... Steel Elbow 2.Size: 1/2"-72" 3.Wall Thickness: SCH20,STD,SCH40,SCH80,SCH160, 4.Standard: ANSI,ASME,ASTM,JIS,DIN ... Stainless Steel Pipe Fittings1. Elbow(Radius:LR,SR;Degree:45D,90D,180D)2 ... A106, API 5L, ASME B36.10M---1996, DIN2605 / 2615 / 2616, JIS P2311/23123. Size: 1/2"-72"4. Wall Thickness: SCH20 ... ,304H,321,321H,316,316L,317,317L Stainless Steel Elbow