KR100406427B1 - 고온연성이 우수한 오스테나이트계 쾌삭 스텐레스강 - Google Patents
고온연성이 우수한 오스테나이트계 쾌삭 스텐레스강 Download PDFInfo
- Publication number
- KR100406427B1 KR100406427B1 KR10-2001-0016811A KR20010016811A KR100406427B1 KR 100406427 B1 KR100406427 B1 KR 100406427B1 KR 20010016811 A KR20010016811 A KR 20010016811A KR 100406427 B1 KR100406427 B1 KR 100406427B1
- Authority
- KR
- South Korea
- Prior art keywords
- stainless steel
- less
- present
- free
- temperature ductility
- Prior art date
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Classifications
-
- 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
- C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
-
- 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
- C22C38/001—Ferrous alloys, e.g. steel alloys containing N
-
- 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
- C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
-
- 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
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
-
- 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
- C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Steel (AREA)
Abstract
Description
합금종류 | 화 학 조 성 (wt.%) | ||||||||||
Cr | Ni | Si | Mn | S | C | Mo | Cu | [O] | [N] | Mn/S | |
시험재1 | 17.49 | 9.16 | 0.47 | 2.48 | 0.29 | 0.058 | 0.45 | 0.30 | 0.0088 | 0.0062 | 8.55 |
시험재2 | 17.40 | 8.87 | 0.43 | 2.05 | 0.24 | 0.061 | 0.45 | 0.30 | 0.0072 | 0.0290 | 8.54 |
시험재3 | 17.62 | 9.12 | 0.50 | 1.85 | 0.30 | 0.055 | 0.45 | 0.30 | 0.0025 | 0.0025 | 6.16 |
시험재4 | 17.36 | 8.91 | 0.49 | 2.30 | 0.38 | 0.080 | 0.43 | 0.30 | 0.0025 | 0.0100 | 6.05 |
시험재5 | 17.36 | 8.96 | 0.43 | 2.14 | 0.36 | 0.066 | 0.46 | 0.30 | 0.0019 | 0.0310 | 5.94 |
Claims (4)
- 중량비로, C : 0.15%이하 , Si : 1.0%이하, Mn : 1.0-3.5%, S : 0.15-0.40%, Cr : 16-19%, Ni : 8-14%, Mo : 2.5%이하, Cu : 4%이하, N : 0.015%이하, 나머지 Fe와 불가피한 불순물로 이루어지고, 상기 Cr/N의 비가 1067-19000이고, 그리고 상기 Mn/S의 비가 4.5 이상인 고온연성이 우수한 오스테나이트계 쾌삭 스텐레스강.
- 삭제
- 삭제
- 제 1항에 있어서, 상기 강중의 산소(O) 함량이 0.007-0.013%인 것을 특징으로 하는 고온연성이 우수한 오스테나이트계 쾌삭 스텐레스강.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2001-0016811A KR100406427B1 (ko) | 2001-03-30 | 2001-03-30 | 고온연성이 우수한 오스테나이트계 쾌삭 스텐레스강 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2001-0016811A KR100406427B1 (ko) | 2001-03-30 | 2001-03-30 | 고온연성이 우수한 오스테나이트계 쾌삭 스텐레스강 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20020076722A KR20020076722A (ko) | 2002-10-11 |
KR100406427B1 true KR100406427B1 (ko) | 2003-11-19 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2001-0016811A KR100406427B1 (ko) | 2001-03-30 | 2001-03-30 | 고온연성이 우수한 오스테나이트계 쾌삭 스텐레스강 |
Country Status (1)
Country | Link |
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KR (1) | KR100406427B1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100431830B1 (ko) * | 2001-04-09 | 2004-05-17 | 재단법인 포항산업과학연구원 | 열간가공성이 우수한 오스테나이트계 쾌삭 스텐레스강 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6029454A (ja) * | 1983-07-28 | 1985-02-14 | Tohoku Tokushuko Kk | 熱間塑性加工容易なオ−ステナイト系快削ステンレス鋼 |
JPS613872A (ja) * | 1984-06-15 | 1986-01-09 | Aichi Steel Works Ltd | 引抜加工性の優れた快削オーステナイト系ステンレス鋼 |
US4837108A (en) * | 1985-07-31 | 1989-06-06 | Daido Tokushuko Kabushiki Kaisha | Austenitic free cutting stainless steels |
KR940014873A (ko) * | 1992-12-22 | 1994-07-19 | 박득표 | 열간가공성이 우수한 오스테나이트계 쾌삭스텐레스강 |
JPH09143534A (ja) * | 1995-11-28 | 1997-06-03 | Daido Steel Co Ltd | 快削ステンレス鋼の製造方法 |
-
2001
- 2001-03-30 KR KR10-2001-0016811A patent/KR100406427B1/ko active IP Right Grant
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6029454A (ja) * | 1983-07-28 | 1985-02-14 | Tohoku Tokushuko Kk | 熱間塑性加工容易なオ−ステナイト系快削ステンレス鋼 |
JPS613872A (ja) * | 1984-06-15 | 1986-01-09 | Aichi Steel Works Ltd | 引抜加工性の優れた快削オーステナイト系ステンレス鋼 |
US4837108A (en) * | 1985-07-31 | 1989-06-06 | Daido Tokushuko Kabushiki Kaisha | Austenitic free cutting stainless steels |
KR940014873A (ko) * | 1992-12-22 | 1994-07-19 | 박득표 | 열간가공성이 우수한 오스테나이트계 쾌삭스텐레스강 |
JPH09143534A (ja) * | 1995-11-28 | 1997-06-03 | Daido Steel Co Ltd | 快削ステンレス鋼の製造方法 |
Also Published As
Publication number | Publication date |
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KR20020076722A (ko) | 2002-10-11 |
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