JPS6125769B2 - - Google Patents
Info
- Publication number
- JPS6125769B2 JPS6125769B2 JP1220178A JP1220178A JPS6125769B2 JP S6125769 B2 JPS6125769 B2 JP S6125769B2 JP 1220178 A JP1220178 A JP 1220178A JP 1220178 A JP1220178 A JP 1220178A JP S6125769 B2 JPS6125769 B2 JP S6125769B2
- Authority
- JP
- Japan
- Prior art keywords
- temperature
- cooling
- steel
- cooling rate
- minutes
- 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 53
- 229910000831 Steel Inorganic materials 0.000 claims description 30
- 239000010959 steel Substances 0.000 claims description 30
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 19
- 229910052804 chromium Inorganic materials 0.000 claims description 19
- 239000011651 chromium Substances 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 18
- 229910001220 stainless steel Inorganic materials 0.000 claims description 16
- 238000010438 heat treatment Methods 0.000 claims description 12
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 4
- 229910052750 molybdenum Inorganic materials 0.000 claims description 4
- 239000011733 molybdenum Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 description 29
- 238000005336 cracking Methods 0.000 description 25
- 238000005242 forging Methods 0.000 description 14
- 238000002791 soaking Methods 0.000 description 14
- 230000035882 stress Effects 0.000 description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000013078 crystal Substances 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- 238000010583 slow cooling Methods 0.000 description 4
- 239000010935 stainless steel Substances 0.000 description 4
- 230000008646 thermal stress Effects 0.000 description 4
- 229910000859 α-Fe Inorganic materials 0.000 description 4
- 239000011810 insulating material Substances 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 238000003776 cleavage reaction Methods 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000007017 scission Effects 0.000 description 2
- 239000002436 steel type Substances 0.000 description 2
- 206010044625 Trichorrhexis Diseases 0.000 description 1
- QZPSXPBJTPJTSZ-UHFFFAOYSA-N aqua regia Chemical compound Cl.O[N+]([O-])=O QZPSXPBJTPJTSZ-UHFFFAOYSA-N 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001192 hot extrusion Methods 0.000 description 1
- 238000005098 hot rolling Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000001000 micrograph Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 238000009864 tensile test Methods 0.000 description 1
- 238000012360 testing method 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
- C21D6/002—Heat treatment of ferrous alloys containing Cr
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 Steel (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1220178A JPS54104424A (en) | 1978-02-06 | 1978-02-06 | Heat treating method for high chromium ferritic stainless steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1220178A JPS54104424A (en) | 1978-02-06 | 1978-02-06 | Heat treating method for high chromium ferritic stainless steel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS54104424A JPS54104424A (en) | 1979-08-16 |
| JPS6125769B2 true JPS6125769B2 (enrdf_load_stackoverflow) | 1986-06-17 |
Family
ID=11798782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1220178A Granted JPS54104424A (en) | 1978-02-06 | 1978-02-06 | Heat treating method for high chromium ferritic stainless steel |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS54104424A (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03138315A (ja) * | 1989-10-23 | 1991-06-12 | Sumitomo Metal Ind Ltd | フェライト系ステンレス鋼の熱処理方法 |
| CN114086087B (zh) * | 2021-11-29 | 2022-07-26 | 中北大学 | 一种处理脆化后的高铬铁素体不锈钢板的方法 |
-
1978
- 1978-02-06 JP JP1220178A patent/JPS54104424A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS54104424A (en) | 1979-08-16 |
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