BS 6755:Part 2:1987 British Standard Testing of valves Part 2. Specification for fire type-testing requirements

British Standard Institution, 1987. — 15 p.This Part of BS 6755 embodies the technical content of API Specification 6FA for fire type-testing of valves, including valves to API Specification 6D, and of API Standard 607, published by the American Petroleum Institute (API), but differs in presentation. It covers the requirements for testing and method of test for evaluating the performance of valves when exposed to defined fire conditions. The performance requirements are intended to establish limits of acceptability of a valve regardless of size, nominal pressure (PN) or Class rating.