GB/T 18364-2017Filling receptacle of LPG vehicle (English PDF)
汽车用液化石油气加气口
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
October 14, 2017
Implementation date
May 1, 2018
Scope
GB/T 18364-2017 is the English-translated version of 汽车用液化石油气加气口.
GB/T 18364-2017 covers the filling receptacle through which an LPG vehicle is refuelled, for a nominal working pressure of 3.0 MPa and an ambient temperature of -40 °C to 65 °C. It sets the types and model, construction and performance requirements, including the front volume and opening pressure of the one-way valve and the flow for vehicles up to and above 3500 kg total mass, hydrostatic strength, air tightness, one-way valve leak-proofness, temperature resistance and durability.
It gives the test methods, among them salt spray, compatibility with n-pentane or n-hexane, dry heat, ozone ageing, creep, temperature cycling and vibration tests, plus inspection rules, marking, packing, transport, storage and the exit-factory documents.
It replaces GB/T 18364.1-2001, was issued on 14 October 2017 and has applied since 1 May 2018.
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Document preview — GB/T 18364-2017
National Standard of the People's Republic of China
- ICS
- 43.060.40
- Classification
- T 13
- Replacing
- GB/T 18364.1-2001
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- Foreword3
- 1 Scope5
- 2 Normative references5
- 3 Terms and definitions5
- 4 Types and model6
- 5 Requirements6
- 6 Test methods9
- 7 Inspection rules12
- 8 Marks, packing, transport, and storage14
- 9 Exit-factory document15
- Appendix A (Normative) Types and dimensions of filling receptacle16
Foreword
This Standard is drafted in accordance with the rules given in GB/T 1.1-2009.
This Standard replaces GB/T 18364.1-2001 "Filling receptacle of LPG vehicle (spiral)" and GB/T 18364.2-2005 "Filling receptacle of LPG vehicle - Part 2: Insert".
This Standard integrates the content of GB/T 18364.1-2001 and GB/T 18364.2-2005. Besides the editorial modification, the main changes are as follows.
- REFER to ECE R67 Code; the nominal working pressure of the filling receptacle of LPG vehicle is changed from 2.2 MPa to 3.0 MPa; the working environment temperature is changed from -40 °C~60 °C to -40 °C~65 °C;
- ADD reference to GB/T 528 "Rubber, vulcanized or thermoplastic - Determination of tensile stress-strain properties" and GB/T 10567.2 "Wrought copper and copper alloys - Detection of residual stress - Ammonia test";
- ADD the requirement for the front volume of one-way valve of filling receptacle of LPG vehicle with total mass<=3500 kg and total mass >3500 kg;
- DELETE the provision on the diameter of filling receptacle in GB/T 18364.1-2001 and GB/T 18364.2-2005; ADD the requirement for the flow of filling receptacle of LPG vehicle with total mass<=3500 kg and total mass >3500 kg;
- ADD the requirement for the opening pressure of one-way valve;
- ADOPT the performance requirements for the filling receptacle of LPG vehicle and the corresponding test methods in ECE R67 Code.
1 Scope
This Standard specifies the definitions, types, technical requirements, test methods, inspection rules, marks, packing, exit-factory document, transport, and storage of filling receptacle of LPG vehicle.
This Standard is applicable to the filling receptacle of LPG vehicle, which uses the LPG vehicle as required in GB 19159 as the fuel, of which the nominal working pressure is 3.0 MPa (The pressure value described in this Standard is gauge pressure) and the working environment temperature is -40 °C~65 °C.
2 Normative references
The following documents are essential to the application of this document. For the dated references, only the versions with the dates indicated are applicable to this document. For the undated references, the latest version (including all the amendments) are applicable to this document.
GB/T 528 Rubber, vulcanized or thermoplastic - Determination of tensile stress-strain properties
GB/T 9969 General Principles for Preparation of Instructions for Use of Industrial Products
GB/T 10125 Corrosion tests in artificial atmospheres - Salt spray tests
GB/T 10567.2 Wrought copper and copper alloys - Detection of residual stress - Ammonia test
GB/T 17895 Natural gas vehicle and liquefied petroleum gas vehicle - Vocabulary
GB 19159 Automotive liquefied petroleum gases
GB 19239 Mounting requirements of special equipment for gas vehicle
CB/T 3764 Thickness Series and Quality Requirements for Metallic and Chemical Coatings
3 Terms and definitions
5 Requirements
5.1.4 The installation of filling receptacle on a vehicle shall comply with the provisions of GB 19239.
5.1.5 The metal parts of filling receptacle shall not use castings or die castings.
5.1.6 In the filling receptacle, the appearance requirements of all parts treated with metal and chemical coatings shall comply with the relevant provisions of GB/T 3764.
5.1.7 The front volume of one-way valve. For the filing receptacle of LPG vehicle with total mass<=3500 kg, it shall<=0.1 cm³; for the filing receptacle of LPG vehicle with total mass >3500 kg, it shall<=0.5 cm³.
5.1.8 With water as the test medium, under 0.3 MPa pressure difference, the flow through the filing receptacle of LPG vehicle with total mass<=3500 kg shall>=20 L/min; under 0.3 MPa pressure difference, the flow through the filing receptacle of LPG vehicle with total mass >3500 kg shall>=30 L/min.
