GB/T 8891-2025 English PDF - Copper Alloy Radiator Tubes Standard
Copper and copper alloy tube for heat radiator
Standard Details
GB/T 8891-2025 (English Version)
- English translated version
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GB/T 8891-2025 (Chinese Version)
- Chinese original version
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Standard Introduction
This document specifies the classification and marking, technical requirements, test methods, inspection rules, marking, packaging, transportation, storage, accompanying documents and contents of purchase orders for copper and copper alloy heat dissipation tubes.
This document is applicable to copper and copper alloy heat dissipation tubes (hereinafter referred to as tubes) used for radiators in power machinery such as tanks, automobiles, locomotives and tractors as well as in the aerospace industry.
Standard Catalog
The standard consists of the following main sections:
Foreword
1 Scope
2 Normative References
3 Terms and Definitions
4 Classification and Marking
4.1 Product Classification
4.2 Product Marking
5 Technical Requirements
5.1 Chemical Composition
5.2 Dimensional Tolerances and Permissible Deviations
5.3 Mechanical Properties
5.4 Non-destructive Testing
5.5 Residual Stress
5.6 Surface Quality
6 Test Methods
6.1 Chemical Composition
6.2 Dimensional Tolerances and Permissible Deviations
6.3 Mechanical Properties
6.4 Non-destructive Testing
6.5 Residual Stress
6.6 Surface Quality
7 Inspection Rules
7.1 Inspection and Acceptance
7.2 Lot Formation
7.3 Inspection Items
7.4 Sampling
7.5 Judgment of Inspection Results
8 Marking, Packaging, Transportation, Storage and Accompanying Documents
8.1 Marking, Packaging, Transportation and Storage
8.2 Accompanying Documents
9 Contents of Purchase Order
Appendix A
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