Stainless Steel 304/304L Pipe Fitting, Type C MSS Stub End, Butt-Weld, Schedule 10, 2-1/2" Pipe Size Type C stub end for use with lap joint or slip on flanges for connecting pipes to other flanges or flat surfaces Butt-weld, beveled openings for welding pipes together Welded connections ensure tight seals and reduce the possibility of leakage Made of stainless steel 304L for strength and greater ease in welding than 302 grade steel Lower carbon content to ensure greater resistance to corrosion