90 deg seamless bend 1,8" 2,STD 3,A234WPB 4,ASMEB16.9 sizeSeamless:from 1/2" to 24"Welded:from 24" to 96"( or as customer requirements)angle22.5 deg, 30deg,45 deg,90 deg,180 deg, 1.0D, 1.5D, 2.0D, 2.5D, 3D,4D,5D,6D,7D-40D.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 JISB2312 ...