Standard No.:	GB/T 13611-2018
Chinese Name:	城镇燃气分类和基本特性
English Name:	Classification and basic characteristics of city gas
Professional Classification:	P45
ICS Classification:	75.160.30 Gaseous fuels
Issued by:
Issued on:	2018-03-15
Implemented on:	2019-02-01
Status:	VALID
Replace:	GB/T13611-2006 Classification and essential property of city gas
Language:	English
File Format:	PDF
Word Count:	8000 words
Price(USD):	240 (USD)
Delivery:	via email in 1-3 business day

1 Scope

This standard specifies the principle of classification, calculation methods of characteristic indexes, the requirements of categories and characteristic indexes of city gas, the test gas of city gas, and the test pressure of test gas for burning appliances of city gas.

This standard is applicable to the classification of various gases used as city fuel.

2 Normative References

The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.

GB/T 11062 Natural Gas — Calculation of Calorific Values, Density, Relative Density and Wobbe Index

3 Terms and Definitions

For the purpose of this document, the following terms and definitions apply.

3.1
city gas
common-use fuel gas which meet the standard quality requirements and for the supply of residential, commercial (public) buildings and industrial enterprises.
Note: City gas generally includes manufactured gas, natural gas, liquefied petroleum gas, liquefied petroleum gas mixed air, dimethyl ether gas and biogas.