JPH0558840B2 - - Google Patents

Info

Publication number
JPH0558840B2
JPH0558840B2 JP63312682A JP31268288A JPH0558840B2 JP H0558840 B2 JPH0558840 B2 JP H0558840B2 JP 63312682 A JP63312682 A JP 63312682A JP 31268288 A JP31268288 A JP 31268288A JP H0558840 B2 JPH0558840 B2 JP H0558840B2
Authority
JP
Japan
Prior art keywords
pipe
welding
upset
welded
electric resistance
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
JP63312682A
Other languages
English (en)
Japanese (ja)
Other versions
JPH02160189A (ja
Inventor
Hirotsugu Inaba
Tomotaka 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.)
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 JP63312682A priority Critical patent/JPH02160189A/ja
Publication of JPH02160189A publication Critical patent/JPH02160189A/ja
Publication of JPH0558840B2 publication Critical patent/JPH0558840B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Laser Beam Processing (AREA)
JP63312682A 1988-12-09 1988-12-09 電縫管の製造方法 Granted JPH02160189A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP63312682A JPH02160189A (ja) 1988-12-09 1988-12-09 電縫管の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63312682A JPH02160189A (ja) 1988-12-09 1988-12-09 電縫管の製造方法

Publications (2)

Publication Number Publication Date
JPH02160189A JPH02160189A (ja) 1990-06-20
JPH0558840B2 true JPH0558840B2 (enrdf_load_stackoverflow) 1993-08-27

Family

ID=18032155

Family Applications (1)

Application Number Title Priority Date Filing Date
JP63312682A Granted JPH02160189A (ja) 1988-12-09 1988-12-09 電縫管の製造方法

Country Status (1)

Country Link
JP (1) JPH02160189A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0847716A (ja) * 1994-08-05 1996-02-20 Nkk Corp 耐ｈｉｃおよび耐ｓｓｃｃ特性に優れた電縫鋼管の製造方法
WO2018147389A1 (ja) * 2017-02-13 2018-08-16 日新製鋼株式会社 電縫金属管の製造方法及びその電縫金属管
CN108436390B (zh) * 2018-02-09 2019-12-17 方绪龙 一种面食加工设备的轴辊支撑板加工方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56168981A (en) * 1980-05-28 1981-12-25 Sumitomo Metal Ind Ltd Production of electric welded tube
JPS58100982A (ja) * 1981-12-09 1983-06-15 Nippon Steel Corp エネルギビ−ム併用電気抵抗溶接法

Also Published As

Publication number Publication date
JPH02160189A (ja) 1990-06-20

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