JPS612446B2 - - Google Patents

Info

Publication number
JPS612446B2
JPS612446B2 JP56135264A JP13526481A JPS612446B2 JP S612446 B2 JPS612446 B2 JP S612446B2 JP 56135264 A JP56135264 A JP 56135264A JP 13526481 A JP13526481 A JP 13526481A JP S612446 B2 JPS612446 B2 JP S612446B2
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
JP56135264A
Other versions
JPS5835005A (ja
Inventor
Yukihiko Myamae
Yoryuki Inoe
Kazuyoshi Uenoyama
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.)
Nippon Steel Corp
Original Assignee
Sumitomo Metal Industries Ltd
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 Sumitomo Metal Industries Ltd filed Critical Sumitomo Metal Industries Ltd
Priority to JP13526481A priority Critical patent/JPS5835005A/ja
Publication of JPS5835005A publication Critical patent/JPS5835005A/ja
Publication of JPS612446B2 publication Critical patent/JPS612446B2/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
    • B21B25/04—Cooling or lubricating mandrels during operation

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Heat Treatment Of Articles (AREA)
JP13526481A 1981-08-27 1981-08-27 マンネスマン穿孔機による穿孔方法 Granted JPS5835005A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13526481A JPS5835005A (ja) 1981-08-27 1981-08-27 マンネスマン穿孔機による穿孔方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13526481A JPS5835005A (ja) 1981-08-27 1981-08-27 マンネスマン穿孔機による穿孔方法

Publications (2)

Publication Number Publication Date
JPS5835005A JPS5835005A (ja) 1983-03-01
JPS612446B2 true JPS612446B2 (ja) 1986-01-24

Family

ID=15147631

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13526481A Granted JPS5835005A (ja) 1981-08-27 1981-08-27 マンネスマン穿孔機による穿孔方法

Country Status (1)

Country Link
JP (1) JPS5835005A (ja)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6055133A (ja) * 1983-09-02 1985-03-30 Kokusai Denshin Denwa Co Ltd <Kdd> 水底溝掘削機
DE3432288C2 (de) * 1984-09-01 1987-01-02 Kocks Technik Gmbh & Co, 4010 Hilden Anwendung von Inertgas beim Herstellen nahtloser Rohre
CH674477A5 (ja) * 1988-03-30 1990-06-15 Lonza Ag
DE19604969C2 (de) * 1996-02-02 2000-08-24 Sms Demag Ag Verfahren zur Herstellung von nahtlosen Rohren und Innenwerkzeug
ES2623027T3 (es) * 2010-06-08 2017-07-10 Coating Management Switzerland Gmbh Método para producir tubos sin soldadura
CN103240274A (zh) * 2013-05-10 2013-08-14 攀钢集团成都钢钒有限公司 穿孔机顶头装置、穿孔机以及无缝钢管生产方法
CN103506385A (zh) * 2013-10-25 2014-01-15 江苏南山冶金机械制造有限公司 顶头
CN105642680B (zh) * 2016-03-02 2018-03-30 西北工业大学 预防斜轧穿孔机顶杆弯曲方法
CN105798064A (zh) * 2016-05-06 2016-07-27 鑫鹏源智能装备集团有限公司 一种具有新型冷却方式的顶头顶杆组件
JP6443398B2 (ja) * 2016-06-10 2018-12-26 Ｊｆｅスチール株式会社 プラグミルのプラグバー
EP3718655B1 (en) * 2017-11-29 2024-02-14 Nippon Steel Corporation Piercing machine and method for manufacturing seamless metallic tube using same
CN108080418A (zh) * 2017-12-26 2018-05-29 太原重型机械集团工程技术研发有限公司 用于无缝钢管生产中的抗氧化剂喷涂装置和工艺
CN109454118A (zh) * 2018-12-12 2019-03-12 太原通泽重工有限公司 无缝管热连轧穿棒在线喷硼砂机构及穿棒在线喷硼砂方法
CN109771982B (zh) * 2019-02-25 2023-09-22 江苏沃德凯环保科技有限公司 一种防止蒸馏结垢的方法及装置
CN110695092B (zh) * 2019-10-23 2024-06-04 广东海亮铜业有限公司 一种不间断氮气吹扫系统

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5416095U (ja) * 1977-07-07 1979-02-01
JPS55120405A (en) * 1979-03-06 1980-09-16 Sumitomo Metal Ind Ltd Rolling method for seamless steel pipe
JPS569008A (en) * 1979-07-04 1981-01-29 Kawasaki Steel Corp Lubricant feeder of plug mill

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56100202U (ja) * 1979-12-27 1981-08-07

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5416095U (ja) * 1977-07-07 1979-02-01
JPS55120405A (en) * 1979-03-06 1980-09-16 Sumitomo Metal Ind Ltd Rolling method for seamless steel pipe
JPS569008A (en) * 1979-07-04 1981-01-29 Kawasaki Steel Corp Lubricant feeder of plug mill

Also Published As

Publication number Publication date
JPS5835005A (ja) 1983-03-01

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