JPS638180B2 - - Google Patents
Info
- Publication number
- JPS638180B2 JPS638180B2 JP9462979A JP9462979A JPS638180B2 JP S638180 B2 JPS638180 B2 JP S638180B2 JP 9462979 A JP9462979 A JP 9462979A JP 9462979 A JP9462979 A JP 9462979A JP S638180 B2 JPS638180 B2 JP S638180B2
- Authority
- JP
- Japan
- Prior art keywords
- wear resistance
- hardness
- matrix
- temperature
- hard alloy
- 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
- 229910045601 alloy Inorganic materials 0.000 claims description 27
- 239000000956 alloy Substances 0.000 claims description 27
- 229910052759 nickel Inorganic materials 0.000 claims description 14
- 239000002245 particle Substances 0.000 claims description 14
- 229910052750 molybdenum Inorganic materials 0.000 claims description 11
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 239000011159 matrix material Substances 0.000 description 13
- 238000005496 tempering Methods 0.000 description 8
- 238000005242 forging Methods 0.000 description 7
- 238000010791 quenching Methods 0.000 description 7
- 230000000171 quenching effect Effects 0.000 description 7
- 239000000446 fuel Substances 0.000 description 6
- 229910000734 martensite Inorganic materials 0.000 description 6
- FBPFZTCFMRRESA-JGWLITMVSA-N D-glucitol Chemical group OC[C@H](O)[C@@H](O)[C@H](O)[C@H](O)CO FBPFZTCFMRRESA-JGWLITMVSA-N 0.000 description 5
- 239000000843 powder Substances 0.000 description 5
- 229910052799 carbon Inorganic materials 0.000 description 4
- 230000007423 decrease Effects 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 229910001566 austenite Inorganic materials 0.000 description 3
- 238000005461 lubrication Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000005245 sintering Methods 0.000 description 3
- 230000009466 transformation Effects 0.000 description 3
- 229910000881 Cu alloy Inorganic materials 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000005056 compaction Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000003303 reheating Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910001182 Mo alloy Inorganic materials 0.000 description 1
- 229910003296 Ni-Mo Inorganic materials 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 239000010953 base metal Substances 0.000 description 1
- 239000001273 butane Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- DDTIGTPWGISMKL-UHFFFAOYSA-N molybdenum nickel Chemical compound [Ni].[Mo] DDTIGTPWGISMKL-UHFFFAOYSA-N 0.000 description 1
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 1
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical compound [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 description 1
Landscapes
- Powder Metallurgy (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9462979A JPS5620143A (en) | 1979-07-24 | 1979-07-24 | Sintered alloy for valve seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9462979A JPS5620143A (en) | 1979-07-24 | 1979-07-24 | Sintered alloy for valve seat |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5620143A JPS5620143A (en) | 1981-02-25 |
| JPS638180B2 true JPS638180B2 (it) | 1988-02-22 |
Family
ID=14115546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9462979A Granted JPS5620143A (en) | 1979-07-24 | 1979-07-24 | Sintered alloy for valve seat |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5620143A (it) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE453733B (sv) * | 1985-03-07 | 1988-02-29 | Hoeganaes Ab | Jernbaserat pulver for hoghallfasta sintrade kroppar |
| JP2562813B2 (ja) * | 1986-12-13 | 1996-12-11 | 株式会社 リケン | 耐摩耗性鉄基焼結合金 |
| JP2773747B2 (ja) * | 1987-03-12 | 1998-07-09 | 三菱マテリアル株式会社 | Ｆｅ基焼結合金製バルブシート |
| JPH07109023B2 (ja) * | 1987-07-09 | 1995-11-22 | 日産自動車株式会社 | バルブシ−ト用鉄基焼結合金 |
| KR920007937B1 (ko) * | 1990-01-30 | 1992-09-19 | 현대자동차 주식회사 | 밸브시트용 철(Fe)계 소결합금 |
| JP3221192B2 (ja) * | 1993-10-18 | 2001-10-22 | 三菱マテリアル株式会社 | 吸気用バルブシート |
| JP5823697B2 (ja) * | 2011-01-20 | 2015-11-25 | 株式会社リケン | 鉄基焼結合金製バルブシート |
-
1979
- 1979-07-24 JP JP9462979A patent/JPS5620143A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5620143A (en) | 1981-02-25 |
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