The DC valve is a dual-plate wafer check valve with EN-558-1 or API 594 design, and for assembly between DIN, ANSI, JIS flanges, etc. Available in standard materials such as EN-GJS-400, Carbon Steel, CF8M, BRONZE, ALUMINIUM BRONZE, as well as special alloys AISI 904L, SUPERDUPLEX 5A, SUPERDUPLEX 6A, DUPLEX 4A, etc.