JPH052406B2 - - Google Patents

Info

Publication number
JPH052406B2
JPH052406B2 JP58038968A JP3896883A JPH052406B2 JP H052406 B2 JPH052406 B2 JP H052406B2 JP 58038968 A JP58038968 A JP 58038968A JP 3896883 A JP3896883 A JP 3896883A JP H052406 B2 JPH052406 B2 JP H052406B2
Authority
JP
Japan
Prior art keywords
roll
steel plate
forming
small
edge
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 - Lifetime
Application number
JP58038968A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59166321A (ja
Inventor
Kazuo Konishi
Saburo Ishiro
Takashi Kuroda
Tsutomu Konawa
Seijiro Yasugi
Tetsuaki Sugamasa
Juji Sugimoto
Yutaka Nagahama
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 Engineering Corp
Original Assignee
Nippon Kokan 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 Nippon Kokan Ltd filed Critical Nippon Kokan Ltd
Priority to JP3896883A priority Critical patent/JPS59166321A/ja
Publication of JPS59166321A publication Critical patent/JPS59166321A/ja
Publication of JPH052406B2 publication Critical patent/JPH052406B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/08—Making tubes with welded or soldered seams
    • B21C37/0822—Guiding or aligning the edges of the bent sheet

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
JP3896883A 1983-03-11 1983-03-11 電縫管の成形方法 Granted JPS59166321A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3896883A JPS59166321A (ja) 1983-03-11 1983-03-11 電縫管の成形方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3896883A JPS59166321A (ja) 1983-03-11 1983-03-11 電縫管の成形方法

Publications (2)

Publication Number Publication Date
JPS59166321A JPS59166321A (ja) 1984-09-19
JPH052406B2 true JPH052406B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1993-01-12

Family

ID=12539956

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3896883A Granted JPS59166321A (ja) 1983-03-11 1983-03-11 電縫管の成形方法

Country Status (1)

Country Link
JP (1) JPS59166321A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07102395B2 (ja) * 1986-12-26 1995-11-08 株式会社中田製作所 フインパスロ−ルへの素材誘導方法とそのガイドロ−ルスタンド
JP4983201B2 (ja) * 2006-10-26 2012-07-25 Ｊｆｅスチール株式会社 溶接部特性の優れた油井のラインパイプ向けまたは油井のケーシングパイプ向け電縫管製造方法
JP6222126B2 (ja) * 2015-01-30 2017-11-01 Ｊｆｅスチール株式会社 電縫鋼管およびその製造方法
JP6332432B2 (ja) * 2015-12-24 2018-05-30 Ｊｆｅスチール株式会社 造管歪が小さい電縫鋼管の製造方法
JP6658385B2 (ja) * 2016-07-29 2020-03-04 Ｊｆｅスチール株式会社 鋼管の製造方法
JP2018047506A (ja) * 2017-10-04 2018-03-29 Ｊｆｅスチール株式会社 電縫鋼管およびその製造方法
CN109531055A (zh) * 2018-11-07 2019-03-29 太原重工股份有限公司 制管工艺及钢管
CN112355139B (zh) * 2020-10-28 2022-05-20 深圳市弗镭斯激光技术有限公司 一种板件压弯卷制成型方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5935299B2 (ja) * 1976-12-30 1984-08-28 新日本製鐵株式会社 管のロ−ル成形スタンド列

Also Published As

Publication number Publication date
JPS59166321A (ja) 1984-09-19

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