QC/T 674-2007: Translated English of Chinese Standard. (QCT 674-2007, QC/T674-2007, QCT674-2007): Solenoid Valve of CNG Vehicles
https://www.chinesestandard.net, 2016 M06 13 - 19 pages
This Standard specifies the type, basic parameters, requirements, test methods, inspection rules, mark, package, transportation and storage of solenoid valves of CNG vehicles.
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Terms and definitions
Mark packaging transportation and storage
abnormal sounds accuracy degree ammonia Bending moment test breakage or deformation Compatibility test Compressed natural gas compressed natural vehicles conduct the normal Corrosion displayed value Edition Exit-factory inspection flow rate gas vehicle gauge pressure High temperature leakage High temperature test Hydro-static pressure inlet Insulation resistance internal Leakage test leak rate leakage test according low temperature leakage low-temperature test lower than Level measured value measuring range meet requirements method specified Minimum start voltage Nominal diameter Nominal operating pressure non-metallic normal temperature leakage Over-voltage test overall installation form package packing list positive-direction shut-off valve pressure gauge Rated flow rated voltage rated working pressure regulated in 6.14 regulated in 6.7.1 regulations of GB/T regulations of Table requirements of 5.2.12 serial number specified in 6.7.1 temperature leakage test tensile strength Test conditions test method regulated test The testing testing temperature Torque test valve and open Valve of CNG valve that contacts Vibration strength