pipe fittings: types: elbows, seamless and welded ,L/R, S/R, ... to 72 From 1/2 to 30 (Seamless Pipe Fittings),Form16 to 72(Seam Pipe Fittings)ScheduleSCH STD, XS, XXS, SCH 10 ... , Inconel 718, Inconel X750, Incoloy 800, Incoloy 800H, Incoloy 825, Hastelloy C276, Monel 400, Monel K500WPS 31254 S32750, UNS S32760 4 STAINLESS ...