ZA200804532B - Plug for use in piercing mill - Google Patents
Plug for use in piercing millInfo
- Publication number
- ZA200804532B ZA200804532B ZA200804532A ZA200804532A ZA200804532B ZA 200804532 B ZA200804532 B ZA 200804532B ZA 200804532 A ZA200804532 A ZA 200804532A ZA 200804532 A ZA200804532 A ZA 200804532A ZA 200804532 B ZA200804532 B ZA 200804532B
- Authority
- ZA
- South Africa
- Prior art keywords
- plug
- piercing mill
- piercing
- mill
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B25/00—Mandrels for metal tube rolling mills, e.g. mandrels of the types used in the methods covered by group B21B17/00; Accessories or auxiliary means therefor ; Construction of, or alloys for, mandrels or plugs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B19/00—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work
- B21B19/02—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work the axes of the rollers being arranged essentially diagonally to the axis of the work, e.g. "cross" tube-rolling ; Diescher mills, Stiefel disc piercers or Stiefel rotary piercers
- B21B19/04—Rolling basic material of solid, i.e. non-hollow, structure; Piercing, e.g. rotary piercing mills
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Of Metal (AREA)
- Rolling Contact Bearings (AREA)
- Pens And Brushes (AREA)
- Milling Processes (AREA)
- Forging (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005353665 | 2005-12-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA200804532B true ZA200804532B (en) | 2009-04-29 |
Family
ID=38122777
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA200804532A ZA200804532B (en) | 2005-12-07 | 2008-05-26 | Plug for use in piercing mill |
Country Status (8)
Country | Link |
---|---|
US (1) | US7530248B2 (es) |
EP (1) | EP1961497B1 (es) |
JP (1) | JP4661869B2 (es) |
CN (1) | CN101346194B (es) |
AR (1) | AR056829A1 (es) |
CA (1) | CA2631149C (es) |
WO (1) | WO2007066631A1 (es) |
ZA (1) | ZA200804532B (es) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102107245A (zh) * | 2010-11-26 | 2011-06-29 | 天津华舜汽配制造集团有限公司 | 冲压模具的压型冲头 |
AR088498A1 (es) * | 2011-11-01 | 2014-06-11 | Nippon Steel & Sumitomo Metal Corp | Aparato de punzonado, punzon utilizado para el aparato de punzonado, y metodo para la produccion de tubos de acero sin soldadura |
AU2014206265B2 (en) | 2013-01-15 | 2018-02-01 | Sumitomo Chemical Company, Limited | Electrostatic atomizer |
DE102013110725B3 (de) * | 2013-09-27 | 2015-02-12 | Vallourec Deutschland Gmbh | Lochdorn mit verbesserter Standzeit zur Herstellung nahtloser Rohre |
JP6241432B2 (ja) * | 2015-02-13 | 2017-12-06 | Jfeスチール株式会社 | 難加工材の継目無鋼管の製造方法 |
JP7493161B2 (ja) * | 2019-12-27 | 2024-05-31 | Jfeスチール株式会社 | 継目無鋼管製造用プラグ、継目無鋼管製造用ピアッシングミルおよび継目無鋼管の製造方法 |
CN112108521A (zh) * | 2020-09-11 | 2020-12-22 | 大冶特殊钢有限公司 | 一种新型坯料及其预处理方法 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2017388A (en) * | 1934-06-21 | 1935-10-15 | Bannister Bryant | Method and apparatus for manufacturing seamless pipes and tubes |
US2803154A (en) * | 1953-05-11 | 1957-08-20 | Stewarts & Lloyds Ltd | Manufacture of metal hollows and apparatus therefor |
JPS5750233A (en) | 1980-09-09 | 1982-03-24 | V Zaochinii Mashinosutoroiteru | Manufacture of boring mandrel |
JPH02224805A (ja) * | 1989-02-24 | 1990-09-06 | Sumitomo Metal Ind Ltd | 継目無管の穿孔方法 |
JPH08294712A (ja) * | 1995-04-26 | 1996-11-12 | Sumitomo Metal Ind Ltd | 穿孔圧延機 |
JP2976858B2 (ja) | 1995-07-21 | 1999-11-10 | 住友金属工業株式会社 | 継目無鋼管製造用プラグの改削方法 |
JP3119160B2 (ja) * | 1996-05-15 | 2000-12-18 | 住友金属工業株式会社 | 継目無管の製造方法 |
JPH10137818A (ja) * | 1996-11-05 | 1998-05-26 | Kawasaki Steel Corp | 継目無鋼管穿孔圧延用プラグ |
JP3823762B2 (ja) * | 2001-06-13 | 2006-09-20 | 住友金属工業株式会社 | 継目無金属管の製造方法 |
CN2551367Y (zh) * | 2002-03-28 | 2003-05-21 | 宝山钢铁股份有限公司 | 一种斜轧穿孔大扩径用的顶头 |
AU2003289244A1 (en) * | 2002-12-12 | 2004-06-30 | Sumitomo Metal Industries, Ltd. | Seamless metal tube producing method |
CN2691721Y (zh) * | 2003-10-29 | 2005-04-13 | 宝山钢铁股份有限公司 | 一种多段式斜轧穿孔扩径顶头 |
EP1946859A1 (en) * | 2004-01-16 | 2008-07-23 | Sumitomo Metal Industries, Ltd. | Method for manufacturing seamless pipes or tubes |
-
2006
- 2006-12-01 AR ARP060105320A patent/AR056829A1/es active IP Right Grant
- 2006-12-05 EP EP06833959.7A patent/EP1961497B1/en active Active
- 2006-12-05 CN CN2006800463219A patent/CN101346194B/zh not_active Expired - Fee Related
- 2006-12-05 WO PCT/JP2006/324204 patent/WO2007066631A1/ja active Application Filing
- 2006-12-05 JP JP2007549121A patent/JP4661869B2/ja active Active
- 2006-12-05 CA CA2631149A patent/CA2631149C/en active Active
-
2008
- 2008-05-26 ZA ZA200804532A patent/ZA200804532B/xx unknown
- 2008-06-06 US US12/155,657 patent/US7530248B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
WO2007066631A1 (ja) | 2007-06-14 |
JP4661869B2 (ja) | 2011-03-30 |
CN101346194A (zh) | 2009-01-14 |
EP1961497A4 (en) | 2012-10-17 |
CN101346194B (zh) | 2010-05-19 |
AR056829A1 (es) | 2007-10-24 |
US20080314109A1 (en) | 2008-12-25 |
CA2631149A1 (en) | 2007-06-14 |
EP1961497B1 (en) | 2013-06-05 |
JPWO2007066631A1 (ja) | 2009-05-21 |
US7530248B2 (en) | 2009-05-12 |
CA2631149C (en) | 2010-02-16 |
EP1961497A1 (en) | 2008-08-27 |
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