ISA 75.10.02:2008
ISA 75.10.02:2008 Installed Face-to-face Dimensions For Dual Pinch Flanged Clamp Or Pinch Valves (classes 125 And 150) Applies to valves, sizes NPS (DN 15) through NPS 26 (DN 650), of the clamp or pinch valve design incorporating clamp or pinch elements.