Scope
This standard specifies the requirements, test methods, inspection rules, marking, packaging, transportation, storage, quality certificate, and purchase order (or contract) content of electrical round aluminum poles This standard is applicable to the continuous casting and rolling of round aluminum wires, shaped aluminum wires, and other electrical and industrial aluminum conductors for drawn wires, cable conductors, and wire cores The following documents are essential for the application of this document. For dated references, only the dated version applies to this document. For undated references, the latest version (including all modification orders) applies to this document GB/T 3048.2, Test Methods for Electrical Properties of Electric Wires and Cables, Part 2: Electrical Resistivity Testing of Metallic Materials
GB/T 3190 Wrought Aluminum and Aluminum Alloy Chemical Composition
GB/T 49o9.2 Bare Wire Test Methods Part 2: Dimensional Measurement
GB/T 4909.3 Bare Wire Test Methods Part 3: Tensile Testing
GB/T 7999 Aluminum and Aluminum Alloy Photoelectric Direct Reading Emission Spectroscopy Analysis Method
GB/T 8170 Numerical Correction Representation and determination of approximate rules and limit values
GB/T 17432 Sampling methods for chemical composition analysis of wrought aluminum and aluminum alloys
Function of testing report:
1. Project bidding: Issue authoritative third-party CMA/CNAS qualification report
2. Online e-commerce platform entry: Quality inspection report recognized by major e-commerce platforms 3. Used as a sales report: issuing legally effective testing reports to make consumers more confident 4. Papers and research: Provide professional personalized testing needs 5. Judicial services: providing scientific, fair, and accurate testing data 6. Industrial problem diagnosis: Verify the troubleshooting and correction of industrial production problemsBaijian and testing process:
1. Telephone communication and confirmation of requirements
2. Recommend solutions and confirm quotations 3. Mail samples and arrange testing 4. Progress tracking and result feedback 5. Provide reports and after-sales service 6. If urgent or priority processing is requiredTesting and testing characteristics:
1. The testing industry is fully covered, meeting different testing needs
2. Fully cover the laboratory and allocate localized testing nearby3. Engineers provide one-on-one services to make testing more accurate
4. Free initial testing, with no testing fees charged
5. Self service order delivery for free on-site sampling
6. Short cycle, low cost, and attentive service 7. Possess authoritative qualifications such as CMA, CNAS, CAL, etc 8. The testing report is authoritative and effective, and is generally used in China