ANSI/AGA B109.4-2016 Self-Operated Diaphragm-Type Natural Gas Service Regulators For Nominal Pipe Size 1? inches (32 mm) and smaller with outlet pressures of 2 psig (13.8 kPa) and less (XM1602)
2016ANSI/AGA B109.4-2016 Self-Operated Diaphragm-Type Natural Gas Service Regulators For Nominal Pipe Size 1? inches (32 mm) and smaller with outlet pressures of 2 psig (13.8 kPa) and less (XM1602)