JPS626614B2 - - Google Patents
Info
- Publication number
- JPS626614B2 JPS626614B2 JP21147081A JP21147081A JPS626614B2 JP S626614 B2 JPS626614 B2 JP S626614B2 JP 21147081 A JP21147081 A JP 21147081A JP 21147081 A JP21147081 A JP 21147081A JP S626614 B2 JPS626614 B2 JP S626614B2
- Authority
- JP
- Japan
- Prior art keywords
- steel
- austenite
- core
- content
- hardness
- 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
- 229910000831 Steel Inorganic materials 0.000 claims description 38
- 239000010959 steel Substances 0.000 claims description 38
- 229910001566 austenite Inorganic materials 0.000 claims description 17
- 238000005255 carburizing Methods 0.000 claims description 13
- 238000010791 quenching Methods 0.000 claims description 13
- 230000000171 quenching effect Effects 0.000 claims description 13
- 229910000760 Hardened steel Inorganic materials 0.000 claims description 12
- 229910000859 α-Fe Inorganic materials 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 7
- 239000012535 impurity Substances 0.000 claims description 3
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 11
- 238000000034 method Methods 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 6
- 238000001816 cooling Methods 0.000 description 6
- 229910000734 martensite Inorganic materials 0.000 description 6
- 230000009466 transformation Effects 0.000 description 6
- 238000006073 displacement reaction Methods 0.000 description 5
- 238000002844 melting Methods 0.000 description 4
- 230000008018 melting Effects 0.000 description 4
- 239000013078 crystal Substances 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000003303 reheating Methods 0.000 description 3
- 229910001563 bainite Inorganic materials 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000003009 desulfurizing effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 229920006395 saturated elastomer Polymers 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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/78—Combined heat-treatments not provided for above
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)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21147081A JPS58113316A (ja) | 1981-12-25 | 1981-12-25 | 熱処理ひずみの少ない肌焼鋼の製造法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21147081A JPS58113316A (ja) | 1981-12-25 | 1981-12-25 | 熱処理ひずみの少ない肌焼鋼の製造法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58113316A JPS58113316A (ja) | 1983-07-06 |
| JPS626614B2 true JPS626614B2 (ru) | 1987-02-12 |
Family
ID=16606468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP21147081A Granted JPS58113316A (ja) | 1981-12-25 | 1981-12-25 | 熱処理ひずみの少ない肌焼鋼の製造法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58113316A (ru) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61170543A (ja) * | 1985-01-23 | 1986-08-01 | Sumitomo Metal Ind Ltd | 耐摩耗性窒化用鋼 |
| JPS61210154A (ja) * | 1985-03-13 | 1986-09-18 | Kobe Steel Ltd | 低歪浸炭用鋼 |
| JPS6365053A (ja) * | 1986-09-04 | 1988-03-23 | Kobe Steel Ltd | 高温ガス浸炭用二相鋼 |
| WO2013111407A1 (ja) | 2012-01-26 | 2013-08-01 | 新日鐵住金株式会社 | 熱処理歪みの小さい肌焼鋼材 |
-
1981
- 1981-12-25 JP JP21147081A patent/JPS58113316A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58113316A (ja) | 1983-07-06 |
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