1.1 Theme: This specification specifies the general requirements, quality assurance regulations, and test methods for circular conductor unshielded flexible ribbon cables. 1.2 Scope of Application This specification applies to circular conductor unshielded flexible ribbon cables. 2. Reference GB 191-9o Packaging, Storage and Transportation Graphical Symbols GB 2423.16-90 Basic Environmental Testing Procedures for Electrical and Electronic Products Test J: Long Mold Test Method GB 3048.4-83 Direct Current Resistance Test Method GB 3048.8-83 AC Voltage Test Method GB 3953-83 Electrical Round Mace Wire GB 4910-85 Tin Plated Round Pot Copper Wire GB 6995.3-86 Identification Marks for Electric Wire and Cable Part 3: Identification Marks for Electric Wire and Cable GJB 179-86 Counting Sampling Inspection Procedures and Tables GJB 360.1-87 Test Methods for Electronic and Electrical Components General Principles GJB 360.6-87 Test Methods for Electronic and Electrical Components Humidity Resistance Test GJB 360.18-87 Test Methods for Electronic and Electrical Components: Solderability Test
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