JPH0143815B2 - - Google Patents
Info
- Publication number
- JPH0143815B2 JPH0143815B2 JP56045596A JP4559681A JPH0143815B2 JP H0143815 B2 JPH0143815 B2 JP H0143815B2 JP 56045596 A JP56045596 A JP 56045596A JP 4559681 A JP4559681 A JP 4559681A JP H0143815 B2 JPH0143815 B2 JP H0143815B2
- Authority
- JP
- Japan
- Prior art keywords
- temperature
- stainless steel
- cooling
- transformation
- cooled
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
Links
- 238000001816 cooling Methods 0.000 claims description 54
- 230000009466 transformation Effects 0.000 claims description 51
- 229910001562 pearlite Inorganic materials 0.000 claims description 41
- 229910001105 martensitic stainless steel Inorganic materials 0.000 claims description 39
- 229910000734 martensite Inorganic materials 0.000 claims description 37
- 238000000034 method Methods 0.000 claims description 36
- 238000005336 cracking Methods 0.000 claims description 32
- 229910052799 carbon Inorganic materials 0.000 claims description 15
- 229910001566 austenite Inorganic materials 0.000 claims description 12
- 229910001220 stainless steel Inorganic materials 0.000 claims description 12
- 239000010935 stainless steel Substances 0.000 claims description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 11
- 230000000717 retained effect Effects 0.000 claims description 6
- 238000005496 tempering Methods 0.000 claims description 5
- 239000000203 mixture Substances 0.000 description 19
- 238000003303 reheating Methods 0.000 description 14
- 230000000052 comparative effect Effects 0.000 description 13
- 230000003111 delayed effect Effects 0.000 description 10
- 229910000831 Steel Inorganic materials 0.000 description 9
- 238000010791 quenching Methods 0.000 description 9
- 238000005096 rolling process Methods 0.000 description 9
- 239000010959 steel Substances 0.000 description 9
- 238000001514 detection method Methods 0.000 description 8
- 238000010438 heat treatment Methods 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- COYHRQWNJDJCNA-NUJDXYNKSA-N Thr-Thr-Thr Chemical compound C[C@@H](O)[C@H](N)C(=O)N[C@@H]([C@@H](C)O)C(=O)N[C@@H]([C@@H](C)O)C(O)=O COYHRQWNJDJCNA-NUJDXYNKSA-N 0.000 description 4
- 229910052804 chromium Inorganic materials 0.000 description 4
- 239000011651 chromium Substances 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 238000010583 slow cooling Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000004781 supercooling Methods 0.000 description 1
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
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/02—Hardening by precipitation
Landscapes
- 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)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4559681A JPS57161026A (en) | 1981-03-30 | 1981-03-30 | Preventing method for low temperature cracking of martensitic stainless steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4559681A JPS57161026A (en) | 1981-03-30 | 1981-03-30 | Preventing method for low temperature cracking of martensitic stainless steel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57161026A JPS57161026A (en) | 1982-10-04 |
| JPH0143815B2 true JPH0143815B2 (ru) | 1989-09-22 |
Family
ID=12723725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4559681A Granted JPS57161026A (en) | 1981-03-30 | 1981-03-30 | Preventing method for low temperature cracking of martensitic stainless steel |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57161026A (ru) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5825419A (ja) * | 1981-08-07 | 1983-02-15 | Sumitomo Metal Ind Ltd | マルテンサイト系ステンレス鋼の低温割れ防止法 |
| JPH01127620A (ja) * | 1987-11-12 | 1989-05-19 | Kawasaki Steel Corp | マルテンサイトステンレス鋼の製造方法 |
| KR20020048110A (ko) * | 2000-12-16 | 2002-06-22 | 이구택 | 스테인레스 후강판의 열처리방법 |
| JP2009280869A (ja) * | 2008-05-23 | 2009-12-03 | Sanyo Special Steel Co Ltd | 鋼材の製造方法 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5551497A (en) * | 1978-10-09 | 1980-04-15 | Hitachi Zosen Corp | Continuous dredge treatment equipment |
-
1981
- 1981-03-30 JP JP4559681A patent/JPS57161026A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5551497A (en) * | 1978-10-09 | 1980-04-15 | Hitachi Zosen Corp | Continuous dredge treatment equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57161026A (en) | 1982-10-04 |
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