Structure: Swing check, The bore can be fully opened as API 6D.

Design: API6D/BSXXXX

Application: Oil & Gas, Pipeline transmission, Fuel Storage, Port Storage & Transportation, Petro-Chemical, Chemical, Water Treatment etc for flow uni-direction control.

Working Temp.:-46 Cº/ +500 Cº (For soft seat, the max. temp. is 320Cº, custom-made).

Size: 2”-48” (Damper can be equipped for size larger than 20”, or equipped as customer’s demand).

Class: ANSI CLASS 150LB – 2500LB.