Valve and manufacturing method thereof

Details Valve and manufacturing method thereof Valve and manufacturing method thereof

2005-11-01

2005-11-01

Keasel, Eric (Department: 3754)

Valves and valve actuation

Valve

Materials

C137S375000

Reexamination Certificate

active

06959916

ABSTRACT:
A valve which is cobalt-free excellent in wear resistance and seizure resistance manufactured by forming valve seats for a valve disc and a valve body with a nickel base alloy in which silicide particles or boride particles of small particle size are finely dispersed, and the valve seat is bonded to the valve disc or the valve body by way of an insert material comprising a nickel base alloy of a lower melting point by transient liquid phase diffusion bonding.

REFERENCES:
patent: 3678570 (1972-07-01), Paulonis et al.
patent: 4754950 (1988-07-01), Tada et al.
patent: 5633094 (1997-05-01), Takeshima et al.
patent: 1 128 103 (2001-08-01), None
patent: 1 128 103 (2001-08-01), None
patent: 1 193 316 (2002-04-01), None
patent: 11-063251 (1999-03-01), None

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