sungovalve.bossgoo.com/dual-plate-check-valve/dual-plate-check-valve-api-13980427.html

Product Description

Dual-plate check valves are bonnetless and mounted between pipe flanges (wafer style).the valve includes two spring loaded half-moon shaped discs that rotate about their shaft.

Size: NPS 2"~40"

Pressure: Class 150~1500  

Material: WCB, LCB, CF8, CF8M, CF3M, WC6, C5, C12  

Design & Manufacture Std.: API 594, API 6D, ASME B16.34  

Face to Face Std.: API 594, API 6D  

End Connection Std.: ASME B16.5, ASME B16.47  

Test Standard: ISO5208, API 6D  

Design and Manufacture: ANSI B16.34, API 6D  

Face to Face: API 6D  

Test and Inspection: API 6D  

SUNGO series DPV check valve has a shorter face-to-face dimension and dual plate design , the end connection options include wafer type, lug type and double-flange type , and are available in size from 2" to 60 " and in pressure ratings from ASME class 150 through 1500 . A wide range of body and trim materials are optional on customer' s request. This series of valves are widely used in oil & gas production, petroleum refining, petrochemical , pulp & paper, shipbuilding , and other fluid back flow prevention application.