TUVANSA stocks a large amount of forged flanges from well known Mexican manufacturers like CISA and AFESA, as well as imported brands like AMERI-FORGE, WELDBEND, HACKNEY, and others. All flanges comply with ASTM A-105 and ANSI B16.5 specifications. We stock welding neck, slip on, lap joint, threaded, blind, and socket weld flanges in 150, 300, 600, 900, and 1500 pound pressure. Sizes range from 1/4" to 48" in diameter and we can offer raised face, flat face, R.T.J. finished flanges.