KR890010234A - High strength steel manufacturing method with excellent strength, wear resistance and corrosion resistance - Google Patents

High strength steel manufacturing method with excellent strength, wear resistance and corrosion resistance Download PDF

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Publication number
KR890010234A
KR890010234A KR1019870015116A KR870015116A KR890010234A KR 890010234 A KR890010234 A KR 890010234A KR 1019870015116 A KR1019870015116 A KR 1019870015116A KR 870015116 A KR870015116 A KR 870015116A KR 890010234 A KR890010234 A KR 890010234A
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KR
South Korea
Prior art keywords
corrosion resistance
strength steel
wear resistance
steel manufacturing
resistance
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Application number
KR1019870015116A
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Korean (ko)
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KR900007446B1 (en
Inventor
유호천
Original Assignee
정명식
포항종합제철 주식회사
박태준
재단법인 산업과학기술연구소
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Priority to KR1019870015116A priority Critical patent/KR900007446B1/en
Publication of KR890010234A publication Critical patent/KR890010234A/en
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Publication of KR900007446B1 publication Critical patent/KR900007446B1/en

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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
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment

Abstract

내용 없음No content

Description

강도, 내마모성 및 내식성이 우수한 고장력장 제조방법High tensile field manufacturing method with excellent strength, wear resistance and corrosion resistance

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

제1도는 본 발명 및 종래방법에 대한 응력-변형곡선.1 is a stress-strain curve for the present invention and conventional methods.

제2도는 응력제거소둔온도에 따른 인장강도를 나타낸 그래프.2 is a graph showing the tensile strength according to the stress relief annealing temperature.

제3도는 응력제거소둔온도에 따른 연신율을 나타낸 그래프.3 is a graph showing the elongation according to the stress relief annealing temperature.

제6도는 냉간가공율에 따른 인장강도를 나타낸 그래프.6 is a graph showing the tensile strength according to the cold working rate.

제7도는 냉간가공율에 따른 마모량을 나타낸 그래프.7 is a graph showing the amount of wear according to the cold working rate.

Claims (1)

고장력강을 제조하는데 있어서, 중량％로 C:0.01-0.2％, Si, Mn:0.1-1.0％ 및 Ni:0.1-9.0％를 기본성분으로 하고, 여기에 Cu, Cr, Mo, V, Ti, Nb 및 B로 이루어진 그룹중에서 3％이하의 1종이상 첨가된 성분강을 1000℃이상 가열하고 열간압연하여 소입 및 소려한 다음 10％이상의 냉간가공과 400-700℃에서 응력제거소둔함을 특징으로 하는 강도, 내마모성, 및 내식성이 우수한 고장력강의 제조방법.In manufacturing high tensile strength steel, C: 0.01-0.2%, Si, Mn: 0.1-1.0% and Ni: 0.1-9.0% by weight are based on Cu, Cr, Mo, V, Ti, and Nb. And at least one component steel of 3% or less in the group consisting of B is heated and hot-rolled to at least 1000 ° C., quenched and annealed, and then subjected to cold working at least 10% and stress relief annealing at 400-700 ° C. A method for producing high tensile strength steel with excellent strength, wear resistance, and corrosion resistance. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019870015116A 1987-12-28 1987-12-28 Method for producing a high tensile steel having a good properties of strength resistant abraison resistant carrosion KR900007446B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019870015116A KR900007446B1 (en) 1987-12-28 1987-12-28 Method for producing a high tensile steel having a good properties of strength resistant abraison resistant carrosion

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019870015116A KR900007446B1 (en) 1987-12-28 1987-12-28 Method for producing a high tensile steel having a good properties of strength resistant abraison resistant carrosion

Publications (2)

Publication Number Publication Date
KR890010234A true KR890010234A (en) 1989-08-07
KR900007446B1 KR900007446B1 (en) 1990-10-10

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019870015116A KR900007446B1 (en) 1987-12-28 1987-12-28 Method for producing a high tensile steel having a good properties of strength resistant abraison resistant carrosion

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20010017295A (en) * 1999-08-10 2001-03-05 이구택 A Method for Manufacturing Cr-Mo Steels with Excellent Strength and Toughness
KR100415919B1 (en) * 1996-11-23 2004-04-06 주식회사 포스코 Manufacturing method of steel for cold heading having superior decarburization resistance and softening heat treatment property

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100415919B1 (en) * 1996-11-23 2004-04-06 주식회사 포스코 Manufacturing method of steel for cold heading having superior decarburization resistance and softening heat treatment property
KR20010017295A (en) * 1999-08-10 2001-03-05 이구택 A Method for Manufacturing Cr-Mo Steels with Excellent Strength and Toughness

Also Published As

Publication number Publication date
KR900007446B1 (en) 1990-10-10

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