JPS58174572A - ガス軟窒化法 - Google Patents
ガス軟窒化法Info
- Publication number
- JPS58174572A JPS58174572A JP5500882A JP5500882A JPS58174572A JP S58174572 A JPS58174572 A JP S58174572A JP 5500882 A JP5500882 A JP 5500882A JP 5500882 A JP5500882 A JP 5500882A JP S58174572 A JPS58174572 A JP S58174572A
- Authority
- JP
- Japan
- Prior art keywords
- gas
- nitriding
- soft nitriding
- added
- furnace
- 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.)
- Granted
Links
- 238000005121 nitriding Methods 0.000 title claims abstract description 43
- 238000000034 method Methods 0.000 title claims description 28
- 239000007789 gas Substances 0.000 claims description 86
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 42
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 31
- 238000000354 decomposition reaction Methods 0.000 claims description 23
- 239000007788 liquid Substances 0.000 claims description 19
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 18
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 17
- 239000001569 carbon dioxide Substances 0.000 claims description 17
- 229910001873 dinitrogen Inorganic materials 0.000 claims description 9
- 238000006243 chemical reaction Methods 0.000 abstract description 15
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 abstract description 12
- 239000000463 material Substances 0.000 abstract description 7
- 239000002904 solvent Substances 0.000 abstract 2
- 150000001875 compounds Chemical class 0.000 description 10
- 229910052739 hydrogen Inorganic materials 0.000 description 9
- 239000001257 hydrogen Substances 0.000 description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 8
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 8
- 229910052799 carbon Inorganic materials 0.000 description 7
- 229910002090 carbon oxide Inorganic materials 0.000 description 7
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 5
- 229910002091 carbon monoxide Inorganic materials 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 4
- 229910021529 ammonia Inorganic materials 0.000 description 3
- 238000005255 carburizing Methods 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- -1 for example Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000012159 carrier gas Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003756 stirring Methods 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
- C23C8/06—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 using gases
- C23C8/08—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 using gases only one element being applied
- C23C8/24—Nitriding
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)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5500882A JPS58174572A (ja) | 1982-04-02 | 1982-04-02 | ガス軟窒化法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5500882A JPS58174572A (ja) | 1982-04-02 | 1982-04-02 | ガス軟窒化法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58174572A true JPS58174572A (ja) | 1983-10-13 |
| JPS6349748B2 JPS6349748B2 (enrdf_load_stackoverflow) | 1988-10-05 |
Family
ID=12986624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5500882A Granted JPS58174572A (ja) | 1982-04-02 | 1982-04-02 | ガス軟窒化法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58174572A (enrdf_load_stackoverflow) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002302756A (ja) * | 2001-01-31 | 2002-10-18 | Tokico Ltd | 表面処理鋼部材およびガス軟窒化方法 |
| WO2003074752A1 (en) * | 2002-02-28 | 2003-09-12 | Swagelok Company | Case hardening of titanium |
| WO2007125767A1 (ja) * | 2006-04-28 | 2007-11-08 | Ntn Corporation | 浸炭窒化方法、機械部品の製造方法および機械部品 |
| WO2012144365A1 (ja) | 2011-04-19 | 2012-10-26 | Ntn株式会社 | ガス軟窒化方法および軸受部品の製造方法 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4860031A (enrdf_load_stackoverflow) * | 1971-12-03 | 1973-08-23 | ||
| JPS50117647A (enrdf_load_stackoverflow) * | 1974-02-28 | 1975-09-13 | ||
| JPS5159734A (en) * | 1974-11-21 | 1976-05-25 | Daido Steel Co Ltd | Taimamosei ojusuru tetsukozairyono seizohoho |
| JPS56169769A (en) * | 1980-06-03 | 1981-12-26 | Toray Eng Co Ltd | Carbonitriding method |
-
1982
- 1982-04-02 JP JP5500882A patent/JPS58174572A/ja active Granted
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4860031A (enrdf_load_stackoverflow) * | 1971-12-03 | 1973-08-23 | ||
| JPS50117647A (enrdf_load_stackoverflow) * | 1974-02-28 | 1975-09-13 | ||
| JPS5159734A (en) * | 1974-11-21 | 1976-05-25 | Daido Steel Co Ltd | Taimamosei ojusuru tetsukozairyono seizohoho |
| JPS56169769A (en) * | 1980-06-03 | 1981-12-26 | Toray Eng Co Ltd | Carbonitriding method |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002302756A (ja) * | 2001-01-31 | 2002-10-18 | Tokico Ltd | 表面処理鋼部材およびガス軟窒化方法 |
| WO2003074752A1 (en) * | 2002-02-28 | 2003-09-12 | Swagelok Company | Case hardening of titanium |
| WO2007125767A1 (ja) * | 2006-04-28 | 2007-11-08 | Ntn Corporation | 浸炭窒化方法、機械部品の製造方法および機械部品 |
| JP2007297663A (ja) * | 2006-04-28 | 2007-11-15 | Ntn Corp | 浸炭窒化方法、機械部品の製造方法および機械部品 |
| US8128761B2 (en) | 2006-04-28 | 2012-03-06 | Ntn Corporation | Carbonitriding method, machinery component fabrication method, and machinery component |
| WO2012144365A1 (ja) | 2011-04-19 | 2012-10-26 | Ntn株式会社 | ガス軟窒化方法および軸受部品の製造方法 |
| US10047429B2 (en) | 2011-04-19 | 2018-08-14 | Ntn Corporation | Gas nitrocarburizing method and method for manufacturing bearing part |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6349748B2 (enrdf_load_stackoverflow) | 1988-10-05 |
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