We are offering pipe fittings. Material specification : a182f304, f304l, f316, f316l, f321, f22, f11, a350 gr lf2, monel. A403 wp304, wp304l, wp316, wp316l, wp321, a105 a234 gr wpb dimensional standards : ansi-b16.11, ansi-b16.9 type of end connections : but-weld, socket-weld, threaded. sizes & pressure ratings : for socket-weld & threaded type : 12" 3000 lbs to 2" 6000 lbs for butt-weld type : 12" sch 10 to 12" sch