... Steel Reducer 2.Size: 1/2"-72" 3.Wall Thickness: SCH20,STD,SCH40,SCH80,SCH160 4.Standard: ANSI,ASME,ASTM,JIS,DIN ... Stainless Steel Pipe Fittings1. Reducer:Eccentric and Concentric2. Standard: ANSI B16 ... ,321H,316,316L,317,317L SCH40 ANSI,ASME,ASTM,JIS,DIN Stainless Steel Reducer