Excel Metal And Engineering Industries manufactures buttweld fittings of stainless steel and duplex steel. Excel Metal And Engineering Industries is also the manufacturer of buttweld pipe fittings needed for several industrial purposes. Buttweld fittings of stainless steel and duplex steel are used mostly in the engineering industries and the construction industries. Stainless steel and duplex steel are available in forms like Seamless & welded long radius & short radius elbow 90 deg, long radius elbow 45 DEG, long radius & short radius elbow 90 deg, long radius elbow 45 deg etc. Standards for stainless steel fittings are ASTM / ASME SA 403 GR WP "S" / "W" / " WX" 304 , 304L, 304H etc. Duplex steel standards are ASTM / ASME SA 815 UNS NO.S 31803, S 32205, S 32550 etc.