VALVE SEAT CUTTING : MANUAL BALANCING VALVE : DOUBLE DETECTOR CHECK VALVE
Valve Seat Cutting
valve seat
- The valve seat in an internal combustion gasoline or diesel engine is the surface against which an intake or an exhaust valve rests during the portion of the engine operating cycle when that valve is closed.
- The non-moving part of a valve. Water flow is stopped when the moveable portion of the valve comes in contact with the valve seat.
- Surface against which a valve contacts. Usually, a valve at rest is against the inner seat, and a valve that is actuated is against the outer seat.
cutting
- (esp. of a comment) Causing emotional pain; hurtful
- (of the wind) Bitterly cold
- Capable of cutting something
- film editing: the activity of selecting the scenes to be shown and putting them together to create a film
- a part (sometimes a root or leaf or bud) removed from a plant to propagate a new plant through rooting or grafting
- (of speech) harsh or hurtful in tone or character; "cutting remarks"; "edged satire"; "a stinging comment"
valve being cut
as you can see here i,m cutting the valves for the lancia delta integrale to give them a perfect face to match the new seats in the head with a little lapping the contact area will be perfect. Relief Valve
This relief valve on the main injector pump has pittings in the bore, this pitting make cuts on the O ring seals. This valve has to be replaced.
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