JPS58157581A - 鍛接管の製造方法 - Google Patents

鍛接管の製造方法

Info

Publication number
JPS58157581A
JPS58157581A JP3993182A JP3993182A JPS58157581A JP S58157581 A JPS58157581 A JP S58157581A JP 3993182 A JP3993182 A JP 3993182A JP 3993182 A JP3993182 A JP 3993182A JP S58157581 A JPS58157581 A JP S58157581A
Authority
JP
Japan
Prior art keywords
forge
stress
skelp
roll
manufacturing
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
JP3993182A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0256994B2 (enrdf_load_stackoverflow
Inventor
Makoto Inoue
誠 井上
Kazutoshi Sakaguchi
阪口　和利
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 JP3993182A priority Critical patent/JPS58157581A/ja
Publication of JPS58157581A publication Critical patent/JPS58157581A/ja
Publication of JPH0256994B2 publication Critical patent/JPH0256994B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Pressure Welding/Diffusion-Bonding (AREA)
JP3993182A 1982-03-12 1982-03-12 鍛接管の製造方法 Granted JPS58157581A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3993182A JPS58157581A (ja) 1982-03-12 1982-03-12 鍛接管の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3993182A JPS58157581A (ja) 1982-03-12 1982-03-12 鍛接管の製造方法

Publications (2)

Publication Number Publication Date
JPS58157581A true JPS58157581A (ja) 1983-09-19
JPH0256994B2 JPH0256994B2 (enrdf_load_stackoverflow) 1990-12-03

Family

ID=12566683

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3993182A Granted JPS58157581A (ja) 1982-03-12 1982-03-12 鍛接管の製造方法

Country Status (1)

Country Link
JP (1) JPS58157581A (enrdf_load_stackoverflow)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50102557A (enrdf_load_stackoverflow) * 1974-01-17 1975-08-13

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50102557A (enrdf_load_stackoverflow) * 1974-01-17 1975-08-13

Also Published As

Publication number Publication date
JPH0256994B2 (enrdf_load_stackoverflow) 1990-12-03

Similar Documents

Publication Publication Date Title
US2959849A (en) Method and apparatus for making pipe
US4796798A (en) Method of and apparatus for continuous production of seam-welded metal tubing
US4483167A (en) Forming rolls for use in the fabrication of welded tubes
US4945743A (en) Apparatus for manufacturing electric welded pipes under hot conditions
US1883205A (en) Method of rolling bimetallic articles
JP4306079B2 (ja) 電縫鋼管の製造方法および設備列
JPS58157581A (ja) 鍛接管の製造方法
JP2008184686A (ja) 建築用低ｙｒ角鋼管の製造方法
US2037608A (en) Method of forming metal pipe blanks
US5005395A (en) Method of manufacturing electric welded pipes under hot conditions
GB2192143A (en) Process for continuous production of seam-welded metal tubing
JP2008100261A (ja) リブ付きスパイラル鋼管の製造方法
JP4250849B2 (ja) 電縫鋼管の製造方法および設備列
JPS6224827A (ja) 拡管用マンドレル
JPH0910829A (ja) 溶接管の製造方法
JPH05228533A (ja) 溶接管の製造方法及びその装置
JP4723163B2 (ja) 溶融めっき鋼管の製造方法
JPH037474B2 (enrdf_load_stackoverflow)
JP2852313B2 (ja) 熱間成形を含む大径角形鋼管製造法および装置
JPH0466202A (ja) 溝形材の製造方法
JPS58165913A (ja) 電縫管の溶接ビ−ド切削方法
JP4114667B2 (ja) 溶接鋼管の製造方法及び製造装置
SU1419765A1 (ru) Способ гор чей прокатки листов
JPS62259608A (ja) 冷間薄板圧延における板端部平坦度の制御方法
JP2004114101A (ja) 電縫鋼管の管内面平滑化方法および装置