As a third-party testing institution under collective ownership, the Baijian Testing Center can conduct multi-dimensional testing according to testing standards and issue testing reports within 7-15 working days
Inspection scope (partial)
Accessories piston, forged piston, concrete pump piston, motorcycle piston, mud pump piston, air compressor piston, polyurethane piston, cylinder piston, engine piston, plastic piston, rubber piston, etc
Testing items (some
) include strength, stiffness, high temperature resistance, thermal conductivity, high pressure resistance, corrosion resistance, heat dissipation performance, friction coefficient, thermal expansion coefficient, wear reduction performance, etc
Testing standards (partial)
GB/T 1149.3-2010 Internal Combustion Engine Piston Rings - Part 3: Material Specification
GB/T 1149.4-2008 Internal Combustion Engine Piston Rings - Part 4: Quality Requirements
GB/T 1149.4-2021 Internal Combustion Engine Piston Rings - Part 4: Quality Requirements
GB/T 1149.5-2008 Internal Combustion Engine Piston Rings - Part 5: Inspection Methods
GB/T 2879-2005 Hydraulic Cylinder Pistons and Rod Dynamic Sealing Grooves - Dimensions and TolerancesFunction 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