MSS SP 115:2010
MSS SP 115:2010 Excess Flow Valves, 1 [1/4] Nps And Smaller, For Natural Gas Service Gives Excess Flow Valves used in fuel gas distribution systems with operating pressures of 5 inches water column (w.c.) and above.
Table of Contents
PURPOSE1SCOPE
2DEFINITIONSANDABBREVIATIONS
3VALVETYPESANDSIZES
4SERVICEPRESSURE-TEMPERATURERATINGS
5MATERIALS
6DESIGN
7MARKING
8DESIGNQUALIFICATIONTESTING
9PRODUCTIONTESTINGBYMANUFACTURER
ANNEXA-Snap-ActingLoadsTestSetupProcedure
ANNEXB-ReferencedStandardsandApplicableDates