The cast steel swing check valves reply on the flow of medium to realize to the self opening and closing of the disc, which are the single-flow and used to prevent the backflow of media. CHAESE VALVE provides a full series of internal and external pin shaft swing check valve, the products are in line with the latest API GB ISO standards, but also can be equipped with some additional control devices.
Rating: ASME CLASS 150~2500（PN16~PN420）
Design Std.: API594 API6D BS1868 GB/T12236
Body material: Carbon, stainless steel, alloy and duplex steel
Connection: RF, BW, RTJ