JPS5947330A - プラズマジエツトによる鋼管内面の硬化方法 - Google Patents

プラズマジエツトによる鋼管内面の硬化方法

Info

Publication number
JPS5947330A
JPS5947330A JP15865082A JP15865082A JPS5947330A JP S5947330 A JPS5947330 A JP S5947330A JP 15865082 A JP15865082 A JP 15865082A JP 15865082 A JP15865082 A JP 15865082A JP S5947330 A JPS5947330 A JP S5947330A
Authority
JP
Japan
Prior art keywords
plasma jet
torch
tube
steel pipe
hardening
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
JP15865082A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6210286B2 (enExample
Inventor
Takao Mihara
三原　孝夫
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.)
Kubota Corp
Original Assignee
Kubota 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 Kubota Corp filed Critical Kubota Corp
Priority to JP15865082A priority Critical patent/JPS5947330A/ja
Publication of JPS5947330A publication Critical patent/JPS5947330A/ja
Publication of JPS6210286B2 publication Critical patent/JPS6210286B2/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
    • C21D9/14—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes wear-resistant or pressure-resistant 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)
JP15865082A 1982-09-11 1982-09-11 プラズマジエツトによる鋼管内面の硬化方法 Granted JPS5947330A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15865082A JPS5947330A (ja) 1982-09-11 1982-09-11 プラズマジエツトによる鋼管内面の硬化方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15865082A JPS5947330A (ja) 1982-09-11 1982-09-11 プラズマジエツトによる鋼管内面の硬化方法

Publications (2)

Publication Number Publication Date
JPS5947330A true JPS5947330A (ja) 1984-03-17
JPS6210286B2 JPS6210286B2 (enExample) 1987-03-05

Family

ID=15676340

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15865082A Granted JPS5947330A (ja) 1982-09-11 1982-09-11 プラズマジエツトによる鋼管内面の硬化方法

Country Status (1)

Country Link
JP (1) JPS5947330A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63149485A (ja) * 1986-12-12 1988-06-22 Matsushita Electric Ind Co Ltd ガス制御装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102275027B (zh) * 2011-07-14 2013-12-11 中国第一重型机械集团大连加氢反应器制造有限公司 一种圆形横截面不规则腔体内壁的堆焊装置及其堆焊方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55158224A (en) * 1979-05-26 1980-12-09 Kubota Ltd Hardening method for inner surface of pipe

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55158224A (en) * 1979-05-26 1980-12-09 Kubota Ltd Hardening method for inner surface of pipe

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63149485A (ja) * 1986-12-12 1988-06-22 Matsushita Electric Ind Co Ltd ガス制御装置

Also Published As

Publication number Publication date
JPS6210286B2 (enExample) 1987-03-05

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