KR970043233A - Subprocess high chromium composite carbide alloy with excellent impact toughness and wear resistance - Google Patents

Subprocess high chromium composite carbide alloy with excellent impact toughness and wear resistance Download PDF

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Publication number
KR970043233A
KR970043233A KR1019950048674A KR19950048674A KR970043233A KR 970043233 A KR970043233 A KR 970043233A KR 1019950048674 A KR1019950048674 A KR 1019950048674A KR 19950048674 A KR19950048674 A KR 19950048674A KR 970043233 A KR970043233 A KR 970043233A
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KR
South Korea
Prior art keywords
high chromium
impact toughness
composite carbide
carbide alloy
excellent impact
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Application number
KR1019950048674A
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Korean (ko)
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KR100256366B1 (en
Inventor
백응률
김낙준
안상호
Original Assignee
김종진
포항종합제철주식회사
신창식
재단법인 산업과학기술연구소
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Priority to KR1019950048674A priority Critical patent/KR100256366B1/en
Publication of KR970043233A publication Critical patent/KR970043233A/en
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Publication of KR100256366B1 publication Critical patent/KR100256366B1/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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/22—Ferrous alloys, e.g. steel alloys containing chromium with molybdenum or tungsten
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C37/00—Cast-iron alloys
    • C22C37/06—Cast-iron alloys containing chromium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C37/00—Cast-iron alloys
    • C22C37/10—Cast-iron alloys containing aluminium or silicon
    • 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
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/24—Ferrous alloys, e.g. steel alloys containing chromium with vanadium
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/26—Ferrous alloys, e.g. steel alloys containing chromium with niobium or tantalum
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of manganese

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)

Abstract

본 발명은 준설기기, 파쇄롤 등 충격인성 및 내 마모성을 필요로 하는 분야에 사용되는 고크롬 복합 탄화물계 합금에 관한 것으로, 합금성분 및 그 함량을 적절히 제어하므로서, 과공정 고크롬 철계 합금보다 저응력 긁힘 내마모성이 우수하면서 동시에 충격인성은 아공정 고크롬 철계합금의 높은값을 가지는 충격응력 및 내마모성이 우수한 아공정 고크롬복합 탄화물계 합금을 제공하고자 하는데, 그 목적이 있다.The present invention relates to a high chromium composite carbide alloy used in fields requiring impact toughness and abrasion resistance, such as dredging equipment, crushing roll, etc., by controlling the alloy component and its content appropriately, it is lower than the over-process high chromium iron alloy It is an object of the present invention to provide a sub-process high chromium composite carbide alloy having excellent impact stress resistance and abrasion resistance, having high stress scratch resistance and impact toughness.

상기한 목적을 달성하기 위한 본 발명은 중량%로, C : 2.0-4.5%, Cr : 12-25%. Mn : 0.1-3%. Si : 0.1-1%, Nb : 1-10%, Mo : 1-10%, W : 1-10%, V : 0.1-2%, 나머지 : Fe 및 기타 불가피한 불순물로 조성되고, 상기 C+Cr 함량이 조대한 일차크롬계 탄화물[(Cr,Fe)7C3]을 석출하지 않는 아공정 고크롬 탄화물계 합금범위인 충격인성 및 내마모성이 우수한 아공정 고크롬 복합탄화물계 합금에 관한 것을 그 요지로 한다.The present invention for achieving the above object by weight, C: 2.0-4.5%, Cr: 12-25%. Mn: 0.1-3%. Si: 0.1-1%, Nb: 1-10%, Mo: 1-10%, W: 1-10%, V: 0.1-2%, remainder: Fe and other inevitable impurities, and the C + Cr The present invention relates to a low eutectic high chromium composite carbide alloy having excellent impact toughness and abrasion resistance, which does not precipitate coarse primary chromium carbide [(Cr, Fe) 7 C 3 ]. Shall be.

Description

충격인성 및 내마모성이 우수한 아공정 고크롬 복합탄화물계 합금Subprocess high chromium composite carbide alloy with excellent impact toughness and wear resistance

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

Claims (1)

중량%로, C : 2.0-4.5%, Cr : 12-25%. Mn : 0.1-3%. Si : 0.1-1%, Nb : 1-10%, Mo : 1-10%, W : 1-10%, V : 0.1-2%, 나머지 : Fe 및 기타 불가피한 불순물로 조성되고, 상기 C+Cr 함량이 조대한 일차크롬계 탄화물[(Cr,Fe)7C3]을 석출하지 않는 아공정 고크롬 탄화물계 합금범위인 것을 특징으로 하는 충격인성 및 내마모성이 우수한 아공정 고크롬 복합탄화물계 합금.By weight, C: 2.0-4.5%, Cr: 12-25%. Mn: 0.1-3%. Si: 0.1-1%, Nb: 1-10%, Mo: 1-10%, W: 1-10%, V: 0.1-2%, remainder: Fe and other inevitable impurities, and the C + Cr A low eutectic high chromium composite carbide alloy having impact toughness and abrasion resistance, characterized in that it is in the range of subprocess high chromium carbide alloys that do not precipitate coarse primary chromium carbides [(Cr, Fe) 7 C 3 ].
KR1019950048674A 1995-12-12 1995-12-12 The hyper eutectic high chrome composit carbide line alloy for excellent wear resistance and impact toughness KR100256366B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019950048674A KR100256366B1 (en) 1995-12-12 1995-12-12 The hyper eutectic high chrome composit carbide line alloy for excellent wear resistance and impact toughness

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019950048674A KR100256366B1 (en) 1995-12-12 1995-12-12 The hyper eutectic high chrome composit carbide line alloy for excellent wear resistance and impact toughness

Publications (2)

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KR970043233A true KR970043233A (en) 1997-07-26
KR100256366B1 KR100256366B1 (en) 2000-05-15

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20160010930A (en) * 2014-07-21 2016-01-29 국민대학교산학협력단 (High wear-resistant cold work tool steels with enhanced impact toughness
KR102187655B1 (en) * 2020-05-27 2020-12-07 주식회사 정원엔지니어링 Grinding roll and table of pulverizer having a good wear resistant

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06179947A (en) * 1992-12-15 1994-06-28 Kawasaki Steel Corp Composite roll made by centrifugal casting
KR960006038B1 (en) * 1993-12-28 1996-05-08 포항종합제철주식회사 Chrom-carbide type alloy

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