National Metrological Technical Specifications of the People's Republic of China
Latest
JJF 1271-2010
Scope
This specification is applicable to the calibration of road transportation simulation test benches (hereinafter referred to as transport benches) whose maximum test load is not greater than 4t and must be fixed on the table. This specification does not apply to the calibration of road transport simulation equipment - transport bump tables - where the product is not fixed on the table.
JJF 1271-2010 history
2010JJF 1271-2010 Calibration Specification for Simulation Test-bed for Road Transportation
1970JJF 1271-1990 Technical specification for operation of electroacoustic free-field sound pressure reference