JPS6140001B2 - - Google Patents
Info
- Publication number
- JPS6140001B2 JPS6140001B2 JP11438280A JP11438280A JPS6140001B2 JP S6140001 B2 JPS6140001 B2 JP S6140001B2 JP 11438280 A JP11438280 A JP 11438280A JP 11438280 A JP11438280 A JP 11438280A JP S6140001 B2 JPS6140001 B2 JP S6140001B2
- Authority
- JP
- Japan
- Prior art keywords
- temperature
- valve
- valve seat
- sintered body
- treatment
- 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 20
- 239000000956 alloy Substances 0.000 claims description 20
- 239000000203 mixture Substances 0.000 claims description 15
- 238000005496 tempering Methods 0.000 claims description 13
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 238000010791 quenching Methods 0.000 claims description 8
- 230000000171 quenching effect Effects 0.000 claims description 8
- 229910052804 chromium Inorganic materials 0.000 claims description 6
- 239000012535 impurity Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 229910052721 tungsten Inorganic materials 0.000 claims description 6
- 229910052750 molybdenum Inorganic materials 0.000 claims description 5
- 229910052759 nickel Inorganic materials 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims 5
- 229910052742 iron Inorganic materials 0.000 claims 4
- 239000000843 powder Substances 0.000 description 21
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 15
- 229910001566 austenite Inorganic materials 0.000 description 11
- 230000000694 effects Effects 0.000 description 10
- 229910000734 martensite Inorganic materials 0.000 description 9
- 239000000463 material Substances 0.000 description 9
- 239000002245 particle Substances 0.000 description 8
- 230000000717 retained effect Effects 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 6
- 239000006104 solid solution Substances 0.000 description 6
- 230000007423 decrease Effects 0.000 description 5
- 238000000605 extraction Methods 0.000 description 5
- 239000002994 raw material Substances 0.000 description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- 229910001018 Cast iron Inorganic materials 0.000 description 4
- 238000005259 measurement Methods 0.000 description 3
- 150000001247 metal acetylides Chemical class 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910017060 Fe Cr Inorganic materials 0.000 description 2
- 229910002544 Fe-Cr Inorganic materials 0.000 description 2
- 229910017116 Fe—Mo Inorganic materials 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 229910001080 W alloy Inorganic materials 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- UPHIPHFJVNKLMR-UHFFFAOYSA-N chromium iron Chemical compound [Cr].[Fe] UPHIPHFJVNKLMR-UHFFFAOYSA-N 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 229910001309 Ferromolybdenum Inorganic materials 0.000 description 1
- 229910001145 Ferrotungsten Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- -1 or sintered Later Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Powder Metallurgy (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11438280A JPS5739104A (en) | 1980-08-20 | 1980-08-20 | Production of valve seat made of fe based sintered alloy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11438280A JPS5739104A (en) | 1980-08-20 | 1980-08-20 | Production of valve seat made of fe based sintered alloy |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5739104A JPS5739104A (en) | 1982-03-04 |
| JPS6140001B2 true JPS6140001B2 (de) | 1986-09-06 |
Family
ID=14636270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11438280A Granted JPS5739104A (en) | 1980-08-20 | 1980-08-20 | Production of valve seat made of fe based sintered alloy |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5739104A (de) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8921260D0 (en) * | 1989-09-20 | 1989-11-08 | Brico Engineering Company | Sintered materials |
| KR100492313B1 (ko) * | 2002-01-22 | 2005-06-03 | 삼성전자주식회사 | 소결금속의 제조방법 및 그 방법에 의해 제조된회전압축기의 플랜지 |
| KR100461306B1 (ko) * | 2002-06-21 | 2004-12-14 | 한국분말야금(주) | 밸브 시트용 내마모 소결합금의 제조방법 |
| DE102012013226A1 (de) * | 2012-07-04 | 2014-01-09 | Bleistahl-Produktions Gmbh & Co Kg | Hochwärmeleitender Ventilsitzring |
| JP5658804B1 (ja) * | 2013-07-26 | 2015-01-28 | 株式会社リケン | 焼結合金製バルブガイド及びその製造方法 |
| CN103758746B (zh) * | 2014-01-17 | 2015-10-28 | 钢铁研究总院 | 一种钢-钢双金属转子及其制造方法 |
| CN103757550B (zh) * | 2014-01-17 | 2015-11-25 | 钢铁研究总院 | 一种自润滑耐磨钢减摩层材料及其制备方法 |
| CN105586535B (zh) * | 2015-12-28 | 2017-12-08 | 仪征市昌达粉末冶金制品有限公司 | 无钴合金材料粉末冶金气门座及其制备方法和应用 |
-
1980
- 1980-08-20 JP JP11438280A patent/JPS5739104A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5739104A (en) | 1982-03-04 |
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