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GB/T 45847-2025: Compressed non-breathing air for use in aircraft
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 45847-2025 | English | 134 |
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Compressed non-breathing air for use in aircraft
| Valid |
GB/T 45847-2025
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Standard similar to GB/T 45847-2025 GB/T 45739 GB/T 44911 Basic data | Standard ID | GB/T 45847-2025 (GB/T45847-2025) | | Description (Translated English) | Compressed non-breathing air for use in aircraft | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | V44 | | Classification of International Standard | 49.090 | | Word Count Estimation | 6,684 | | Date of Issue | 2025-06-30 | | Date of Implementation | 2025-10-01 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 45847-2025: Compressed non-breathing air for use in aircraft---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GBT45847-2025
ICS 49.090
CCSV44
National Standard of the People's Republic of China
Aviation non-breathing compressed air
(ISO 2434.1973, IDT)
Released on June 30, 2025
Implementation on October 1, 2025
State Administration for Market Regulation
The National Standardization Administration issued
Preface
This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1.Structure and drafting rules for standardization documents"
Drafting.
This document is equivalent to ISO 2434.1973 "Compressed air for non-breathing purposes" for aviation.
This document adds two chapters. “Normative References” and “Terms and Definitions”.
Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents.
This document was proposed and coordinated by the National Technical Committee for Standardization of Aircraft (SAC/TC435).
This document was drafted by. Hefei Jianghang Aircraft Equipment Co., Ltd., Xi'an Aircraft Design and Research Institute of China Aviation Industry Corporation,
Northwestern Polytechnical University, Shenyang Aircraft Industry (Group) Co., Ltd., Guangdong Huate Gas Co., Ltd., China Aviation Technology Research Institute,
AVIC General Aviation South China Aircraft Industry Co., Ltd., Chengdu Aircraft Industry (Group) Co., Ltd., and Jinhong Gas Co., Ltd.
The main drafters of this document are. Yang Bao, Cui Huabao, Deng Wenjian, Liu Wenbiao, Ren Xiujun, Wang Bing, He Wang, Wei Weidong, Fang Ling, Wu Houtian, Li Xiaofeng,
Dai Ying, Ren Haitao, Tian Hong, Wan Dabo, Zhu Jun, Li Weihan, He Zhiying, Fu Zhuhong, and Xu Cong.
Aviation non-breathing compressed air
1 Scope
This document specifies the pressure and property requirements for aviation non-breathing air compressed in oil-lubricated equipment.
This document is not applicable to air for breathing or oxygen systems.
2 Normative references
This document has no normative references.
3 Terms and Definitions
There are no terms or definitions that require definition in this document.
4.Pressure
The compressed air supply pressure should be able to ensure that the aircraft system can be pressurized to 34.3MPa at 20℃.
Note. The commonly used working pressures of compressed air systems for aircraft are 24.1MPa and 34.3MPa.
5 Performance
5.1 At 15°C and 101.3 kPa, the total amount of oil vapor and suspended particles in each liter of compressed air shall not exceed 0.005 mg.
5.2 At 15°C and 101.3 kPa, the water content per liter of compressed air should not exceed 0.02 mg.
5.3 Particles in compressed air should be able to pass through a filter with a filtration accuracy of 10μm.
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