GB 44017-2024 English PDF

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GB 44017-2024: Armouring hose for the connection of gas appliance
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB 44017-2024	519	Add to Cart	5 days	Armouring hose for the connection of gas appliance	Valid

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Basic data

Standard ID: GB 44017-2024 (GB44017-2024)
Description (Translated English): Armouring hose for the connection of gas appliance
Sector / Industry: National Standard
Classification of Chinese Standard: P45
Classification of International Standard: 91.140
Word Count Estimation: 26,232
Date of Issue: 2024-04-29
Date of Implementation: 2024-08-01
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB 44017-2024: Armouring hose for the connection of gas appliance

---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 91:140 CCSP45 National Standards of People's Republic of China Metal sheathed hose for gas appliance connection Released on 2024-04-29 2024-08-01 Implementation State Administration for Market Regulation The National Standardization Administration issued

Table of Contents

Preface III 1 Scope 1 2 Normative references 1 3 Terms and Definitions 1 4 Classification, specifications and models 2 4:1 Classification 2 4:2 Specifications 2 4:3 Model 2 5 Materials, appearance, structure and dimensions 2 5:1 Materials 2 5:2 Appearance 3 5:3 Structure and size 3 6 Performance Requirements 4 7 Test methods 5 7:1 Test conditions 5 7:2 Test equipment 5 7:3 Inner hose performance test 6 7:4 Cladding pipe performance test 6 7:5 Coating performance test 8 7:6 Joint performance test 10 7:7 Gasket gas resistance test 11 8 Inspection Rules 11 8:1 Factory Inspection 11 8:2 Type inspection 13 9 Marking and installation instructions 13 9:1 Sign 13 9:2 Installation Instructions 13 10 Packaging, transportation and storage 14 10:1 Packaging 14 10:2 Transportation14 10:3 Storage 14 Appendix A (informative) Schematic diagram of the structure of the coated pipe with different coating forms and different interface forms 15

Foreword

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: 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 is proposed and coordinated by the Ministry of Housing and Urban-Rural Development of the People's Republic of China: Metal sheathed hose for gas appliance connection

1 Scope

This document specifies the classification, specifications and models, materials, appearance, structure and dimensions, performance requirements of metal sheathed hoses for gas appliance connections: Requirements, test methods, inspection rules, marking and installation instructions, packaging, transportation and storage: This document is applicable to the transmission medium of town gas, the nominal size is not greater than DN15, the maximum working pressure is 0:01MPa, and the use environment Metal connection between indoor gas pipelines or bottled liquefied petroleum gas pressure regulator outlets and user gas burning appliances at temperatures between -10°C and 70°C Cover the hose: This document is not applicable to metal-clad hoses for connection of conveying media containing dimethyl ether:

2 Normative references

The contents of the following documents constitute the essential clauses of this document through normative references in this document: For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to This document: GB/T 191 Pictorial markings for packaging, storage and transportation GB/T 196 Basic dimensions of common threads GB/T 1220 Stainless Steel Bars GB/T 2518 Continuously hot-dip galvanized and zinc alloy coated steel sheets and strips GB/T 2828:1 Sampling procedures for inspection by attributes Part 1: Sampling plans for batch inspection based on the acceptance quality limit (AQL) GB/T 3280 Stainless steel cold-rolled steel sheets and strips GB/T 4240 Stainless steel wire GB/T 5231 Grades and chemical compositions of processed copper and copper alloys GB/T 7307 55° non-sealed pipe thread GB/T 8815 Soft polyvinyl chloride plastics for wires and cables GB/T 9576 Guide for the selection, storage, use and maintenance of rubber and plastic hoses and hose assemblies GB/T 9577 Rules for marking, packaging and transportation of rubber and plastic hoses and hose assemblies GB/T 10125 Artificial atmosphere corrosion test Salt spray test GB/T 23658 Elastomer seals - Material requirements for seals for pipes and fittings used to transport gaseous fuels and hydrocarbon liquids GB 44023 Rubber composite hose for internal connection of gas appliances JB/T 8870 Hose clamp

3 Terms and definitions

The following terms and definitions apply to this document: 3:1 With connecting joints at both ends, the inner layer is a rubber composite hose (referred to as "inner layer hose"), and the outer layer is a coating layer and a flexible metal coating layer: Protection, a fixed length pipe used to connect gas burning appliances to indoor gas pipelines or to bottled liquefied petroleum gas pressure regulators: Note: Abbreviated as "clad tube": ......

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