GB/T 35438-2017 English PDF

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GB/T 35438-2017: Specification for quick disconnect gas or liquid couplings of science experiment rack in space station
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 35438-2017	199	Add to Cart	3 days	Specification for quick disconnect gas or liquid couplings of science experiment rack in space station	Valid

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Basic data

Standard ID: GB/T 35438-2017 (GB/T35438-2017)
Description (Translated English): Specification for quick disconnect gas or liquid couplings of science experiment rack in space station
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: V21
Classification of International Standard: 49.080
Word Count Estimation: 10,134
Date of Issue: 2017-12-29
Date of Implementation: 2018-04-01
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China

GB/T 35438-2017: Specification for quick disconnect gas or liquid couplings of science experiment rack in space station

---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.
Specification for quick disconnect gas or liquid couplings ofscience experiment rack in space station ICS 49.080 V21 National Standards of People's Republic of China Space station scientific experiment cabinet gas and liquid quick change connector specification 2017-12-29 Posted 2018-04-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China China National Standardization Administration released Directory Preface Ⅰ 1 Scope 1 2 Normative references 1 3 Terms and definitions 1 4 structure and size 2 4.1 interface method 2 4.2 Straight-type quick change connector 2 4.3 right angle quick connector 2 5 performance and test 3 5.1 Performance 3 5.1.1 Rated working pressure 3 5.1.2 pressure value 3 5.1.3 drip amount 3 5.1.4 air content 3 5.1.5 Leakage rate 3 5.1.6 Flow resistance 4 5.1.7 life 4 5.1.8 Operating Force 4 5.1.9 Material Requirements 4 5.1.10 anti-misuse requirements 4 5.2 Test Methods 4 5.2.1 Test conditions 4 5.2.2 pressure test 4 5.2.3 drip test 4 5.2.4 air content test 4 5.2.5 Leakage rate test 4 5.2.6 Flow Resistance Test 4 5.2.7 life test 4 5.2.8 Operating Force Test 5 6 mark 5 7 packaging, storage, transportation 5 Reference 6

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard proposed by the Chinese Academy of Sciences. This standard by the National Space Science and Application Standardization Technical Committee (SAC/TC312) centralized. This standard drafting unit. Chinese Academy of Sciences Shenyang Institute of Automation, Chinese Academy of Sciences space applications engineering and technology center. The main drafters of this standard. Zhou Weijia, Liu Jinguo, Wan Minhong, Tong Tiefeng, Sheng Jiang, Tian Yuan Zheng. Space station scientific experiment cabinet gas and liquid quick change connector specification

1 Scope

This standard specifies the manned space station scientific experiment cabinet gas-liquid quick change connector (quick change connector) type specifications, structure ruler Inch, functional performance, test methods and identification. This standard applies to the space station, manned spacecraft, spacecraft and other spacecraft spacecraft scientific experiment cabinet or payload on the quick exchange Head, other space applications Task Gas quick change connector or liquid quick change connector Reference Use this standard. Note. In this standard does not cause ambiguity, the scientific experiment cabinet referred to as the experimental cabinet.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version applies to this article Pieces. For undated references, the latest edition (including all amendments) applies to this document. Test methods for hydraulic quick change couplings GB/T 5861-2003 GB/T 13384 mechanical and electrical product packaging General technical conditions Non-destructive testing - Helium leak detection method GB/T 17446 fluid transmission systems and components vocabulary GB/T 20028 vulcanized rubber or thermoplastic rubber applications Arrhenius map calculated life expectancy and maximum temperature Ergonomics Requirements and Evaluation Methods of Spacecraft Design for Spacecraft Engineering GJB7358 spacecraft hoisting, turning, parking, transportation, storage and general technical requirements

3 Terms and definitions

GB/T 17446 defined and the following terms and definitions apply to this document. 3.1 Experiment cabinet experimentrack Under the constraints of the flight platform resources, there is a unified interface of machine, electricity, and heat, which is suitable for supporting different disciplines to carry out different experimental tasks With technical facilities. Example. International Standard Payload Enclosure (ISPR) on the ISS. [GB/T 30114.1-2013, Definition 4.7] 3.2 Quick change connector quickdisconnectcouplings Self-sealing structural components for gas/liquid line head/seat can be quickly connected or disconnected without any universal or special tools. 3.3 Dropping volume spilage Under certain pressure, the quick-release connector breaks the volume of liquid that overflows from the inside out each time. 3.4 Leakage rate Leakage per second pressure of 1Pa, the temperature is 20 ℃ cubic meters of air. ......

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