Marine Daily Standard Pneumatic Belt Manual Operating Butterfly Valve F7480, Production Standard: JIS, DIN, ANSI, GB, CB, Nominal Diameter DN50-DN500, Nominal Pressure PN6-PN16, Flange Standard: GB596 GB2501 Valve Body Material: Cast Steel, Ductile Iron QT450, Stainless Steel SUS, Bronze BZ, Valve Plate Material: Stainless Steel SUS, Bronze BZ, Seat: NBR NBR, three yuan ethylene propylene rubber EPDM, fluorine rubber FKM.船用蝶閥

船用日標(biāo)氣動帶手動操作蝶閥F7480，生產(chǎn)標(biāo)準(zhǔn)：JIS、DIN、ANSI、GB、CB、公稱通徑DN50-DN500，公稱壓力PN6-PN16，法蘭標(biāo)準(zhǔn)：GB596 GB2501 閥體材質(zhì)：鑄鋼、球墨鑄鐵QT450、不銹鋼SUS、青銅BZ，閥板材質(zhì)：不銹鋼SUS，青銅BZ，閥座：丁晴橡膠NBR、三元乙丙橡膠EPDM，氟橡膠FKM。