Product Description

wafer check valves single plate Swing disc structure design, are widely used in the oil, gas, 

petrochemical, shipbuilding, papermaking and other fields. This series check valve has no outside leakage, easy to install, 
well sealing performance, smaller linear vibration, smaller pressure drop, smaller size and zero-wear seat, and other advantages.

Applicable Standard
Design Standard:         API **4, ASME B*6.*4, API 6D
Face to Face:              API **4, API 6D, EN **8
Connection Dimension: ASME B*6.5, ASME B*6.*7, DIN ***1
Inspection and Test:     API **8, API 6D

Products Range
Size:                          2" ~ *4"(DN*0 ~ DN***0)
Rating:                       ANSI **0lb ~ ***0lb
Body Materials:           Carbon Steel, Stainless Steel Alloy Steel, Duplex Steel

Design Features
One pieces body
Wafer type 
single plate
Spring loaded plate
Horizontal or vertical service