ASTM A234Gr.WPB 90LR 2SCH40 SMLS ASME B16.9
ASTM A234 is Standard Specification for steel pipe fittings includes carbon and alloy steel material for moderate and high temperature services.The ASME SA 234 Gr WPB Pipe Elbow and other fittings can come in different dimensions according to the ASME/ ANSI B16.9 and B16.28 standards.
It covers steel fittings of seamless and welded types. Steel Pipe fittings are applied in pressure pipelines and in pressure vessel fabrications.All types of Steel pipe fitting, including the ASTM A234 WPB Fittings, which have been manufactured from either carbon or alloy steel are designed with the intention of performing a function.ASTM A234 covers wrought carbon steel and alloy steel fittings of seamless and welded construction covered by the latest revision of ASME B16.9, B16.11, MSS-SP-79, MSS-SP-83, MSS-SP-95, and MSS-SP-97.