National Metrological Verification Regulations of the People's Republic of China
Latest
JJG 926-2015
Scope
This procedure applies to the initial calibration, subsequent calibration and in-use inspection of recording pressure gauges, pressure vacuum gauges and vacuum gauges (hereinafter referred to as pressure gauges).
JJG 926-2015 history
2015JJG 926-2015 Verification Regulation of Record Pressure Gauges, Pressure Vacuum Gauges and Vacuum Gauges
1997JJG 926-1997 Verification Regulation of the Record Pressure Gauge、Pressure Vacuum Gauge and Vacuum Gauge