List of relevant testing items of 100 inspectionsThird-party testing institutions support sample sending and door-to-door testing, mainly providing sample testing services for companies, enterprises, public institutions, individual businesses, and university scientific research, and reporting CMA/CNAS/CAL qualifications, which are true and effective.
Report qualification: CNAS, CMA, CAL, etc.
Testing costs: Quotation sample size according to customer needs and experimental
complexity: Choose to send samples or come to the door according to the sample size
This standard specifies the technical requirements, test methods, inspection rules, marking, packaging, transportation, and storage of heat shrink tubes for power equipment busbars with rated voltages of 35kV and below. This standard applies to heat shrink tubing for power equipment busbars with rated voltage levels of 35kV and below. 2 Normative References: The clauses in the following documents become clauses of this standard through reference in this standard. For dated reference documents, all subsequent amendments (excluding corrected content) or revisions are not applicable to this standard. However, parties to agreements based on this standard are encouraged to study whether the latest versions of these documents can be used. For undated references, the latest version applies to this standard. GB/T 1040.2 Determination of tensile properties of plastics - Part 2: Test conditions for molded and extruded plastics (idt ISO 527-2) - GB/T 1408.1 Test methods for electrical strength of insulating materials - Part 1: Test at power frequency (idt IEC 60243-1) - GB/T 1410 Test methods for volume and surface resistivity of solid insulating materials (idt IEC 60093) - GB/T 2406 Test methods for burning properties of plastics - Oxygen index method (neq So 4589) - GB/T2411 Shore hardness test method for plastics (eqv ISo 868) GB/T 7141 Plastic Hot Air Exposure Test Method (neq JES K7212) JB/T7829-2006 Rated Voltage 1kV (U "=1.2kV) to 35kV (Um=-40.5kV) Power Cable Heat Shrinkable Terminal 3 Terms and Definitions The following terms and definitions apply to this standard. 3.1 Heat shrinkable material is a blend polymer composed of rubber and plastic, and the linear molecular chains of the polymer are transformed into a network structure by irradiation or chemical methods The "memory effect" is rapidly cooled and shaped after heating and expansion, and when heated again to a certain temperature during use, it can shrink to the size before expansion
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 problems100% inspection 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 ChinaDetection and testing characteristics:
1. Full coverage of the testing industry to meet different tests;
2. Full coverage of laboratories, local testing nearby;
3. One-to-one service of engineers to make the detection more accurate
4. Free initial inspection, no testing fee is charged for initial inspection
5. Self-service order Express free door-to-door sampling;
6. The cycle is short, the cost is low, and the service is considerate;
7. Authoritative qualifications such as CMA, CNAS, CAL, etc.;
8. The test report is authoritative and effective