KspcTANK BLANKETING VALVE izes: 1" ( ASME 150# RF) Body Material: A351 CF8M Seat Material: A351 CF8M Disc Material: 316SS Diaphragm: FEP_TEF Seals & Gaskets: VITON Setting Pressure : 8 mbar ( opening at 6,8 mbar, closing at 9,2 mbar)