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ANSI/ISA 75.10.03-2015
Installed Face-to-Face Dimensions for Shell and Tube Flanged Pinch Valves (Classes 125 and 150)
This document applies to directly pneumatically operated pinch valves, sizes 1/2 inch through 24 inches, of the shell and tube design which have flanges that mate with ASME B16.1 Class 125 (PN20) and/or ASME B16.5 Class 150 (PN20) flanges. This document excludes solenoid-actuated valves, electric motor operated valves, cylinder operated valves, diaphragm operated valves, pressure-reducing valves, and manually (hand wheel) operated valves. This document applies only to pinch valves of the shell and tube design.
The International Society of Automation [isa]