KR20040057427A - 오스템퍼링 열처리방법 - Google Patents
오스템퍼링 열처리방법 Download PDFInfo
- Publication number
- KR20040057427A KR20040057427A KR1020020084170A KR20020084170A KR20040057427A KR 20040057427 A KR20040057427 A KR 20040057427A KR 1020020084170 A KR1020020084170 A KR 1020020084170A KR 20020084170 A KR20020084170 A KR 20020084170A KR 20040057427 A KR20040057427 A KR 20040057427A
- Authority
- KR
- South Korea
- Prior art keywords
- work
- heat treatment
- austempering
- isothermal
- preheating
- Prior art date
Links
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
- C21D5/00—Heat treatments of cast-iron
-
- 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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/18—Hardening; Quenching with or without subsequent tempering
-
- 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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/34—Methods of heating
- C21D1/42—Induction heating
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C37/00—Cast-iron alloys
- C22C37/04—Cast-iron alloys containing spheroidal graphite
-
- 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
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/001—Austenite
-
- 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
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/002—Bainite
-
- 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
- C21D2221/00—Treating localised areas of an article
Landscapes
- 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)
Abstract
Description
Claims (3)
- 구상흑연주철로 이루어진 소재를 오스템퍼링 열처리하는 방법에 있어서,상기 소재를 예열하는 예열 단계와;상기 소재의 특정부분만 국부적으로 오스테나이트화될 수 있도록 예열된 상기 소재를 유도가열에 의한 방법으로 급가열하고 등온처리하는 등온열처리단계와;상기 소재의 표면을 냉각시켜 베이나이트화시키는 퀀칭 단계와;상기 소재 표면의 베이나이트 조직을 안정적으로 만들어주도록 등온 유지시키는 템퍼링 단계를 포함하는 오스템퍼링 열처리방법.
- 제 1항에 있어서, 상기 예열 단계에서 상기 소재는 500℃ 내지 600℃ 범위의 온도로 예열되는 것을 특징으로 하는 오스템퍼링 열처리방법.
- 제 1항에 있어서, 상기 등온열처리단계에서 상기 소재는 890℃ 내지 930℃ 범위의 온도로 1분 내지 10분 동안 등온가열처리되는 것을 특징으로 하는 오스템퍼링 열처리방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020020084170A KR100614937B1 (ko) | 2002-12-26 | 2002-12-26 | 오스템퍼링 열처리방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020020084170A KR100614937B1 (ko) | 2002-12-26 | 2002-12-26 | 오스템퍼링 열처리방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20040057427A true KR20040057427A (ko) | 2004-07-02 |
KR100614937B1 KR100614937B1 (ko) | 2006-08-25 |
Family
ID=37350005
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020020084170A KR100614937B1 (ko) | 2002-12-26 | 2002-12-26 | 오스템퍼링 열처리방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100614937B1 (ko) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100650153B1 (ko) * | 2005-06-10 | 2006-11-27 | 선철곤 | 오스템퍼링 경화 방법 |
KR101122957B1 (ko) * | 2009-08-11 | 2012-03-15 | (주) 디에이치홀딩스 | 현가장치의 토션빔 제조공정 라인장치 및 이를 이용한 토션빔 성형 혼용 공법 |
CN113667811A (zh) * | 2021-08-24 | 2021-11-19 | 河北科技师范学院 | 钢锹等温热处理方法 |
CN115341080A (zh) * | 2022-08-24 | 2022-11-15 | 唐山鑫业科技有限公司 | 一种白心可锻铸铁脱碳工艺 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR0151989B1 (ko) * | 1995-06-28 | 1998-11-16 | 김종진 | 인성이 우수한 철강코일 제품의 결속용 대강 제조방법 |
KR100340468B1 (ko) * | 2000-09-01 | 2002-06-15 | 이광래 | 구상흑연주철의 오스템퍼열처리방법 |
-
2002
- 2002-12-26 KR KR1020020084170A patent/KR100614937B1/ko active IP Right Grant
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100650153B1 (ko) * | 2005-06-10 | 2006-11-27 | 선철곤 | 오스템퍼링 경화 방법 |
KR101122957B1 (ko) * | 2009-08-11 | 2012-03-15 | (주) 디에이치홀딩스 | 현가장치의 토션빔 제조공정 라인장치 및 이를 이용한 토션빔 성형 혼용 공법 |
CN113667811A (zh) * | 2021-08-24 | 2021-11-19 | 河北科技师范学院 | 钢锹等温热处理方法 |
CN115341080A (zh) * | 2022-08-24 | 2022-11-15 | 唐山鑫业科技有限公司 | 一种白心可锻铸铁脱碳工艺 |
Also Published As
Publication number | Publication date |
---|---|
KR100614937B1 (ko) | 2006-08-25 |
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