JPS6131184B2 - - Google Patents
Info
- Publication number
- JPS6131184B2 JPS6131184B2 JP57010932A JP1093282A JPS6131184B2 JP S6131184 B2 JPS6131184 B2 JP S6131184B2 JP 57010932 A JP57010932 A JP 57010932A JP 1093282 A JP1093282 A JP 1093282A JP S6131184 B2 JPS6131184 B2 JP S6131184B2
- Authority
- JP
- Japan
- Prior art keywords
- less
- steel
- soft
- cooling
- hardening
- 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 44
- 238000005121 nitriding Methods 0.000 claims description 28
- 239000000203 mixture Substances 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 14
- 229910052804 chromium Inorganic materials 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 229910052757 nitrogen Inorganic materials 0.000 claims description 7
- 229910052745 lead Inorganic materials 0.000 claims description 6
- 229910052748 manganese Inorganic materials 0.000 claims description 5
- 229910052720 vanadium Inorganic materials 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 4
- 239000012535 impurity Substances 0.000 claims description 4
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 description 32
- 239000010959 steel Substances 0.000 description 32
- 239000007789 gas Substances 0.000 description 9
- 229910001562 pearlite Inorganic materials 0.000 description 9
- 229910000859 α-Fe Inorganic materials 0.000 description 9
- 230000007423 decrease Effects 0.000 description 6
- 229910001563 bainite Inorganic materials 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000002436 steel type Substances 0.000 description 5
- 238000005520 cutting process Methods 0.000 description 4
- 229910000734 martensite Inorganic materials 0.000 description 4
- 238000005242 forging Methods 0.000 description 3
- 238000004881 precipitation hardening Methods 0.000 description 3
- 238000004901 spalling Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000001747 exhibiting effect Effects 0.000 description 2
- 238000005098 hot rolling Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910000746 Structural steel Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- -1 cyanide compound salt Chemical class 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000010309 melting process Methods 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 238000005482 strain hardening Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C8/02—Pretreatment of the material to be coated
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
- Heat Treatment Of Steel (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1093282A JPS58130269A (ja) | 1982-01-28 | 1982-01-28 | 硬化深さの大きな軟窒化処理物品の製法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1093282A JPS58130269A (ja) | 1982-01-28 | 1982-01-28 | 硬化深さの大きな軟窒化処理物品の製法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58130269A JPS58130269A (ja) | 1983-08-03 |
| JPS6131184B2 true JPS6131184B2 (de) | 1986-07-18 |
Family
ID=11763995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1093282A Granted JPS58130269A (ja) | 1982-01-28 | 1982-01-28 | 硬化深さの大きな軟窒化処理物品の製法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58130269A (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59140328A (ja) * | 1983-01-27 | 1984-08-11 | Mazda Motor Corp | 強度および耐摩耗性の優れた鋼部材の製造方法 |
| JPH0426697Y2 (de) * | 1985-02-20 | 1992-06-26 | ||
| JPS63157816A (ja) * | 1986-12-22 | 1988-06-30 | Kawasaki Steel Corp | 浸炭用鋼材の製造方法 |
| JP4507763B2 (ja) * | 2004-08-26 | 2010-07-21 | 大同特殊鋼株式会社 | 冷間鍛造−軟窒化による機械部品の製造方法 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS556456A (en) * | 1978-06-29 | 1980-01-17 | Daido Steel Co Ltd | Blank for surface hardened material having less heat treatment strain |
-
1982
- 1982-01-28 JP JP1093282A patent/JPS58130269A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS556456A (en) * | 1978-06-29 | 1980-01-17 | Daido Steel Co Ltd | Blank for surface hardened material having less heat treatment strain |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58130269A (ja) | 1983-08-03 |
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