CN1565763A - 三辊轧管扩径工艺方法 - Google Patents
三辊轧管扩径工艺方法 Download PDFInfo
- Publication number
- CN1565763A CN1565763A CN 03132184 CN03132184A CN1565763A CN 1565763 A CN1565763 A CN 1565763A CN 03132184 CN03132184 CN 03132184 CN 03132184 A CN03132184 A CN 03132184A CN 1565763 A CN1565763 A CN 1565763A
- Authority
- CN
- China
- Prior art keywords
- roll
- rolling
- seamless steel
- hollow forging
- hole enlargement
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000005096 rolling process Methods 0.000 title claims description 9
- 230000000916 dilatatory effect Effects 0.000 title 1
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 18
- 239000010959 steel Substances 0.000 claims abstract description 18
- 238000009785 tube rolling Methods 0.000 claims abstract description 9
- 238000004513 sizing Methods 0.000 claims abstract description 6
- 238000005242 forging Methods 0.000 claims description 16
- 239000002184 metal Substances 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 5
- 238000004080 punching Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000002360 preparation method Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 210000000038 chest Anatomy 0.000 description 1
- 230000000881 depressing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005098 hot rolling Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
Landscapes
- Metal Rolling (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03132184 CN1565763A (zh) | 2003-07-04 | 2003-07-04 | 三辊轧管扩径工艺方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03132184 CN1565763A (zh) | 2003-07-04 | 2003-07-04 | 三辊轧管扩径工艺方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1565763A true CN1565763A (zh) | 2005-01-19 |
Family
ID=34469892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03132184 Pending CN1565763A (zh) | 2003-07-04 | 2003-07-04 | 三辊轧管扩径工艺方法 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1565763A (zh) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102179450A (zh) * | 2011-03-24 | 2011-09-14 | 扬州诚德钢管有限公司 | 一种无缝钢管热扩工艺及热扩管机 |
-
2003
- 2003-07-04 CN CN 03132184 patent/CN1565763A/zh active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102179450A (zh) * | 2011-03-24 | 2011-09-14 | 扬州诚德钢管有限公司 | 一种无缝钢管热扩工艺及热扩管机 |
| CN102179450B (zh) * | 2011-03-24 | 2013-01-02 | 扬州诚德钢管有限公司 | 一种无缝钢管热扩工艺 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: JIANGSU CHENGDE STEELPIPE CO., LTD. Free format text: FORMER OWNER: WANG RUJUN; APPLICANT Effective date: 20060317 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20060317 Address after: 225200 Jiangsu Province Jiangdu Cheng Road No. 1 Applicant after: Jiangsu Chengde Steelpipe Co., Ltd. Address before: 225200 Jiangsu Province Jiangdu Cheng Road No. 1 (Jiangsu Chengde Steel Limited by Share Ltd) Applicant before: Wang Rujun Co-applicant before: Su Jun |
|
| ASS | Succession or assignment of patent right |
Owner name: YANGZHOU CHENGDE STEEL TUBE CO., LTD. Free format text: FORMER OWNER: JIANGSU CHENGDE STEELPIPE CO., LTD. Effective date: 20070126 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20070126 Address after: 225200 riverside Economic Development Zone, Jiangdu City, Jiangsu Province Applicant after: Yangzhou Chengde Steel Pipe Co., Ltd. Address before: 225200 Jiangsu Province Jiangdu Cheng Road No. 1 Applicant before: Jiangsu Chengde Steelpipe Co., Ltd. |
|
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Open date: 20050119 |