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KR950018545A - 고강도 고인성 스프링용강의 제조방법 - Google Patents

고강도 고인성 스프링용강의 제조방법 Download PDF

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Publication number
KR950018545A
KR950018545A KR1019930031040A KR930031040A KR950018545A KR 950018545 A KR950018545 A KR 950018545A KR 1019930031040 A KR1019930031040 A KR 1019930031040A KR 930031040 A KR930031040 A KR 930031040A KR 950018545 A KR950018545 A KR 950018545A
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KR
South Korea
Prior art keywords
spring steel
present
manufacturing
less
toughness spring
Prior art date
Application number
KR1019930031040A
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English (en)
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KR960005230B1 (ko
Inventor
최해창
남원종
최종훈
김장갑
Original Assignee
조말수
포항종합제철 주식회사
백덕현
재단법인산업과학기술연구소
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.)
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Publication date
Application filed by 조말수, 포항종합제철 주식회사, 백덕현, 재단법인산업과학기술연구소 filed Critical 조말수
Priority to KR1019930031040A priority Critical patent/KR960005230B1/ko
Priority to JP7517934A priority patent/JPH08506623A/ja
Priority to DE4480344T priority patent/DE4480344T1/de
Priority to PCT/KR1994/000069 priority patent/WO1995018243A1/en
Priority to CN94191328A priority patent/CN1039725C/zh
Priority to US08/501,120 priority patent/US5575973A/en
Publication of KR950018545A publication Critical patent/KR950018545A/ko
Application granted granted Critical
Publication of KR960005230B1 publication Critical patent/KR960005230B1/ko

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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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/02—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for springs
    • 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
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel 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
    • C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
    • 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
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S148/00—Metal treatment
    • Y10S148/902—Metal treatment having portions of differing metallurgical properties or characteristics
    • Y10S148/908—Spring

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Articles (AREA)
  • Springs (AREA)
  • Heat Treatment Of Steel (AREA)

Abstract

본 발명의 목적은 본 발명자들에 의하여 기출원된 고강도 고인성 스프링용강의 합금성분에 대하여, 강도 및 인성향상측면에서의 최적 열처리조건을 제시하고자 하는 것으로, 본 발명은 화학조성이 중량%로 탄소 : 0.5-0.7%, 실리콘 : 1.0-3.0%, 망간 : 0.3-1.5%, 크롬 : 0.3-1.0%, 바나늄 : 0.05-0.3%, 니켈 : 0.5-3%, 인 : 0.02%이하, 황 : 0.02%이하 그리고 잔부가 Fe 및 불가피한 불순물로 된 합금성분에 대하여 830-870℃에서 오스테나이트 열처리한 후 320-420℃에서 템퍼링 처리하는 것을 특징으로 하는 고강도 고인성 스프링용강을 제조하는 방법이다.

Description

고강도 고인성 스프링용강의 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도(a)는 템퍼링 온도에 따른 강도, 단면 감소율 및 연신율의 변화도이고, 제1도(b)는 템퍼링 온도에 따른 비커스 경도 및 충격인성치의 변화도이고,
제2도는 변형저항성 측정치를 표시한 도면이다.

Claims (1)

  1. 화학조성이 중량%로 탄소 : 0.5-0.7%, 실리콘 : 1.0-3.0%, 망간 : 0.3-1.5%, 크롬 : 0.3-1.0%, 바나늄 : 0.05-0.3%, 니켈 : 0.5-3%, 인 : 0.02%이하, 황 : 0.02%이하 그리고 잔부가 Fe 및 불가피한 불순물로 된 합금성분에 대하여 830-870℃에서 오스테나이트 열처리한 후 320-420℃에서 템퍼링 처리하는 것을 특징으로 하는 고강도 고인성 스프링용강을 제조하는 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019930031040A 1993-12-29 1993-12-29 고강도 고인성 스프링용강의 제조방법 KR960005230B1 (ko)

Priority Applications (6)

Application Number Priority Date Filing Date Title
KR1019930031040A KR960005230B1 (ko) 1993-12-29 1993-12-29 고강도 고인성 스프링용강의 제조방법
JP7517934A JPH08506623A (ja) 1993-12-29 1994-06-14 高強度高靭性ばね鋼およびその製造方法
DE4480344T DE4480344T1 (de) 1993-12-29 1994-06-14 Federstahl von hoher Festigkeit und hoher Zähigkeit, sowie Herstellungsverfahren dafür
PCT/KR1994/000069 WO1995018243A1 (en) 1993-12-29 1994-06-14 High strength high toughness spring steel, and manufacturing process therefor
CN94191328A CN1039725C (zh) 1993-12-29 1994-06-14 高强度、高韧性弹簧钢及其生产工艺
US08/501,120 US5575973A (en) 1993-12-29 1994-06-14 High strength high toughness spring steel, and manufacturing process therefor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019930031040A KR960005230B1 (ko) 1993-12-29 1993-12-29 고강도 고인성 스프링용강의 제조방법

