1.Material: ASTM A234/A420/A860 2.Cert.: ISO,API,PED 3.Standard:ANSI B16. ... and WELD 1, Products: 22.5 deg, 30deg,45 deg,90 deg,180 deg, 1.0D, 1.5D, 2.0D, 2 ... .5D, 3D,4D,5D,6D,7D-40D2, Thickness: SCH20, SGP, STD, SCH40, XS, SCH80, SCH160, XXS 3, Dimension: 1/2" to ... , alloy steel, stainless steel Carbon Steel: ASTM A234 WPB /WPC A420 WPL3/ WPL6 / WPL9 A/SA860 WPHY 42/ 46 / 52 / 56 / 60 ...