Thin Type Single-Plate Wafer Check Valve

This thin type of single-plate wafer check valves are swing type, that performs the same with Swing Check Valve with much less cost. The disadvantage of this single-plate wafer check valves is, the inside diameters of the valves can only meet 60-80% of Norminal Pipe Size(NPS),  which limits the flow coefficient.

Features of Thin Type Single-plate Wafer Check Valves:
One Piece Forged Steel Body
Short Face-to-face (Thin Type)
Reduced Bore, Swing Plate
Disc Spring Available
O-ring on Body Available

Applicable Standards of Thin Type Single-plate Wafer Check Valves:
a) Design&Manufacture:API 6D, API 594
b) Face to Face: API 6D, ASME B16.10, EN 558
c) Connection End: ASME B16.5, EN 1092, JIS B2220
d) Test and Inspection: API 6D, EN 12266, API 598

Sizes: 2" - 36" or DN50 - DN900
Pressure Rating: Class150 - Class600 or PN16 - PN100
Material of Valve Body: WCB, LCB, WC6, WC9, C12, C5, CF8, CF3, CF3M, CF8M, etc.

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