... ,regular industrial use etc. Carbon steel: ASTM A234 WPB, WPC, ASTM A420 WPL1, WPL3, WPL6, WPHY-42/46/52/56/60/65/70Stainless ... Inch) and PN400 (3000#)Malleable Iron Elbow, 90 Degree, ASTM A197, 1.5 Inch, Class 150, Galvanized Coating and FNPT Ends45 Degree ... EndASTM A234 WPB Welded Elbows, BW, LR, 90 Degree, DN1050 (42 Inch), Schedule XS, ANSI/ASME B16.9ASTM A536 Grade 65 ...