... "-4" 4.Connection: weld,thread,socket 5.Material:SS304,SS316,SS BAV-RH SS304/316/316L Sanitary Hand operated reversing valve (1 ... you the Operating Instruction and the inspection report of the sanitary design material of the valves. (3)Main dimension and different type ... valve, plug valve,etc.Flanges and Pipe fittings: all kinds of flanges, elbow, tee, caps, union, plug, coupling, reducer, etc.Pumps ...