Valve face

Related to Valve face: Puppet valve, Valve seat
(Mach.) that part of the surface of a valve which comes in contact with the valve seat.

See also: Valve

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References in periodicals archive ?
The wear on the valve face was approximately several [micro]m.
Tenders are invited for A Set Of Valve Face Grinding Wheel Consisting Of 02 Items As Per Annexure - A Attached.
The Typhoon system requires access at a single point only, it can clean up to a valve face and its plant and operative 'footprint' is as small as it gets within the industry -which is ideal for urban areas.
The differences recorded in the Brazilian specimens compared to the original description are: 1) a smaller diameter of the specimens studied than the original description, with a minimum diameter of 27 [micro]m; 2) the number of fultoportulae 4-6) around the central areola is higher than the original description, with the maximum number of five; 3) the number of rings of fultoportulae on the valve face observed in the U.
There are 5-7 strutted processes located at the junction of the mantle and the valve face.
The reasoning is that a large fillet radius did not induce as much radial momentum in the flow as a small fillet radius, resulting in a decreased flow separation from the upper valve face corner as shown in Fig.
Valve face smooth, in the linking cells, and with small areolae near the margin in the separating cells.
The intake valves are stainless steel; the exhaust valves have sodium-filled stems for cooling (the sodium liquefies under operating temperatures and serves to conduct heat away from the valve face and guide and down to the stem).
The key temperature relating to exhaust valve and seat life is exhaust valve face temperature, not cylinder head temperature, specifically, valve edge and seat temperature.
Apply valve grinding compound to the valve face and gently bring the valve into contact with the seat while running the drill at low speed.
When it opens, the distorted valve face will scrape across the body and damage the seal.
Tenders are invited for Set Of Items For Maintenance Of Valve Face Grinder Of Sioux Make Model No.