JPH02118060A - 鉄系構造部品の塩浴窒化法 - Google Patents
鉄系構造部品の塩浴窒化法Info
- Publication number
- JPH02118060A JPH02118060A JP26821488A JP26821488A JPH02118060A JP H02118060 A JPH02118060 A JP H02118060A JP 26821488 A JP26821488 A JP 26821488A JP 26821488 A JP26821488 A JP 26821488A JP H02118060 A JPH02118060 A JP H02118060A
- Authority
- JP
- Japan
- Prior art keywords
- nitriding
- iron
- parts
- molten salt
- salt bath
- 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 35
- 150000003839 salts Chemical class 0.000 title claims abstract description 34
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 22
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 10
- 238000000034 method Methods 0.000 title claims description 18
- 238000001816 cooling Methods 0.000 claims abstract description 9
- 150000001875 compounds Chemical class 0.000 claims description 13
- 229910001566 austenite Inorganic materials 0.000 abstract description 15
- 238000009792 diffusion process Methods 0.000 abstract description 10
- 229910000859 α-Fe Inorganic materials 0.000 abstract description 5
- 238000010438 heat treatment Methods 0.000 abstract description 4
- 229910001567 cementite Inorganic materials 0.000 abstract description 3
- 229910000727 Fe4N Inorganic materials 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 description 9
- 239000010959 steel Substances 0.000 description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- 238000007796 conventional method Methods 0.000 description 6
- 230000009466 transformation Effects 0.000 description 6
- 238000005452 bending Methods 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- 229910001337 iron nitride Inorganic materials 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 229910052783 alkali metal Inorganic materials 0.000 description 2
- -1 alkali metal cyanate Chemical class 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- XLJMAIOERFSOGZ-UHFFFAOYSA-M cyanate Chemical compound [O-]C#N XLJMAIOERFSOGZ-UHFFFAOYSA-M 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009661 fatigue test Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 101100491149 Caenorhabditis elegans lem-3 gene Proteins 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical group [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 229910002651 NO3 Inorganic materials 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910000288 alkali metal carbonate Inorganic materials 0.000 description 1
- 150000008041 alkali metal carbonates Chemical class 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 235000006694 eating habits Nutrition 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000002436 steel type Substances 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
Landscapes
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP26821488A JPH02118060A (ja) | 1988-10-26 | 1988-10-26 | 鉄系構造部品の塩浴窒化法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP26821488A JPH02118060A (ja) | 1988-10-26 | 1988-10-26 | 鉄系構造部品の塩浴窒化法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02118060A true JPH02118060A (ja) | 1990-05-02 |
| JPH0440425B2 JPH0440425B2 (enExample) | 1992-07-02 |
Family
ID=17455501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP26821488A Granted JPH02118060A (ja) | 1988-10-26 | 1988-10-26 | 鉄系構造部品の塩浴窒化法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02118060A (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2841265A1 (fr) * | 2002-06-20 | 2003-12-26 | Bosch Gmbh Robert | Composant ayant une zone d'acier non magnetique et une couche limite magnetique et procede pour sa realisation |
-
1988
- 1988-10-26 JP JP26821488A patent/JPH02118060A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2841265A1 (fr) * | 2002-06-20 | 2003-12-26 | Bosch Gmbh Robert | Composant ayant une zone d'acier non magnetique et une couche limite magnetique et procede pour sa realisation |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0440425B2 (enExample) | 1992-07-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |