JPS617126B2 - - Google Patents

Info

Publication number
JPS617126B2
JPS617126B2 JP8401982A JP8401982A JPS617126B2 JP S617126 B2 JPS617126 B2 JP S617126B2 JP 8401982 A JP8401982 A JP 8401982A JP 8401982 A JP8401982 A JP 8401982A JP S617126 B2 JPS617126 B2 JP S617126B2
Authority
JP
Japan
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
Application number
JP8401982A
Other versions
JPS58202909A (ja
Inventor
Toshio Ooshimaya
Hisashi Terauchi
Yasuyuki Hayashi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JFE Steel Corp
Original Assignee
Kawasaki Steel Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Kawasaki Steel Corp filed Critical Kawasaki Steel Corp
Priority to JP8401982A priority Critical patent/JPS58202909A/ja
Publication of JPS58202909A publication Critical patent/JPS58202909A/ja
Publication of JPS617126B2 publication Critical patent/JPS617126B2/ja
Granted legal-status Critical Current

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
    • B21B25/06—Interchanging mandrels, fixing plugs on mandrel rods or cooling during interchanging mandrels

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Forging (AREA)
JP8401982A 1982-05-20 1982-05-20 継目無鋼管製造用プラグ係脱装置 Granted JPS58202909A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8401982A JPS58202909A (ja) 1982-05-20 1982-05-20 継目無鋼管製造用プラグ係脱装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8401982A JPS58202909A (ja) 1982-05-20 1982-05-20 継目無鋼管製造用プラグ係脱装置

Publications (2)

Publication Number Publication Date
JPS58202909A JPS58202909A (ja) 1983-11-26
JPS617126B2 true JPS617126B2 (ja) 1986-03-04

Family

ID=13818850

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8401982A Granted JPS58202909A (ja) 1982-05-20 1982-05-20 継目無鋼管製造用プラグ係脱装置

Country Status (1)

Country Link
JP (1) JPS58202909A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102441571A (zh) * 2011-12-14 2012-05-09 烟台宝钢钢管有限责任公司 一种锥形辊穿孔机顶杆装置

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61182602U (ja) * 1985-05-01 1986-11-14
JP4893384B2 (ja) * 2007-03-12 2012-03-07 Ｊｆｅスチール株式会社 継目無鋼管用プラグバー中心検出装置
CN101947551A (zh) * 2010-08-18 2011-01-19 衡阳华菱钢管有限公司 一种大孔型系列中厚壁毛管顶头

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102441571A (zh) * 2011-12-14 2012-05-09 烟台宝钢钢管有限责任公司 一种锥形辊穿孔机顶杆装置

Also Published As

Publication number Publication date
JPS58202909A (ja) 1983-11-26

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