JPS58202909A - 継目無鋼管製造用プラグ係脱装置 - Google Patents

継目無鋼管製造用プラグ係脱装置

Info

Publication number
JPS58202909A
JPS58202909A JP8401982A JP8401982A JPS58202909A JP S58202909 A JPS58202909 A JP S58202909A JP 8401982 A JP8401982 A JP 8401982A JP 8401982 A JP8401982 A JP 8401982A JP S58202909 A JPS58202909 A JP S58202909A
Authority
JP
Japan
Prior art keywords
plug
bar
plunger
tip
locking
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
Application number
JP8401982A
Other languages
English (en)
Japanese (ja)
Other versions
JPS617126B2 (enExample
Inventor
Toshio Oshimaya
大島谷　敏男
Hisashi Terauchi
寺内　久司
Yasuyuki Hayashi
林　保之
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 true JPS58202909A (ja) 1983-11-26
JPS617126B2 JPS617126B2 (enExample) 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 (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61182602U (enExample) * 1985-05-01 1986-11-14
JP2008221267A (ja) * 2007-03-12 2008-09-25 Jfe Steel Kk 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

Families Citing this family (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

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61182602U (enExample) * 1985-05-01 1986-11-14
JP2008221267A (ja) * 2007-03-12 2008-09-25 Jfe Steel Kk 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

Also Published As

Publication number Publication date
JPS617126B2 (enExample) 1986-03-04

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