API 607 (R1998)
Fire Test for Soft-Seated Quarter Turn Valves
standard by American Petroleum Institute, 05/01/1993
Full Description
Covers the requirements for testing and evaluating the performance of straightway, soft-seated quarter-turn valves when the valves are exposed to certain fire conditions defined in this standard. The procedures described in this standard apply to all classes and sizes of such valves that are made of materials listed in ASME B16.34. The performance requirements presented in this document establish standard limits on the acceptability of such valves.