... Function: Use for Construction of project Size: 1/2"-40" ASME Butt Welded Long Raduis 90Deg ElbowProducts ... , 20G, 16Mn, ASTM A234, ASTM A105, ST37-2 ,ASTM A860 WPHY X42-x80Stainless steel TP304, TP304H, ... TP316 / 316L, TP317L, TP321 / 321H.Size: 2"-100" Welded; 1/2"-40" SeamlessWall Thickness: Wall thickness: Sch 10 to Sch ... shipbuild project.ect. A234 WP11,1/2"-48" SCH40 DN500 Seamless Black Elbow