Standard No.:	GB/T 25986-2010
English Name:	Filling device of natural gas vehicles
Chinese Name:	汽车用液化天然气加注装置
Chinese Classification:	T09    Hygiene, safety and labor protection
Professional Classification:	GB    National Standard
Issued by:	AQSIQ
Issued on:	2011-1-10
Implemented on:	2011-5-1
Status:	valid
Language:	English
File Format:	PDF
Word Count:	8000 words
Price(USD):	130.0
Delivery:	via email in 1 business day

Filling device of natural gas vehicles 1 Scope This standard specifies the definitions, types, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of filling device of natural gas vehicles. It is applicable to filling device of natural gas vehicles with nominal working pressure of 1.6MPa (all pressure values mentioned in this standard are gauge pressure) and working medium meeting the requirements of GB/T 19204. 2 Normative references The following normative documents contain provisions which, through reference in this text, constitute provisions of this standard. For dated reference, subsequent amendments to (excluding any corrections), or revisions of, any of these publications do not apply. However, parties to agreements based on this standard are encouraged to investigate the possibility of applying the latest editions of the standards indicated below. For undated references, the latest edition applies. GB/T 191 Packaging - Pictorial marking for handling of goods GB/T 1220 Stainless steel bars GB/T 3864 Industrial nitrogen GB/T 4240 Stainless steel wires GB/T 4423 Copper and copper alloy cold-drawn rod and bar 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 19204 General characteristics of liquefied natural gas GB/T 20734 Mounting requirements for liquefied natural gas vehicle special equipment CB/T 3764 Thickness series and quality requirements for metal plating and chemical coatings QB/T 3626 Polytetrafluoroethylene rod HG 2167 Poly(chlorotrifluoroethylene) 3 Terms and definitions For the purposes of this standard, the following terms and definitions apply. 3.1 filling device connecting part used for filling and recovering the liquefied natural gas in vehicle’s gas cylinder, consisting of a filling receptacle and a reclaiming receptacle 3.2 filling receptacle connecting part installed on the vehicle and used for filling liquefied natural gas in vehicle’s gas cylinder after connecting with the filling gun 3.3 reclaiming receptacle connecting part installed on the vehicle and used for recovering the residual gas in vehicle’s gas cylinder after connecting with the reclaiming gun of gas filling machine

Foreword i 1 Scope 2 Normative references 3 Terms and definitions 4 Basic types and specifications 5 Requirements 6 Test method 7 Inspection rules 8 Marking, packaging, transportation and storage 9 Ex-factory documents Annex A (Normative) Basic structure type and joint dimensions of the filling receptacle Annex B (Normative) Basic structure type and joint dimensions of the reclaiming receptacle