2 pc Stainless Steel Ball Valve 1)Third-Party Inspection 2)WCB,SS304/316/316L, ... &ISO&API 4)Free Samples 2 pc Stainless Steel Ball ValveTwo Piece Ball Valve Mounting Pad AvailableMaterial:SS304,304L,316,316L Size ... .Temperature range: -60 to 450 °F6.Blow-out proof stem, ball are made of ss316 or customer request7.100% leakage tested ...