PIPE 1.size :DN15-3000 2.WT:3-50 3.Material:GR.B 16mn Q235 Q345 ST35.8 STK500 ST52 RG.6 STK400 4.Standard:ASTM A53/1 sizeSeamless:from 1/2" to 24"Welded:from 24" to 96"( or as customer requirements)anglestructure pipe oil pipe thicknessSCH10,SCH20,SCH30,STD SCH40, SCH60, XS, SCH80., SCH100, SCH120, SCH140, SCH160, XXSstandardASME B16.9, ASME B16.28, ASME B16.25, MSS SP-75 DIN2605 JISB2311 ...