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GB 11174-2025: Liquefied petroleum gases
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GB 11174: Evolution and historical versions
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Liquefied petroleum gases
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GB 11174-2025
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| GB 11174-2011 | English | 190 |
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GB 11174-2011
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| GB 11174-1997 | English | 239 |
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Liquefied petroleum gases
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GB 11174-1997
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GB 11174 GB 11174 GB/T 50034 GB/T 50082 Basic data
| Standard ID | GB 11174-2025 (GB11174-2025) |
| Description (Translated English) | Liquefied petroleum gases |
| Sector / Industry | National Standard |
| Classification of Chinese Standard | E46 |
| Classification of International Standard | 75.160.30 |
| Word Count Estimation | 34,385 |
| Date of Issue | 2025-10-05 |
| Date of Implementation | 2026-11-01 |
| Older Standard (superseded by this standard) | GB 11174-2011, GB 19159-2012 |
| Issuing agency(ies) | State Administration for Market Regulation and Standardization Administration of China |
GB 11174-2025: Liquefied petroleum gases
---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
ICS 75.160.30
CCSE46
National Standards of the People's Republic of China
Replaces GB 11174-2011 and GB 19159-2012
Liquefied petroleum gas
Published on 2025-10-05
Implemented on 2026-11-01
State Administration for Market Regulation
The State Administration for Standardization issued a statement.
Foreword
This document complies with the provisions of GB/T 1.1-2020 "Standardization Work Guidelines Part 1.Structure and Drafting Rules of Standardization Documents".
Drafting.
This document supersedes GB 11174-2011 "Liquefied Petroleum Gas" and GB 19159-2012 "Liquefied Petroleum Gas for Vehicles", and is consistent with GB 11174-
Compared with GB 19159-2012, the main technical changes, apart from structural adjustments and editorial modifications, are as follows.
a) The scope has been changed to "liquefied petroleum gas produced in refineries and oil and gas fields for use as industrial fuel, domestic fuel and vehicle fuel".
"Qi" (see Chapter 1, Chapter 1 of GB 11174-2011, and Chapter 1 of GB 19159-2012);
b) Added terms and definitions (see Chapter 3);
c) The product category has been changed (see 4.1, 3.1 of GB 11174-2011, and 3.1 of GB 19159-2012);
d) The odor requirements for liquefied petroleum gas have been changed (see 5.1, 4.1 of GB 11174-2011);
e) The arbitration method for the density item of industrial and civil liquefied petroleum gas has been removed (see Table 1 of GB 11174-2011);
f) Added the C4 olefin volume fraction item for industrial and residential liquefied petroleum gas, requiring reporting; added the industrial and residential liquefied petroleum gas...
Test methods for LPG composition items (see Table 1);
g) The 1,3-butadiene mass fraction item and technical requirements for industrial and domestic liquefied petroleum gas have been added (see Table 1);
h) The dimethyl ether volume fraction item and technical requirements for industrial and civil liquefied petroleum gas have been added (see Table 1);
i) The sulfur content index for industrial and residential liquefied petroleum gas has been changed, additional optional test methods have been added, and an arbitration method has been established (see table).
1.Table 1 of GB 11174-2011);
j) The technical requirements and test methods for hydrogen sulfide in industrial and civil liquefied petroleum gas have been revised (see Table 1, GB 11174-2011).
(Table 1)
k) The molar fraction of dienes (including 1,3-butadiene) in automotive liquefied petroleum gas has been changed to diene mass fraction, and the following has been added.
Optional test methods are provided, and arbitration methods are set (see Table 2, Table 1 of GB 19159-2012);
l) The propane mass fraction item and technical requirements for liquefied petroleum gas used in vehicles have been added (see Table 2);
m) The 1,3-butadiene mass fraction and technical requirements for automotive liquefied petroleum gas have been added (see Table 2);
n) The dimethyl ether volume fraction item and technical requirements for automotive liquefied petroleum gas have been added (see Table 2);
o) Added optional test methods for hydrogen sulfide in vehicle liquefied petroleum gas and established an arbitration method (see Table 2);
p) The sulfur mass fraction index for automotive liquefied petroleum gas has been changed, optional test methods have been added, and an arbitration method has been established (see p).
Table 2 (Table 1 of GB 19159-2012)
q) The test method for the mass fraction of vapor residue of liquefied petroleum gas for vehicles has been modified (see Table 2, Table 1 of GB 19159-2012);
r) Added optional test methods for C5 and above hydrocarbon components in automotive liquefied petroleum gas and set up an arbitration method (see
Table 2);
s) The minimum vapor pressure (gauge pressure) of liquefied petroleum gas for vehicles has been changed to.200 kPa at certain temperatures (see Table 2, GB 19159-2012).
Table 1);
t) The test method for free water in vehicle liquefied petroleum gas has been modified and an arbitration method has been established (see Table 2, GB 19159-2012).
(Table 1)
u) Added the 1,3-butadiene mass fraction as a batch inspection item for industrial and residential liquefied petroleum gas, and the batch inspection item for ex-factory cycle.
The volume fraction of dimethyl ether was increased (see 6.1.1);
v) Added propane mass fraction and 1,3-butadiene mass fraction to the batch inspection items for automotive liquefied petroleum gas, and the production cycle.
