General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB/T 32291-2015
Scope
This standard specifies the basic requirements for off-line calibration and evaluation of high-pressure and ultra-high pressure safety valves, preparations before calibration, calibration methods, evaluation methods, handling after calibration, calibration records and reports. This standard applies to off-line calibration and evaluation of high-pressure and ultra-high-pressure safety valves (hereinafter referred to as safety valves) with a set pressure of 42 MPa to 250 MPa.