Large Metallic Valves for Gas Distn: Mnl Oprd,NPS 2 1/2 (DN 65) to NPS 12 (DN 300), 125 psig (8.6 bar) Maximum
standard by ASME International, 09/21/2012
Category: ASME
ASME
ASME B16.39-1998
Malleable Iron Threaded Pipe Unions – Classes 150, 250, and 300
standard by ASME International, 01/22/1999
ASME B16.39-2009
Malleable Iron Threaded Pipe Unions: Classes 150, 250, and 300
standard by ASME International, 10/09/2009
ASME B16.39-2014
Malleable Iron Threaded Pipe Unions: Classes 150, 250, and 300
standard by ASME International, 10/15/2014
ASME B16.4-1998 (R2006)
Gray Iron Threaded Fittings
standard by ASME International, 12/01/1999
ASME B16.4-2006
Gray Iron Threaded Fittings, Classes 125 and 250
standard by ASME International, 03/30/2007
ASME B16.4-2011
Gray Iron Threaded Fittings: Classes 125 and 250
standard by ASME International, 09/15/2011
ASME B16.4-2016
Gray Iron Threaded Fittings: Classes 125 and 250
standard by ASME International, 11/11/2016
ASME B16.40-2002
Manually Operated Thermoplastic Gas Shutoffs and Valves In Gas Distribution Systems
standard by ASME International, 01/01/2002