Current Standards for Fire Testing of Flange Gaskets & Stem Packing

Fire test standards for valves date back to the 1960s, with specific tests for stem packing and gaskets not occurring until the 1990s.

In the early 1990s, Exxon was an industry leader in developing and requiring fire testing, possibly because of increased concern after a large fire in 1994. Fueled (no pun intended) by safety and insurance requirements, fire-tested valve designs became mandatory.

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