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KR920012501A - High Strength Wear-resistant Chisel Steels for Breakers and Manufacturing Method Thereof - Google Patents

High Strength Wear-resistant Chisel Steels for Breakers and Manufacturing Method Thereof Download PDF

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Publication number
KR920012501A
KR920012501A KR1019900022107A KR900022107A KR920012501A KR 920012501 A KR920012501 A KR 920012501A KR 1019900022107 A KR1019900022107 A KR 1019900022107A KR 900022107 A KR900022107 A KR 900022107A KR 920012501 A KR920012501 A KR 920012501A
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KR
South Korea
Prior art keywords
breakers
steels
manufacturing
high strength
strength wear
Prior art date
Application number
KR1019900022107A
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Korean (ko)
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KR920008135B1 (en
Inventor
곽성욱
문경탁
Original Assignee
장양술
기아특수강 주식회사
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Application filed by 장양술, 기아특수강 주식회사 filed Critical 장양술
Priority to KR1019900022107A priority Critical patent/KR920008135B1/en
Publication of KR920012501A publication Critical patent/KR920012501A/en
Application granted granted Critical
Publication of KR920008135B1 publication Critical patent/KR920008135B1/en

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    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Articles (AREA)

Abstract

내용 없음No content

Description

브레이커(Breaker)용 고강도 내마모치즐강(Chisel Steels) 및 그 제조방법High Strength Wear-resistant Chisel Steels for Breakers and Manufacturing Method Thereof

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

Claims (2)

중량비로서 C 0.20-0.60%, Si 0.15-0.60%, Mn 0.60-1.00%, p≤0.030%, Sm0.030%, Cu≤0.30%, Ni 1.50-5.00%, Cr 0.90-2.00%, Mo 0.15-0.60%, V 0.05-0.20% 또는 Nb≤0.20%, Al 0.01-0.04%의 성분을 갖는 것을 특징으로 하는 치즐강.As weight ratio, C 0.20-0.60%, Si 0.15-0.60%, Mn 0.60-1.00%, p≤0.030%, Sm0.030%, Cu≤0.30%, Ni 1.50-5.00%, Cr 0.90-2.00%, Mo 0.15- A chisel steel characterized by having a component of 0.60%, V 0.05-0.20% or Nb ≦ 0.20%, Al 0.01-0.04%. 열처리 농도는 800-900℃에서 소입하고 350-600℃에서 소려하는 것을 특징으로 하는 제1항 성분을 갖는 치즐강의 제조방법.The heat treatment concentration is quenched at 800-900 ℃ and the method of producing a chisel steel having a component of claim 1, characterized in that at 350-600 ℃. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019900022107A 1990-12-28 1990-12-28 Chisel steels having a resist wear property for breaker and the making process KR920008135B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019900022107A KR920008135B1 (en) 1990-12-28 1990-12-28 Chisel steels having a resist wear property for breaker and the making process

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019900022107A KR920008135B1 (en) 1990-12-28 1990-12-28 Chisel steels having a resist wear property for breaker and the making process

Publications (2)

Publication Number Publication Date
KR920012501A true KR920012501A (en) 1992-07-27
KR920008135B1 KR920008135B1 (en) 1992-09-22

Family

ID=19308706

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900022107A KR920008135B1 (en) 1990-12-28 1990-12-28 Chisel steels having a resist wear property for breaker and the making process

Country Status (1)

Country Link
KR (1) KR920008135B1 (en)

Also Published As

Publication number Publication date
KR920008135B1 (en) 1992-09-22

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