ASME B16.44-2002 pdf – MANUALLY OPERATEDMETALLIC GAS VALVES FORUSE IN ABOVEGROUND PIPING SYSTEMS UP TO5 PSI

ASME B16.44-2002 pdf – MANUALLY OPERATEDMETALLIC GAS VALVES FORUSE IN ABOVEGROUND PIPING SYSTEMS UP TO5 PSI. 3.3.2 ELastomer Components — Swell Test. Elastomer parts that are eposed to fuel gas shall be made Irtim materials that, alter 70 hr exposure...