... professional organizer and one-stop-shop supplier for stainless steel tubes, pipe fittings, flanges, valves and stud bolts, etc. ... 347H, 317L, ... SpecificationSS304 Screwed Type NPT Ball Valves, Class 150#, ANSI STANDARDS Screwed Type NPT Ball Valves1)materail:SS304,SS316 ... DIN299/PT4)TEST STANDARD:ISO5208,API6D,BS6755,API5985)structure type:one-piece,reduced bort,full bore6)operated way:LeaveProducts ...