JPS63255355A - ガス複合浸透改質方法 - Google Patents
ガス複合浸透改質方法Info
- Publication number
- JPS63255355A JPS63255355A JP8893587A JP8893587A JPS63255355A JP S63255355 A JPS63255355 A JP S63255355A JP 8893587 A JP8893587 A JP 8893587A JP 8893587 A JP8893587 A JP 8893587A JP S63255355 A JPS63255355 A JP S63255355A
- Authority
- JP
- Japan
- Prior art keywords
- furnace
- base material
- gas
- mixed gas
- gases
- 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
- 238000000034 method Methods 0.000 title claims description 19
- 230000035515 penetration Effects 0.000 title abstract description 6
- 239000007789 gas Substances 0.000 claims abstract description 47
- 239000000463 material Substances 0.000 claims abstract description 28
- 238000010438 heat treatment Methods 0.000 claims abstract description 13
- 239000000203 mixture Substances 0.000 claims abstract description 8
- 238000002407 reforming Methods 0.000 claims description 20
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 18
- 229910052751 metal Inorganic materials 0.000 claims description 13
- 239000002184 metal Substances 0.000 claims description 13
- 230000003204 osmotic effect Effects 0.000 claims description 10
- 229910021529 ammonia Inorganic materials 0.000 claims description 9
- 239000002131 composite material Substances 0.000 claims description 5
- 238000001816 cooling Methods 0.000 abstract description 9
- 230000007797 corrosion Effects 0.000 abstract description 5
- 238000005260 corrosion Methods 0.000 abstract description 5
- 238000007670 refining Methods 0.000 abstract description 4
- 238000006467 substitution reaction Methods 0.000 abstract 1
- 238000002715 modification method Methods 0.000 description 13
- 239000010410 layer Substances 0.000 description 12
- 238000007796 conventional method Methods 0.000 description 10
- 238000012545 processing Methods 0.000 description 10
- 230000006872 improvement Effects 0.000 description 9
- 150000003839 salts Chemical class 0.000 description 7
- 239000002344 surface layer Substances 0.000 description 7
- 230000003746 surface roughness Effects 0.000 description 7
- 238000012986 modification Methods 0.000 description 6
- 230000004048 modification Effects 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 150000002500 ions Chemical class 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000005121 nitriding Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 238000010583 slow cooling Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 229910000920 Fe16N2 Inorganic materials 0.000 description 1
- 229910000997 High-speed steel Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000005271 boronizing Methods 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 238000005255 carburizing Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000000112 cooling gas Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000002496 gastric effect Effects 0.000 description 1
- 238000005338 heat storage Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- MNWBNISUBARLIT-UHFFFAOYSA-N sodium cyanide Chemical compound [Na+].N#[C-] MNWBNISUBARLIT-UHFFFAOYSA-N 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002436 steel type Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
Landscapes
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8893587A JPS63255355A (ja) | 1987-04-13 | 1987-04-13 | ガス複合浸透改質方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8893587A JPS63255355A (ja) | 1987-04-13 | 1987-04-13 | ガス複合浸透改質方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63255355A true JPS63255355A (ja) | 1988-10-21 |
| JPH0312140B2 JPH0312140B2 (enrdf_load_html_response) | 1991-02-19 |
Family
ID=13956746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8893587A Granted JPS63255355A (ja) | 1987-04-13 | 1987-04-13 | ガス複合浸透改質方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63255355A (enrdf_load_html_response) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04364A (ja) * | 1990-04-17 | 1992-01-06 | Toyota Motor Corp | ガス軟窒化方法 |
| JPH04116150A (ja) * | 1990-09-04 | 1992-04-16 | Nichiei Kozai Kk | ガス複合浸透改質方法 |
| JP2013159831A (ja) * | 2012-02-06 | 2013-08-19 | Honda Motor Co Ltd | 金型冷却穴部の表面処理方法及び金型 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007046088A (ja) * | 2005-08-09 | 2007-02-22 | Yuki Koshuha:Kk | 浸窒焼入品及びその製造方法 |
-
1987
- 1987-04-13 JP JP8893587A patent/JPS63255355A/ja active Granted
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04364A (ja) * | 1990-04-17 | 1992-01-06 | Toyota Motor Corp | ガス軟窒化方法 |
| JPH04116150A (ja) * | 1990-09-04 | 1992-04-16 | Nichiei Kozai Kk | ガス複合浸透改質方法 |
| JP2013159831A (ja) * | 2012-02-06 | 2013-08-19 | Honda Motor Co Ltd | 金型冷却穴部の表面処理方法及び金型 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0312140B2 (enrdf_load_html_response) | 1991-02-19 |
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