| The test methods for the static torsional strength, torsional fatigue life and wear life of the 5-407X universal joint assembly in bench tests shall comply with the provisions of China's standard QC/T 523-1999. |
| The assembly length of the 5-407X universal joint assembly is measured under the compression state (where the end face of the cross shaft is in full contact with the bottom of the bearing). The value of the compression force P is as specified. |
| The radial clearance of the needle bearings in the 5-407X universal joint assembly is obtained by subtracting the inner diameter of the single needle group of the needle bearing from the diameter of the cross shaft journal. It can also be detected using a special inspection tool. |
| The logo on the cross-axis product should be printed on the non-machined surface. |
| The font on the product surface should be upright and clear, with uniform thickness of the lines. |
| The assembly shall be rust-proofed prior to packaging, and the marks on the package shall be complete and legible. |
We have installed nine full-process fantastic inspection nodes overlaying "raw fabric warehousing - manufacturing processing - completed product delivery", geared up with expert tools such as spectrum analyzers, ultrasonic flaw detectors, and dynamic stability detectors. It realizes full-dimensional trying out such as unique chemical composition detection (Cr, Mo content material deviation ≤0.05%), non-destructive trying out (sensitivity up to φ0.2mm equal flat-bottom hole), and dynamic stability calibration (grade G1.0). Products have exceeded CE certification and ISO/TS16949 car enterprise best device certification. Additional salt spray assessments (720 hours no rust) are set for remote places markets to meet fine requirements in Europe, Africa, Southeast Asia and different regions. The certified price of bulk merchandise is stably above 99.8%, constructing a zero-defect great protection line.
Universal Joint Factory in China
Products are exported to greater than 30 nations and areas in Europe, America, Africa and Southeast Asia.We have installed localized carrier retailers in key markets such as Tanzania and Vietnam, offering technical support, after-sales upkeep and spare components grant services, with an foreign places client repurchase price of over 85%.
FAQ
Q: What preferential policies are there for becoming a long-term partner?
A: Long-term companions can experience bulk buy reductions (5%-8% cut price for annual purchases over 50,000 pieces), precedence manufacturing scheduling, free pattern updates, upgraded technical assist and distinct client supervisor docking services.
Q: Can you provide progress feedback during the production process?
A: After the order is confirmed, an one-of-a-kind docking crew will be mounted to comments the manufacturing development to clients each and every week (including uncooked cloth procurement, manufacturing and processing, inspection and packaging, etc.). Important nodes (such as manufacturing completion and shipment) will be notified to clients immediately.
Q: How to feedback problems and follow up the handling progress?
A: Problems can be fed lower back thru the exceptional client manager, email, phone, etc. We will reply inside 24 hours, make clear the trouble coping with format and time node, and oftentimes observe up the managing development with clients till the hassle is solved.
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