... , sch160, xxs, std,sch5s, sch20s, sch40s, sch80sDegree45°,90°,180°,30°,60°,120°,150°etc. Any special size is availableRR=1.0D ... .0D,R=2.5D,R=3.0D,R=3.0D-10.0DStandardANSI B16.9, ANSI B16.11, ANSI B16.5;ASTM ... :DIN St37.0, St45.8, St52.4,St.35.8,API 5L GR.B, X42,ASTM A860,ASTM A694,ASTM A420 WPL6, WPL3Stainless ...