Stainless Steel : ASTM A182 F304/ 304L/ 304H/316/ 316L/ 317/ 317L/ 321/ 310/ 347/ 904L etc. Carbon Steel : ASTM A105/ A694F42/46/52/56/60/65/70/A350 LF3/A350 LF2, etc. Alloy Steel : ASTM A182 Fl/ F5/ F9/ F11/ F22/ F91 etc. Duplex & Super Duplex Steel : U NS S31803, UNS S32750, U NS S32760, 904L, Alloy 20 Others: Monel, Nickel, Inconel, Hastalloy, Copper, Brass, Bronze, Titanium, Tantalum, Bismuth, Aluminium, High Speed Steel, Zinc, Lead, etc. Types : Weldneck, Slipon, Blind, Socket Weld, Lap Joint, Spectacles, Ring Joint, Oriface, Long Weldneck, Deck Flange, RTJ, Flange Size :1/2 N B TO 24 NB. Class :150, 300, 400, 600, 900, 1500 & 2500