... steel. 3,Specification:2"-48",Sch10s-Schxxs Description: 180 degree butt- weld fitting, pipe fitting Materials:Stainless steel:A403-WP304. A403-WP304L. A403-WP316 ... , BV, DNV and CCS certificates. Specialized in elbow, tee, reducer,cap and other pipe fittings, and we can satisfy with your demands ...