Pre test accuracy inspection、 pressure holding performance test、 testing of inertia decrease value when the slider suddenly stops in an emergency、 static stiffness test、 pressure test in the oil cylinder、 testing of hysteresis time for liquid filling and boosting、 speed test、 noise test、 hydraulic system cleanliness test、 transmission efficiency、 reliability test、 etc. Requirements for testing instruments and measuring tools for four-column hydraulic press testing A1 precision pressure gauge: 0.4 level accuracy. A2 surface thermometer: ± 3 ℃ A3 measurement and recording instrument combination: system accuracy、 including calibration and recording errors、 shall not be less than 5%. The instruments and measuring tools used for testing projects that reference other standards in A4 should comply with the provisions of relevant standards P>
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 problemsinspection 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