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GB/T 11638-2020Acetylene cylinders (English PDF)

乙炔气瓶

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Issued by

State Administration for Market Regulation, China National Standardization Administration

Level / Type

National · Recommended

Issue date

December 14, 2020

Implementation date

July 1, 2021

Scope

GB/T 11638-2020 is the English-translated version of 乙炔气瓶.

GB/T 11638-2020 is the Chinese standard "Acetylene cylinders".

Its scope clause reads: This standard specifies the specification series, technical requirements, test methods, inspection rules, marking, coating, packaging and filling, transportation, Storage and use: This standard is applicable to the maximum limit pressure of 1:56MPa when the reference temperature is 15 °C, the maximum allowable temperature is 40 °C, and the nominal volume <=100L, mobile refillable acetylene gas cylinder with porous filler inside: Note: The pressure in this standard refers to gauge pressure:. Its clauses include terms and definitions.

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Document preview — GB/T 11638-2020

National Standard of the People's Republic of China

ICS: 23.020.30
Classification: J 74
Replacing: GB/T 11638-2011

Issued by: State Administration for Market Regulation, China National Standardization Administration

Preface
1 Scope
2 Normative references
3 Terms and definitions
4 Symbol
5 Specification series
6 Technical requirements
7 Test method
8 Inspection rules
9 Marking, coating, packaging
10 Product qualification certificate and batch inspection quality certificate
11 Filling, transportation, storage and use of acetylene gas cylinders
Appendix A (Normative Appendix) Safety Performance Test Method of Acetylene Cylinder
Appendix B (Normative Appendix) Method for Measuring Technical Index of Porous Packing
Appendix C (Normative Appendix) Determination of Porosity of Porous Fillers During Type Test
Appendix D (Informative Appendix) Product Certificate
Appendix E (Informative Appendix) Batch Inspection Quality Certificate
References

1 Scope

This standard specifies the specification series, technical requirements, test methods, inspection rules, marking, coating, packaging and filling, transportation,

Storage and use:

This standard is applicable to the maximum limit pressure of 1:56MPa when the reference temperature is 15 °C, the maximum allowable temperature is 40 °C, and the nominal volume

<=100L, mobile refillable acetylene gas cylinder with porous filler inside:

Note: The pressure in this standard refers to gauge pressure:

2 Normative references

The following documents are indispensable for the application of this document: For dated reference documents, only the dated version applies to this article

Pieces: For undated references, the latest version (including all amendments) applies to this document:

GB/T 5099:1 Steel seamless gas cylinders Part 1: Steel cylinders with tensile strength less than 1100MPa after quenching and tempering treatment (GB/T 5099:1-2017, ISO 9809-1:2010, NEQ)

GB/T 5099:3 seamless steel gas cylinders Part 3: Normalized steel cylinders (GB/T 5099:3-2017, ISO 9809-3:

2010, NEQ)

GB/T 5100 steel welded gas cylinder (GB/T 5100-2020, ISO 4706:2008, NEQ)

GB/T 6026 Acetone for industrial use

GB 6819 dissolved acetylene

GB/T 7144 Gas cylinder color mark

GB/T 8335 special thread for gas cylinder

GB/T 8337 Fusible alloy plug device for gas cylinders

GB/T 10879 Dissolved acetylene gas cylinder valve

GB/T 12137 Air tightness test method for gas cylinders

GB/T 13005 Gas cylinder terminology

GB/T 13591 Dissolved Acetylene Filling Regulations

HG/T 2028 Industrial Dimethylformamide

3 Terms and definitions

The following terms and definitions defined in GB/T 13005 apply to this document:

3:1

Acetylene cylinder

Equipped with bottle valves and other accessories, containing porous fillers and solvents (or solvent-free) that are easy to dissolve acetylene, used to store and transport acetylene gas cylinders:

3:2

Bottle shel

A pressure-bearing shell suitable for filling porous fillers, solvents and acetylene gas:

3:3

Porous material

Fill the acetylene gas cylinder to absorb the solid porous material of the solvent/acetylene solution:

GB/T 12137 | GB/T 13004 | GB/T 12135 | GB/T 20663 | GB/T 11640 | […]

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 54 pages — is available in the English PDF.

Referenced standards

Normative references

GB/T 5099 · ISO 9809 · ISO 4706 · GB/T 10879

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