The test item has been expanded to include the volume fraction of dimethyl ether (see 6.1.1);
w) The batching requirements have been changed (see 6.2, 5.2 of GB 11174-2011 and 5.2 of GB 19159-2012);
x) The re-verification rules have been changed (see 6.5, 5.5 of GB 11174-2011 and 5.5 of GB 19159-2012);
y) The regulations for marking, storage, and transportation have been changed (see Chapter 7, Chapter 6 of GB 11174-2011, and Chapter 6 of GB 19159-2012).
Chapter 6);
z) The sample retention requirements have been changed, and the delivery and acceptance requirements have been removed (see Chapter 8, Chapter 7 of GB 11174-2011);
aa) Security has been removed (see Chapter 8 of GB 11174-2011);
(bb) The determination of hydrocarbon composition, dimethyl ether, hydrogen sulfide, and ethanethiol content in liquefied petroleum gas has been added (see Appendix B);
The requirement that "pressure gauges should be calibrated periodically" has been added and the sampling method has been changed (see E.4.1, B.5.1 of GB 19159-2012);
(dd) Added the corresponding air flow rate when testing propane-butane mixtures, and the test odor gas flow rate and air flow rate for all test scenarios.
The tolerance range is (see G.5, Table E.5 of GB 19159-2012).
Please note that some content in this document may involve patents. The issuing organization of this document assumes no responsibility for identifying patents.
This document was proposed and is under the jurisdiction of the National Energy Administration.
The release history of this document and the document it replaces is as follows.
---First published in 1989, first revised in.1997;
---The second revision in.2011 incorporated the content of GB 9052.1-1998 "Liquefied Petroleum Gas in Oil and Gas Fields" (GB 9052.1-1998).
The previous versions were released as follows. GB 9052.1-1988).
---This is the third revision, incorporating content from GB 19159-2012 "Liquefied Petroleum Gas for Vehicles" (GB 19159-2012's historical version).
The next version release is GB 19159-2003.
Liquefied petroleum gas
Warning---Liquefied petroleum gas (LPG) is a flammable gas. Without appropriate precautions, LPG can ignite during production, storage, transportation, and use.
There may be dangers during the process. This document is not intended to provide advice on all safety issues related to liquefied petroleum gas. Users should be aware that there are potential risks involved in using this document.
Before taking any action, it is our responsibility to take appropriate safety and health measures and ensure compliance with relevant national laws and regulations.
1 Scope
This document specifies the classification and marking, requirements and test methods, inspection rules, marking, storage, transportation and sample retention of liquefied petroleum gas products.
This document applies to liquefied petroleum gas (LPG) produced by refineries and oil and gas fields for use as industrial fuel, domestic fuel, and vehicle fuel.
2 Normative references
The contents of the following documents, through normative references within the text, constitute essential provisions of this document. Dated citations are listed below.
For references to documents, only the version corresponding to that date applies to this document; for undated references, the latest version (including all amendments) applies.
This document.
GB 190 Packaging Marks for Dangerous Goods
GB/T 5274.1 Preparation of gas mixtures for gas analysis calibration - Part 1.Preparation of primary gas mixtures by weighing method
GB/T 8017-2012 Determination of vapor pressure of petroleum products – Reid method
GB/T 12576 Calculation Method for Vapor Pressure, Relative Density and Octane Number of Liquefied Petroleum Gas
GB 18180 Safety requirements for liquefied gas vessels
GB 30000.3 Chemical Classification and Labelling Standards Part 3.Flammable Gases
GB/T 30517 Visual Method for the Test of Free Water in Liquefied Petroleum Gas
GB/T 30518 Determination of soluble residues in liquefied petroleum gas by high-temperature gas chromatography
GB 50028 Code for Design of Urban Gas Supply
NB/SH/T 0230 Determination of the composition of liquefied petroleum gas by gas chromatography
NB/SH/T 0233-2024 Sampling Method for Liquefied Petroleum Gas
NB/SH/T 0917 Determination of Total Volatile Sulfur in Gaseous Hydrocarbons and Liquefied Petroleum Gases by Ultraviolet Fluorescence Method
NB/SH/T 0919 Determination of Sulfur Compounds in Gaseous Fuels and Natural Gas - Gas Chromatography and Chemiluminescence Detection Method
SH/T 0125 Test method for hydrogen sulfide in liquefied petroleum gas (lead acetate method)
SH/T 0221 Determination of density or relative density of liquefied petroleum gas (pressure density meter method)
SH/T 0222 Determination of Total Sulfur Content in Liquefied Petroleum Gas (Electrical Method)
SH/T 0231 Determination of Hydrogen Sulfide Content in Liquefied Petroleum Gas (Chromatography)
SH/T 0232 Test method for corrosion of copper strips in liquefied petroleum gas
SH/T 0614 Determination of industrial propane and butane components (gas chromatography)
SY/T 7509 Test methods for liquefied petroleum gas residues
TSGR0005 Safety Technical Supervision Regulations for Mobile Pressure Vessels
ISO 6142-1 Preparation of gas mixtures for gas analysis calibration - Part 1.Weighing method for Class I gas mixtures (Gas
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