ISA 75.04 – Face-to-Face Dimensions for Flangeless Control Valves : ANSI Classes 150, 300, 600, 900, 1500 & 2500, S75.04
Formerly S75.04-1995. Aids users in their piping designs for flangeless control valves by providing valve face-to-face dimensions without giving special consideration to the equipment manufacturer. This standard applies to flangeless control valves using a full ball or a segment of a ball and other rotary-stem or sliding-stem flangeless control valves, sizes 3/4 inch (20 mm) through 24 inches (200 mm) for ANSI Classes 150 through 600.
