This standard specifies the technical requirements, test methods, and inspection rules for the photometric performance of front position lights, rear position lights, clearance lights, and brake lights of automobiles and trailers. This standard applies to M, N, and О Various types of front position lights, rear position lights, clearance lights, and brake lights used in similar vehicles and trailers. In this standard, the various signal lights mentioned above are also referred to as devices. The clauses in the following documents are referred to as provisions of this standard through normative references. 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 4599 Automotive Filament Bulbs for Headlamps GB 4785 Installation Regulations for External Lighting and Light Signaling Devices of Motor Vehicles and Trailers GB 15766.1 Road Motor Vehicle Filament Bulbs, Dimensions, and Photoelectric Performance Requirements (GB 15766.1-2000 idt IEC 60809; 1995) ECE R37 Uniform Provisions on the Certification of Filament Bulbs for Motor Vehicles and Their Headlamps
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