National Metrological Verification Regulations of the People's Republic of China
Latest
JJG 667-2010
Scope
This procedure applies to the type evaluation, initial verification, subsequent verification and in-use inspection of liquid volumetric flowmeters (hereinafter referred to as flowmeters).
JJG 667-2010 history
2010JJG 667-2010 Verification Regulation of Liquid Positive Displacement Flowmeter
1997JJG 667-1997 Verification Regulation of Liquid Positive Displacement Flow Meter