... :WCB,WC6,WC9,CF8M,Etc. 3.OS&Y. 4.Operation:Electric Operated. Motorized Valve Design & manufacture standard: API6D, API600, API603, ANSI/ASME ... (304), CF8M(316), CF3(304L), CF3M(316L), etc.Driving styles: electric, etc. Welcome to contact with us, we will await your ...