JPS6337167B2 - - Google Patents

Info

Publication number
JPS6337167B2
JPS6337167B2 JP2779783A JP2779783A JPS6337167B2 JP S6337167 B2 JPS6337167 B2 JP S6337167B2 JP 2779783 A JP2779783 A JP 2779783A JP 2779783 A JP2779783 A JP 2779783A JP S6337167 B2 JPS6337167 B2 JP S6337167B2
Authority
JP
Japan
Prior art keywords
electric resistance
resistance welded
hardenability
seconds
strength
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
Application number
JP2779783A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59153841A (ja
Inventor
Hiroshi Murayama
Isao Shimazu
Yasushi Yamamoto
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
Nippon 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 Nippon Steel Corp filed Critical Nippon Steel Corp
Priority to JP2779783A priority Critical patent/JPS59153841A/ja
Publication of JPS59153841A publication Critical patent/JPS59153841A/ja
Publication of JPS6337167B2 publication Critical patent/JPS6337167B2/ja
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/08—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Articles (AREA)
JP2779783A 1983-02-23 1983-02-23 一様な強度を有する高張力電縫鋼管の製造方法 Granted JPS59153841A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2779783A JPS59153841A (ja) 1983-02-23 1983-02-23 一様な強度を有する高張力電縫鋼管の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2779783A JPS59153841A (ja) 1983-02-23 1983-02-23 一様な強度を有する高張力電縫鋼管の製造方法

Publications (2)

Publication Number Publication Date
JPS59153841A JPS59153841A (ja) 1984-09-01
JPS6337167B2 true JPS6337167B2 (enrdf_load_stackoverflow) 1988-07-25

Family

ID=12230962

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2779783A Granted JPS59153841A (ja) 1983-02-23 1983-02-23 一様な強度を有する高張力電縫鋼管の製造方法

Country Status (1)

Country Link
JP (1) JPS59153841A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60230960A (ja) * 1984-04-27 1985-11-16 Daido Steel Co Ltd 機械構造用部品の製造方法
JPS61272318A (ja) * 1985-05-28 1986-12-02 Nippon Steel Corp 高強度油井管用電縫鋼管の製造方法
EP0234200B1 (de) * 1986-01-21 1990-12-05 Siemens Aktiengesellschaft Verfahren und Vorrichtungen zur Wärmebehandlung von längsnahtgeschweissten Rohren
JP5353256B2 (ja) * 2008-01-21 2013-11-27 Ｊｆｅスチール株式会社 中空部材およびその製造方法

Also Published As

Publication number Publication date
JPS59153841A (ja) 1984-09-01

Similar Documents

Publication Publication Date Title
JPS60215719A (ja) 二輪車フロントフオ−ク用電縫鋼管の製造方法
JP2876968B2 (ja) 高延性を有する高強度鋼板およびその製造方法
JP5089224B2 (ja) オンライン冷却型高張力鋼板の製造方法
JP2013108167A (ja) 溶接性および耐遅れ破壊特性に優れた引張強さ９５０ＭＰａ以上の高張力鋼板の製造方法
JPS605647B2 (ja) 低温靭性と溶接性に優れたボロン含有非調質高張力鋼の製造方法
JPS5810442B2 (ja) 加工性のすぐれた高靭性高張力鋼の製造法
JPH06128631A (ja) 低温靱性の優れた高マンガン超高張力鋼の製造方法
JPS6337167B2 (enrdf_load_stackoverflow)
JP2004218081A (ja) 高張力鋼板の製造方法
JPH04180521A (ja) 高降伏強度高靭性厚肉高張力鋼板の製造方法
JPH11131177A (ja) 溶接後熱処理の省略可能な中常温圧力容器用鋼板およびその製造方法
JPH0277521A (ja) 板厚方向の均質性に優れた溶接用超高張力鋼板の製造方法
JP3229107B2 (ja) 一様伸びの優れた低降伏比高張力鋼板の製造方法
JP3449307B2 (ja) 溶接熱影響部靭性に優れたｂ添加高張力鋼
KR910003883B1 (ko) 용접부인성이 우수한 고장력강인강의 제조방법
JPH05295480A (ja) 電子ビーム溶接部の靱性に優れた溶接構造用厚鋼板
JPS62149845A (ja) 溶接部じん性のすぐれたＣｕ析出型鋼材とその製造方法
JPH06145787A (ja) 溶接性に優れた高張力鋼の製造方法
JP3568710B2 (ja) 大入熱溶接時のＨＡＺ靱性が優れ、降伏比が８０％以下である溶接構造用５９０Ｎ／ｍｍ２ 級鋼板およびその製造方法
JPH0615691B2 (ja) 引張強さ５８〜８５▲ｋｇ▼ｆ／▲ｍｍ２▼の高強度鋼の製造方法
JPH05331539A (ja) 溶接性の優れた低降伏比高強度高靭性鋼の製造方法
JPH0559171B2 (enrdf_load_stackoverflow)
JPS6145683B2 (enrdf_load_stackoverflow)
JPH0559963B2 (enrdf_load_stackoverflow)
JPH08283844A (ja) 靱性の優れた厚手耐サワー鋼板の製造方法