Manufacturing method for wear resistant sintered member, sintered valve seat, and manufacturing method therefor
US7892481B2 · kind B2 · utility
3Cited by
11References
15Claims
0Family size
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Key dates
| Filing date | Oct 12, 2006 |
| Grant date | Feb 22, 2011 |
| Priority date | — |
| Expiry date | Mar 21, 2027 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF01L3/02
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A manufacturing method for wear resistant sintered member is provided. The method includes: compacting a raw powder containing a matrix forming powder and a hard phase forming powder into a green compact, the matrix forming powder containing 90 mass % or more of a powder having the maximum particle diameter of 46 μm, and the hard phase forming powder being 40 to 70 mass % with respect to the raw powder; and sintering the green compact.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.