Shackle, a type of rigging. The commonly used shackles in the domestic market are generally divided into three categories according to production standards: national standard, American standard, and Japanese standard. It can be divided into arch shaped (Omega shaped) and D-shaped (U shaped or straight shaped) according to its form; According to the place of use, it can be divided into two types: marine and land. The safety factor can be 4 times, 5 times, 6 times, or even 8 times (such as the GUNNEBO Super Shackle in Sweden). Common materials include carbon steel, alloy steel, stainless steel, high-strength steel, etc. Surface treatment is generally divided into galvanizing (hot dip and electroplating), painting, and Dacromet plating
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