CN202387729U - 用于热轧无缝钢管的固定芯棒 - Google Patents
用于热轧无缝钢管的固定芯棒 Download PDFInfo
- Publication number
- CN202387729U CN202387729U CN2011204842354U CN201120484235U CN202387729U CN 202387729 U CN202387729 U CN 202387729U CN 2011204842354 U CN2011204842354 U CN 2011204842354U CN 201120484235 U CN201120484235 U CN 201120484235U CN 202387729 U CN202387729 U CN 202387729U
- Authority
- CN
- China
- Prior art keywords
- core rod
- plug
- steel tube
- seamless steel
- stationary core
- 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 - Fee Related
Links
Images
Landscapes
- Metal Rolling (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011204842354U CN202387729U (zh) | 2011-11-29 | 2011-11-29 | 用于热轧无缝钢管的固定芯棒 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011204842354U CN202387729U (zh) | 2011-11-29 | 2011-11-29 | 用于热轧无缝钢管的固定芯棒 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN202387729U true CN202387729U (zh) | 2012-08-22 |
Family
ID=46662681
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2011204842354U Expired - Fee Related CN202387729U (zh) | 2011-11-29 | 2011-11-29 | 用于热轧无缝钢管的固定芯棒 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN202387729U (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103433281A (zh) * | 2013-08-28 | 2013-12-11 | 无锡欧龙特种钢管有限公司 | 一种无缝管穿孔机顶头冷却装置 |
CN103801559A (zh) * | 2012-11-08 | 2014-05-21 | 青岛宏泰铜业有限公司 | 一种轧管芯棒制作方法及其轧制管芯棒的装置 |
CN104014675A (zh) * | 2014-06-19 | 2014-09-03 | 湘潭华进科技有限公司 | 高温热校形循环水冷固体自润滑锥体 |
-
2011
- 2011-11-29 CN CN2011204842354U patent/CN202387729U/zh not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103801559A (zh) * | 2012-11-08 | 2014-05-21 | 青岛宏泰铜业有限公司 | 一种轧管芯棒制作方法及其轧制管芯棒的装置 |
CN103433281A (zh) * | 2013-08-28 | 2013-12-11 | 无锡欧龙特种钢管有限公司 | 一种无缝管穿孔机顶头冷却装置 |
CN104014675A (zh) * | 2014-06-19 | 2014-09-03 | 湘潭华进科技有限公司 | 高温热校形循环水冷固体自润滑锥体 |
CN104014675B (zh) * | 2014-06-19 | 2016-01-27 | 湘潭华进科技股份有限公司 | 高温热校形循环水冷固体自润滑锥体 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103639215B (zh) | 一种高强度纳米晶铜管材的制备方法 | |
EP2085159B1 (en) | Process for manufacturing metal pipe with extremely thin wall by cold rolling | |
CN102172822B (zh) | 一种高精度厚壁管的加工工艺 | |
CN203330270U (zh) | 管端热缩径模具 | |
CN202387729U (zh) | 用于热轧无缝钢管的固定芯棒 | |
CN102154599A (zh) | 一种白铜合金管材短流程高效生产方法 | |
CN102266872B (zh) | 钢管冷却装置 | |
CN201186288Y (zh) | 复合空腔水冷式变径轧辊 | |
CN102233355A (zh) | 热轧小直径无缝钢管减径轧制段加限动芯棒的工艺方法 | |
CN105033132A (zh) | 一种带超长非对称管咀的主管道空心锻件仿形锻造方法 | |
CN101623717A (zh) | 一种d型铜管的制造方法及其成型装置 | |
CN103521522B (zh) | 一种半轴套管的楔横轧精密成形方法 | |
CN101209458B (zh) | 热轧无缝钢管限动芯棒连轧机轧制管材的方法 | |
CN201455003U (zh) | 一种实现无缝管控轧控冷的装置 | |
CN207308590U (zh) | 一种优质大棒材控冷装置 | |
CN101850363B (zh) | 减径(φ40~φ25)热轧一次成型中空锚杆的工艺及设备 | |
CN102107213A (zh) | 一种石油管生产工艺 | |
CN102189188A (zh) | 一种热扩大直径无缝不锈钢管的制造工艺 | |
CN102161069B (zh) | 一种无料头轴类件楔横轧成形方法 | |
CN101199971A (zh) | 一种真空焊合腔用组合模生产铜多孔型材工艺 | |
CN202984276U (zh) | 一种内冷芯棒 | |
CN104607560A (zh) | 大口径双金属复合管材制造工艺及扩径成形装置 | |
CN101994875B (zh) | 无缝铜管的制造方法及冷轧机用的棒芯 | |
CN202638902U (zh) | 穿孔成型毛管用冷却池 | |
CN202169360U (zh) | 提高铜管水平连铸铸坯内壁光滑度的石墨结晶器 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: LUOYANG DINGRUI MATERIALS + TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: LUOYANG ZHANGTAI FEIBIAO MACHINERY CO., LTD. Effective date: 20140421 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20140421 Address after: 471003 Henan city of Luoyang province high tech Zone Fenghua Road, Science Park Patentee after: Luoyang Dingrui Materials & Technology Co., Ltd. Address before: Bai Ying high tech Development Zone 471003 Henan province Luoyang city substation West Patentee before: Luoyang Zhangtai Feibiao Machinery Co., Ltd. |
|
PP01 | Preservation of patent right |
Effective date of registration: 20150213 Granted publication date: 20120822 |
|
RINS | Preservation of patent right or utility model and its discharge | ||
PD01 | Discharge of preservation of patent |
Date of cancellation: 20150813 Granted publication date: 20120822 |
|
RINS | Preservation of patent right or utility model and its discharge | ||
PP01 | Preservation of patent right |
Effective date of registration: 20151009 Granted publication date: 20120822 |
|
RINS | Preservation of patent right or utility model and its discharge | ||
PD01 | Discharge of preservation of patent |
Date of cancellation: 20160409 Granted publication date: 20120822 |
|
RINS | Preservation of patent right or utility model and its discharge | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120822 Termination date: 20151129 |