KR910003877B1 - 충격인성이 우수한 60Kg/mm²급 조질고장력강의 제조방법 - Google Patents

충격인성이 우수한 60Kg/mm²급 조질고장력강의 제조방법 Download PDF

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Publication number
KR910003877B1
KR910003877B1 KR1019880017836A KR880017836A KR910003877B1 KR 910003877 B1 KR910003877 B1 KR 910003877B1 KR 1019880017836 A KR1019880017836 A KR 1019880017836A KR 880017836 A KR880017836 A KR 880017836A KR 910003877 B1 KR910003877 B1 KR 910003877B1
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KR
South Korea
Prior art keywords
tensile strength
steel
less
high tensile
impact toughness
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Expired
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KR1019880017836A
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English (en)
Korean (ko)
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KR900010015A (cg-RX-API-DMAC7.html
Inventor
이창호
Original Assignee
포항종합제철 주식회사
정명식
재단법인 산업과학기술연구소
박태준
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Priority to KR1019880017836A priority Critical patent/KR910003877B1/ko
Publication of KR900010015A publication Critical patent/KR900010015A/ko
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Publication of KR910003877B1 publication Critical patent/KR910003877B1/ko
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    • 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
    • C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment

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  • 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 Steel (AREA)
KR1019880017836A 1988-12-29 1988-12-29 충격인성이 우수한 60Kg/mm²급 조질고장력강의 제조방법 Expired KR910003877B1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019880017836A KR910003877B1 (ko) 1988-12-29 1988-12-29 충격인성이 우수한 60Kg/mm²급 조질고장력강의 제조방법

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019880017836A KR910003877B1 (ko) 1988-12-29 1988-12-29 충격인성이 우수한 60Kg/mm²급 조질고장력강의 제조방법

Publications (2)

Publication Number Publication Date
KR900010015A KR900010015A (cg-RX-API-DMAC7.html) 1990-07-06
KR910003877B1 true KR910003877B1 (ko) 1991-06-15

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Application Number Title Priority Date Filing Date
KR1019880017836A Expired KR910003877B1 (ko) 1988-12-29 1988-12-29 충격인성이 우수한 60Kg/mm²급 조질고장력강의 제조방법

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KR (1) KR910003877B1 (cg-RX-API-DMAC7.html)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100406365B1 (ko) * 1998-12-21 2004-02-14 주식회사 포스코 저항복비를갖는인장강도600㎫급고장력강의제조방법
KR100536660B1 (ko) * 2003-12-18 2005-12-14 삼화강봉주식회사 저온충격 특성이 우수한 냉간압조용 강선과 그 제조 방법

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KR900010015A (cg-RX-API-DMAC7.html) 1990-07-06

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