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GB 44017-2024: Armouring hose for the connection of gas appliance
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB 44017-2024 | English | 519 |
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Armouring hose for the connection of gas appliance
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GB 44017-2024
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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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