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Testing scope: building steel tie rods, bridge steel tie rods, dock steel tie rods, dock steel tie rods, stainless steel tie rods, high-strength anchor rods, etc. Test items: size and appearance deviation, material chemical composition, material grade analysis, yield strength, tensile strength, elongation after fracture, reduction of area, impact absorption energy, surface quality, finished product tensile test, etc. According to the testing standard GB/T 20934-2007 Steel Tie Rods GB/T 222 Permissible Deviation in Chemical Composition of Finished Steel GB/T 228 Metallic Materials Room Temperature Tensile Test Method GB/T 229 Metallic Charpy Notch Impact Test Method GB/T 699 High Quality Carbon Structural Steel GB/T 700 Carbon Structural Steel GB/T 702 Hot Rolled Round and Square Steel Dimensions, Appearance Weights and Permissible Deviations GB/T 1591 Low Alloy High Strength Structural Steels GB/T 2975 Steel and Steel Products Mechanical Properties Testing Sampling Locations and Sample Preparation GB/T 3077 Alloy Structural Steels GB/T 5796 (All Parts) Trapezoidal Thread 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 problems100% inspection 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
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