... Degree Long Radius Elbow, ASTM A403 WP 316L, 1 Inch, SCH 40 Wall Thickness, Butt Weld EndsThreaded Elbow, Threaded Pipe Elbow, ... 90 Deg elbow, ASTM A234 WPB material, 0.406 inch wall thickness, meeting ANSI B16.9 standardwelded ASTM A234 WPB 90 ... 9000LBS45 Degrees Industrial Pipe Elbows, Industrial Elbow Fittings for oil, gas, power chemical industry, etcCarbon Steel Elbow Pipe Fittings, Carbon Steel ...