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GB/T 17268-2020Non-refillable steel welded cylinders for industrial use (English PDF)

工业用非重复充装焊接钢瓶

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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 17268-2020 is the English-translated version of 工业用非重复充装焊接钢瓶.

GB/T 17268-2020 is the Chinese standard "Non-refillable steel welded cylinders for industrial use".

Its scope clause reads: This standard specifies the type, design, manufacturing, inspection rules and test methods of industrial non-refillable welded steel cylinders (hereinafter referred to as steel cylinders) Method, marking, coating, etc: This standard is suitable for use at ambient temperature of -40°C~60°C, test pressure PT<=6:2MPa (gauge pressure), volume V<= 25L, PTV<=100MPa·L (when PT >4:5MPa, V<=5L), non-refilling toxicity is classified as Class A refrigeration according to GB/T 7778 (Liquid gas at low pressure): Note: Steel cylinders must not be used to fill compressed gas:. Its clauses include terms and definitions.

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Document preview — GB/T 17268-2020

National Standard of the People's Republic of China

ICS: 23.020.30
Classification: J 74
Replacing: GB/T 17268-2009

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

Preface
1 Scope
2 Normative references
3 Terms and definitions
4 Symbol
5 Type of cylinder
6 Material
7 Design
8 Design and shape
9 Manufacturing
10 Inspection rules and test methods
11 Marking, coating, packaging, transportation and storage
12 Product certificate and quality certificate
Appendix A (Normative Appendix) Type Test Items and Judgment Basis
Appendix B (Normative Appendix) Welding Procedure Qualification
Appendix C (Normative Appendix) Welder Examination Rules
Appendix D (informative appendix) Yield point extension
Appendix E (Informative Appendix) Product Certificate
Appendix F (informative appendix) Format and content of batch inspection quality certificate
References

1 Scope

This standard specifies the type, design, manufacturing, inspection rules and test methods of industrial non-refillable welded steel cylinders (hereinafter referred to as steel cylinders)

Method, marking, coating, etc:

This standard is suitable for use at ambient temperature of -40°C~60°C, test pressure PT<=6:2MPa (gauge pressure), volume V<=

25L, PTV<=100MPa·L (when PT >4:5MPa, V<=5L), non-refilling toxicity is classified as Class A refrigeration according to GB/T 7778 (Liquid gas at low pressure):

Note: Steel cylinders must not be used to fill compressed gas:

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 222 The allowable deviation of the chemical composition of the finished steel

GB/T 223:9 Steel and alloy determination of aluminum content-Chromazurol S spectrophotometric method

GB/T 223:59 Steel and alloy determination of phosphorus content-Bismuth phosphomolybdenum blue spectrophotometric method and antimony phosphomolybdenum blue spectrophotometric method

GB/T 223:63 Methods for chemical analysis of iron, steel and alloy-The sodium (potassium) periodate photometric method for the determination of manganese content

GB/T 223:64 Steel and alloy determination of manganese content by flame atomic absorption spectrometry

GB/T 223:68 Methods for chemical analysis of iron, steel and alloy, the determination of sulfur content by potassium iodate titration after combustion in a tube furnace

GB/T 223:69 Steel and alloy carbon content determination after combustion in tube furnace gas volume method

GB/T 228:1 Tensile Test of Metallic Materials Part 1: Room Temperature Test Method

GB/T 1804 General Tolerance Tolerance of linear and angular dimensions without tolerance

GB/T 2653 Bend test method for welded joints

GB/T 2975 Steel and steel product mechanical performance test sampling location and sample preparation

GB/T 4336 Carbon steel and low- and medium-alloy steel determination of multi-element content Spark discharge atomic emission spectrometry (conventional method)

GB/T 5213 Cold rolled low carbon steel plate and steel strip

GB/T 13005 Gas cylinder terminology

GB/T 14193 Liquefied gas cylinder filling regulations

GB/T 16918 Bursting disc safety device for gas cylinders

GB/T 17878 Industrial bottle valves for non-refillable welded steel cylinders

GB/T 20066 Sampling and sample preparation methods for the determination of the chemical composition of steel and iron

NB/T 47018:3 Technical conditions for ordering welding consumables for pressure equipment Part 3: Gas shielded arc welding wire and filler wire

TSGZ6001 Special equipment operator assessment rules

3 Terms and definitions

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

GB/T 17925 | GB/T 17259 | GB/T 17258 | […]

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 51 pages — is available in the English PDF.

Referenced standards

Normative references

GB/T 223 · GB/T 228 · GB/T 14193

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