ANSI B16.5 Weld Neck Flanges

We offer ASME B16.5 carbon steel raised face weld neck flanges from stock, this includes Sch40 (Std) and Sch80 (XS) options in pressure classes 150 & 300. These flanges are made of black ASTM A105 carbon steel and come with either a yellow anti-rust transport coating or a galvanised finish. Our ANSI flanges are all available with 3.1 material test certification.