Stainless Steel: ASTM A182 F304/304L/ 304H/316/ 316L/ 317/ 317L/ 321/ 310/ 347/ 904L etc. Carbon Steel: ASTM A105/A694/F42/46/52/56/60/65/70/A350 LF3/A350 LF2, etc. Alloy Steel: ASTM A182 F1/ F5/ F9/ F11/ F22/F91 etc. Others: Monel, Nickel, Inconel, Hastalloy, Copper, Brass, Bronze, Titanium, Tantalum, Bismuth, Aluminium, High Speed Steel, Zinc, Lead, etc. Types: Weld neck, Slip-on, Blind, Socket Weld, Lap Joint, Spectacles, Ring. Joint, Long Weld neck, Deck Flange, etc. Size: 1/2 NB TO 24 NB. Class: 150#, 300#, 400#, 600#, 900#, 1500# & 2500.