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JPS57164961A - Steel for soft-nitriding and austempering - Google Patents

Steel for soft-nitriding and austempering

Info

Publication number
JPS57164961A
JPS57164961A JP4728381A JP4728381A JPS57164961A JP S57164961 A JPS57164961 A JP S57164961A JP 4728381 A JP4728381 A JP 4728381A JP 4728381 A JP4728381 A JP 4728381A JP S57164961 A JPS57164961 A JP S57164961A
Authority
JP
Japan
Prior art keywords
austempering
nitriding
soft
steel
valance
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.)
Pending
Application number
JP4728381A
Other languages
Japanese (ja)
Inventor
Kyoichi Kaneko
Masayoshi Yokoi
Tadaoki Arakawa
Shinji Shibata
Takao Tanaka
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.)
Toyota Motor Corp
Aichi Steel Corp
Original Assignee
Toyota Motor Corp
Toyota Jidosha Kogyo KK
Aichi 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 Toyota Motor Corp, Toyota Jidosha Kogyo KK, Aichi Steel Corp filed Critical Toyota Motor Corp
Priority to JP4728381A priority Critical patent/JPS57164961A/en
Publication of JPS57164961A publication Critical patent/JPS57164961A/en
Pending legal-status Critical Current

Links

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  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)

Abstract

PURPOSE: To obtain the titled steel forming a surface hardened layer and a core having an isothermally transformed sturcture by soft-nitriding and austempering by adding adequate amounts of C, Si, Mn, Cr and Al.
CONSTITUTION: This steel consists of 0.52W0.75% C, 0.15W0.45% Si, 0.85W1.75% Mn, 0.3W1.7% Cr, 0.1W0.6% Al and the valance Fe. 0.1W0.4% Mo and/or 0.15W 0.35% V may be optionally contained besides said essential components.
COPYRIGHT: (C)1982,JPO&Japio
JP4728381A 1981-04-01 1981-04-01 Steel for soft-nitriding and austempering Pending JPS57164961A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4728381A JPS57164961A (en) 1981-04-01 1981-04-01 Steel for soft-nitriding and austempering

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4728381A JPS57164961A (en) 1981-04-01 1981-04-01 Steel for soft-nitriding and austempering

Publications (1)

Publication Number Publication Date
JPS57164961A true JPS57164961A (en) 1982-10-09

Family

ID=12770959

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4728381A Pending JPS57164961A (en) 1981-04-01 1981-04-01 Steel for soft-nitriding and austempering

Country Status (1)

Country Link
JP (1) JPS57164961A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS619555A (en) * 1984-06-25 1986-01-17 Komatsu Ltd Rapid soft-nitriding steel

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS619555A (en) * 1984-06-25 1986-01-17 Komatsu Ltd Rapid soft-nitriding steel

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