Publications (2)

Publication Number Publication Date
KR950018545A true KR950018545A (ko) 1995-07-22
KR960005230B1 KR960005230B1 (ko) 1996-04-23

Family

ID=19374042

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019930031040A KR960005230B1 (ko) 1993-12-29 1993-12-29 고강도 고인성 스프링용강의 제조방법

Country Status (6)

Country Link
US (1) US5575973A (ko)
JP (1) JPH08506623A (ko)
KR (1) KR960005230B1 (ko)
CN (1) CN1039725C (ko)
DE (1) DE4480344T1 (ko)
WO (1) WO1995018243A1 (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022131593A1 (ko) 2020-12-18 2022-06-23 주식회사 포스코 초고강도 스프링용 선재, 강선 및 그 제조방법

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JP3233188B2 (ja) * 1995-09-01 2001-11-26 住友電気工業株式会社 高靱性ばね用オイルテンパー線およびその製造方法
US6705868B1 (en) * 1998-03-18 2004-03-16 Purdue Research Foundation Apparatus and methods for a shape memory spring actuator and display
US6193816B1 (en) * 1997-11-17 2001-02-27 Chuo Hatsujo Kabushiki Kaisha Spring with corrosion fatigue strength
US7270785B1 (en) 2001-11-02 2007-09-18 Ventana Medical Systems, Inc. Automated molecular pathology apparatus having fixed slide platforms
KR100764253B1 (ko) * 2005-01-28 2007-10-05 가부시키가이샤 고베 세이코쇼 내수소취화 특성이 우수한 고강도 스프링용 강
US8328169B2 (en) * 2009-09-29 2012-12-11 Chuo Hatsujo Kabushiki Kaisha Spring steel and spring having superior corrosion fatigue strength
CN101717893B (zh) * 2009-12-15 2012-08-22 南京钢铁股份有限公司 一种55Si2MnVNbN弹簧钢及其生产工艺
JP5711539B2 (ja) 2011-01-06 2015-05-07 中央発條株式会社 腐食疲労強度に優れるばね
KR101342487B1 (ko) * 2011-06-29 2013-12-17 포항공과대학교 산학협력단 층상 구조를 구비한 강판의 제조 방법
CN102935792B (zh) * 2012-10-18 2015-09-09 上海迈拓汽车技术有限公司 电动汽车的悬架装置
CN104630650A (zh) * 2015-02-06 2015-05-20 铜陵百荣新型材料铸件有限公司 一种耐低温高强度弹簧钢及其制备方法
CN105274436B (zh) * 2015-10-30 2017-07-11 上海交通大学 强塑积达50GPa%以上的高碳微合金钢和热处理工艺
US11193386B2 (en) 2016-05-18 2021-12-07 Raytheon Technologies Corporation Shaped cooling passages for turbine blade outer air seal
CN106399808A (zh) * 2016-06-01 2017-02-15 四川六合锻造股份有限公司 一种新型高硬度弹簧钢的冶炼方法
CN106756513A (zh) * 2017-01-16 2017-05-31 山东雷帕得汽车技术股份有限公司 一种具备低脱碳、高强度和高塑性性能的弹簧钢
CN110760748B (zh) * 2018-07-27 2021-05-14 宝山钢铁股份有限公司 一种疲劳寿命优良的弹簧钢及其制造方法
CN112375970A (zh) * 2020-10-20 2021-02-19 东风汽车底盘系统有限公司 一种弹簧钢及加工方法

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022131593A1 (ko) 2020-12-18 2022-06-23 주식회사 포스코 초고강도 스프링용 선재, 강선 및 그 제조방법
KR20220087845A (ko) 2020-12-18 2022-06-27 주식회사 포스코 초고강도 스프링용 선재, 강선 및 그 제조방법

Also Published As

Publication number Publication date
US5575973A (en) 1996-11-19
DE4480344T1 (de) 1996-02-22
KR960005230B1 (ko) 1996-04-23
CN1118611A (zh) 1996-03-13
JPH08506623A (ja) 1996-07-16
WO1995018243A1 (en) 1995-07-06
CN1039725C (zh) 1998-09-09

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