5.1.9 When the pressure difference between the inlet and outlet of filling receptacle<=0.2 MPa, the one-way valve shall be opened.
5.2 Performance requirements
5.2.1 Hydrostatic pressure strength
After the test of hydrostatic pressure strength is carried out according to the method specified in 6.3, the pressure bearing parts of filling receptacle shall be free of visible cracks or permanent deformation.
5.2.2 Air tightness
According to the method specified in 6.4, CARRY out air tightness test, the leakage rate<=15 cm³/h.
5.2.3 One-way valve leak-proof
According to the method specified in 6.5, CARRY out the test, at any air pressure in 3 MPa~0.05 MPa, the leakage rate<=15 cm³/h.
5.2.4 Temperature resistance
After the temperature resistance test is carried out according to the method specified in 6.6, the air tightness shall comply with the requirement of 5.2.2.
5.2.5 Durability
After completing the temperature cycling test, according to the method specified […]
6 Test methods
6.8.2 SEAL the outlet of filling receptacle and PLACE it horizontally; according to the neutral salt spray test method specified in GB/T 10125, CARRY out the salt spray test for 96 h. After the test, according to 6.3, 6.4, and 6.6, CARRY out the test of hydrostatic pressure strength, air tightness test, and temperature resistance test.
6.9 Compatibility test
After the non-metal parts in contact with LPG are immersed in n-pentane or n-hexane at 23 °C±2 °C for 72 h, and are stored at room temperature for 48 h; it shall measure the volume expansion rate and mass reduction rate.
6.10 Test of dry heat resistance
After the non-metal parts in contact with LPG are placed at 65 °C for 168 h, according to the method specified in GB/T 528, CHECK the change in tensile strength and elongation.
6.11 Test of oxygen aging resistance
Under 40 °C temperature and 20% stress, PLACE the non-metal parts in contact with LPG in the air with ozone content 50 x 10^-8 for 72 h; USE a magnifying glass of 2 times to check the surface.
6.12 Creep test
After the non-metal parts in contact with LPG are maintained in water at 120 °C and 6.75 MPa for 96 h, according to the provisions of 6.4 and 6.6, CARRY out air tightness test and temperature resistance test.
6.13 Temperature cycling test
Under 3 MPa pressure, the non-metal parts in contact with LPG are subjected to the temperature cycling test from -40 °C~65 °C for 96 h. After the test, according to the provisions of 6.4 and 6.6, CARRY out air tightness test and temperature resistance test.
6.14 Vibration resistance test
6.14.1 SECURE the test piece on a vibration test bench; SELECT one of the test methods described in 6.14.2 or 6.14.3 to carry out vibration resistance test.
After the test, CHECK the connection of each part of test piece; according to 6.4, CARRY out air tightness test.
6.14.2 The test is carried out on a sinusoidal vibration bench. The constant acceleration is 1.5 g. The frequency range is 5 Hz~200 Hz. The test shall last for 5 h in each of the three orthogonal coordinate axes. The frequency band of product use instructions shall be enclosed.
8 Marks, packing, transport, and storage
8.3 Transport and storage
8.3.1 During shipment, the products shall be handled with care, to prevent heavy pressure and collision, and to prevent the erosion of rain and chemicals.
8.3.2 The products shall be stored in ventilated, dry, and clean room.
9 Exit-factory document
9.1 Contents to be specified in product qualification certificate
It shall specify the following contents.
a) Manufacturer's name and trademark;
b) Product model and No.;
c) Signature and seal of inspection department and inspection date.
9.2 Packing list
When there are accessories (such as joints, special tools, etc.) outside the filling receptacle in the packing box, it shall enclose a packing list.
9.3 Product use instructions
The instructions shall be developed in accordance with GB/T 9969. And the following contents shall be explained in particular.
a) Structure type and function introduction of filling receptacle;
b) Fault identification and elimination methods during use. […]
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 16 pages — is available in the English PDF.
Referenced standards
Normative references
- GB/T 528Rubber, vulcanized or thermoplastic -- Determination of tensile stress-strain properties
- GB/T 9969General principles for preparation of instructions for use of industrial products
- GB/T 10125Corrosion tests in artificial atmospheres - Salt spray tests
- GB/T 10567.2Wrought copper and copper alloys - Detection of residual stress - Ammonia test
- GB/T 17895Gaseous fuel vehicle - Terminology
- GB 19159Automotive liquefied petroleum gases
CB/T 3764
Similar standards
Editions of GB/T 18364
| Edition | Title | Revision | Status |
|---|---|---|---|
| GB/T 18364-2017 | Filling receptacle of LPG vehicle | current edition | Current |
| GB/T 18364.1-2001 | Filling receptacle of LPG vehicle | previous edition | Superseded |
This page sells the current edition, GB/T 18364-2017. Earlier editions are listed for reference only.
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Related Standards
GB 19159-2012 — Automotive liquefied petroleum gases
GB 19239-2022 — Installation specification for gas system of gas vehicles
GB/T 10125-2021 — Corrosion tests in artificial atmospheres - Salt spray tests
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