1 Scope
This standard specifies the product type, technical requirements, test methods, inspection rules, marking, packaging, transport and storage of solenoid valve of LPG vehicles (as defined in GB/T 17895).
This standard is applicable to solenoid valves that realize on-off control function in the LPG supply system of gas vehicles, using LPG for vehicles that complies with the requirements of GB 19159 as the operating media, under the operating environment conditions with rated operating pressure not greater than 2.2 MPa (pressures referred to in this standard are all gauge pressures), environment temperature of -40℃ to +120℃ and relative humidity of 50% to 100%.
2 Normative references
The following documents contain provisions which, through reference in this text, constitute provisions of this standard. For dated reference, subsequent amendments (excluding corrections) to, or revisions of, any of these publications do not apply. However, parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the standards indicated below. For undated references, the latest edition applies.
GB/T 528 Rubber, vulcanized or thermoplastic—Determination of tensile stress-strain properties
GB/T 5626.1 Flared type tube fittings—Male connector—Assembly
GB/T 7762 Rubber, vulcanized or thermoplastic—Resistance to ozone cracking—Static strain testing
GB 9969.1 General principles for preparation of instructions for use of industrial products
GB/T 10125 Corrosion tests in artificial atmospheres—Salt spray tests
GB/T 17895 Natural gas vehicle and liquefied petroleum gas vehicle—Vocabulary
GB 19159 Automotive liquefied petroleum gases
GB/T 19239 Mounting requirements of special equipment for liquefied petroleum gas vehicles
QC/T 247 Technical specifications for special devices of LPG vehicles
QC/T 745 Rubber pipelines for liquefied petroleum gas vehicles
3 Terms and definitions
For the purposes of this standard, the following terms and definitions apply.
Foreword i
1 Scope
2 Normative references
3 Terms and definitions
4 Type and basic parameters
5 Requirements
6 Test methods
7 Inspection rules
8 Marking, packaging, transport and storage
9 Documentation
