... 1)OD:1/2"-50" 2)WT:5MM-30MM 3)Material: A106,A53,304,316,304L,316L 4)Standard:ANSI,JIS,DIN 1 ... CurvatureSR&LR MaterialCarbon Steel like A234 WPB, 20G, A105, Q235A/B and alloy steel like ASTM A420 WPL6,A STM A234 ... WP5, WP11, WP12,WP22Executive StandardASME B 16.28, GB/T12459, DIN, JIS, BS, etcWall ThicknessSCH10 ~S160 ...