KR100468158B1 - 스테인레스강의 부식발생 지연을 위한 무산화 열처리방법 - Google Patents
스테인레스강의 부식발생 지연을 위한 무산화 열처리방법 Download PDFInfo
- Publication number
- KR100468158B1 KR100468158B1 KR10-2002-0046068A KR20020046068A KR100468158B1 KR 100468158 B1 KR100468158 B1 KR 100468158B1 KR 20020046068 A KR20020046068 A KR 20020046068A KR 100468158 B1 KR100468158 B1 KR 100468158B1
- Authority
- KR
- South Korea
- Prior art keywords
- heat treatment
- stainless steel
- corrosion
- product
- passivation film
- Prior art date
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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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
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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
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/001—Austenite
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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 Articles (AREA)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
Abstract
Description
Claims (2)
- 공기 중에서 일차 부동태막이 형성된 스테인레스강을 가공한 후에, 무산소 분위기의 열처리로에서 900∼1,150℃의 열처리온도로 약 10∼15분 동안 열처리하는 것을 특징으로 하는 스테인레스강의 부식발생 지연을 위한 무산화 열처리방법.
- 제 1항에 있어서,상기 열처리온도는 1,150℃인 것을 특징으로 하는 스테인레스강의 부식발생 지연을 위한 무산화 열처리방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2002-0046068A KR100468158B1 (ko) | 2002-08-05 | 2002-08-05 | 스테인레스강의 부식발생 지연을 위한 무산화 열처리방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2002-0046068A KR100468158B1 (ko) | 2002-08-05 | 2002-08-05 | 스테인레스강의 부식발생 지연을 위한 무산화 열처리방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20040013230A KR20040013230A (ko) | 2004-02-14 |
KR100468158B1 true KR100468158B1 (ko) | 2005-01-26 |
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Application Number | Title | Priority Date | Filing Date |
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KR10-2002-0046068A KR100468158B1 (ko) | 2002-08-05 | 2002-08-05 | 스테인레스강의 부식발생 지연을 위한 무산화 열처리방법 |
Country Status (1)
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KR (1) | KR100468158B1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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KR100809029B1 (ko) * | 2007-06-05 | 2008-03-03 | 이정걸 | 스테인레스강의 무산화 열처리 방법 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5861220A (ja) * | 1981-10-09 | 1983-04-12 | Sumitomo Metal Ind Ltd | 耐銹性に優れたフエライトステンレス鋼の製造方法 |
JPH02173206A (ja) * | 1988-12-27 | 1990-07-04 | Kawasaki Steel Corp | 遠赤外線放射体の製造方法 |
JPH05222513A (ja) * | 1992-02-06 | 1993-08-31 | Sumitomo Metal Ind Ltd | 蒸着めっき耐食鋼材の製造方法 |
JPH0633264A (ja) * | 1992-07-14 | 1994-02-08 | Sumitomo Metal Ind Ltd | 耐食性に優れる高純度ガス用オーステナイト系ステンレス鋼材及びその製造方法 |
JPH07233476A (ja) * | 1993-12-30 | 1995-09-05 | Tadahiro Omi | 酸化不動態膜の形成方法及びフェライト系ステンレス鋼並びに流体供給システム及び接流体部品 |
JPH0971812A (ja) * | 1995-09-05 | 1997-03-18 | Nippon Sanso Kk | ステンレス鋼材の乾式耐食熱処理方法およびステンレス鋼材 |
-
2002
- 2002-08-05 KR KR10-2002-0046068A patent/KR100468158B1/ko active IP Right Grant
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5861220A (ja) * | 1981-10-09 | 1983-04-12 | Sumitomo Metal Ind Ltd | 耐銹性に優れたフエライトステンレス鋼の製造方法 |
JPH02173206A (ja) * | 1988-12-27 | 1990-07-04 | Kawasaki Steel Corp | 遠赤外線放射体の製造方法 |
JPH05222513A (ja) * | 1992-02-06 | 1993-08-31 | Sumitomo Metal Ind Ltd | 蒸着めっき耐食鋼材の製造方法 |
JPH0633264A (ja) * | 1992-07-14 | 1994-02-08 | Sumitomo Metal Ind Ltd | 耐食性に優れる高純度ガス用オーステナイト系ステンレス鋼材及びその製造方法 |
JPH07233476A (ja) * | 1993-12-30 | 1995-09-05 | Tadahiro Omi | 酸化不動態膜の形成方法及びフェライト系ステンレス鋼並びに流体供給システム及び接流体部品 |
JPH0971812A (ja) * | 1995-09-05 | 1997-03-18 | Nippon Sanso Kk | ステンレス鋼材の乾式耐食熱処理方法およびステンレス鋼材 |
Also Published As
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KR20040013230A (ko) | 2004-02-14 |
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