-11 | 上海重型机器厂有限公司 | 大型电站用1Mn18Cr18N钢护环的锻造方法 |
CN103639233A (zh) * | 2013-11-28 | 2014-03-19 | 攀钢集团江油长城特殊钢有限公司 | 制造40MPa级超高压气瓶用锻制无缝钢管的方法 |
CN103639233B (zh) * | 2013-11-28 | 2016-02-17 | 攀钢集团江油长城特殊钢有限公司 | 制造40MPa级超高压气瓶用锻制无缝钢管的方法 |
CN104275363A (zh) * | 2013-11-30 | 2015-01-14 | 阜新华通管道有限公司 | 高温高压管件用无缝钢管随形胎锻造方法 |
CN104399855A (zh) * | 2014-11-06 | 2015-03-11 | 通裕重工股份有限公司 | 内台阶孔类大型锻件锻造工艺 |
CN105880442A (zh) * | 2016-05-05 | 2016-08-24 | 中信重工机械股份有限公司 | 一种套类锻件用空收成型方法 |
CN105880442B (zh) * | 2016-05-05 | 2018-02-13 | 中信重工机械股份有限公司 | 一种套类锻件用空收成型方法 |
CN114178465A (zh) * | 2021-11-08 | 2022-03-15 | 内蒙古北方重工业集团有限公司 | 超大口径厚壁无缝钢管的制造方法 |
CN114178465B (zh) * | 2021-11-08 | 2024-03-29 | 内蒙古北方重工业集团有限公司 | 超大口径厚壁无缝钢管的制造方法 |
Also Published As
Publication number | Publication date |
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CN101780518B (zh) | 2011-09-07 |
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GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Forming technology for forging seamless steel pipe with large diameter and extra thick wall under ultrahigh pressure Effective date of registration: 20190227 Granted publication date: 20110907 Pledgee: Yucheng Branch of Agricultural Bank of China Ltd. Pledgor: TONGYU HEAVY INDUSTRY Co.,Ltd. Registration number: 2019990000162 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20210304 Granted publication date: 20110907 Pledgee: Yucheng Branch of Agricultural Bank of China Ltd. Pledgor: TONGYU HEAVY INDUSTRY Co.,Ltd. Registration number: 2019990000162 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Forming process of ultra high pressure forged large diameter and extra thick wall seamless steel pipe Effective date of registration: 20210304 Granted publication date: 20110907 Pledgee: Yucheng Branch of Agricultural Bank of China Ltd. Pledgor: TONGYU HEAVY INDUSTRY Co.,Ltd. Registration number: Y2021990000216 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230320 Granted publication date: 20110907 Pledgee: Yucheng Branch of Agricultural Bank of China Ltd. Pledgor: TONGYU HEAVY INDUSTRY Co.,Ltd. Registration number: Y2021990000216 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Forming Technology of Large Diameter and Extra Thick Wall Seamless Steel Pipe by Ultra High Pressure Forging Effective date of registration: 20230323 Granted publication date: 20110907 Pledgee: Yucheng Branch of Agricultural Bank of China Ltd. Pledgor: TONGYU HEAVY INDUSTRY Co.,Ltd. Registration number: Y2023980035948 |