SAIJIN high-strength fasteners utilize cold-forged carbon steel with zinc-nickel plating, achieving 10.9 grade tensile strength and 500h salt spray resistance. Precision-threaded for vibration-proof performance in automotive chassis and wind turbine assemblies. Custom sizes/coatings available for aerospace and rail transit applications.
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We support various order quantities from small sample batches to large-scale production, providing flexible options to meet different research and manufacturing needs.
We implement closed-loop quality management, integrate customer feedback, conduct regular process audits, and continuously optimize testing protocols.
Our engineering team provides application consulting, failure analysis, and technical documentation support throughout the product development cycle.
Our production system has passed IATF 16949 certification, and some products meet automotive grade reliability standards.
All goods come with a complete material certification package, including RoHS, REACH compliance reports and material composition analysis.
Standard products are usually shipped within 7-15 working days after order confirmation, and urgent requests can be provided with expedited options.
100% inspection is carried out through CNC machining centers and automated optical measurement systems with a repeatability of 0.005mm.
Our silver coating thickness is at least 3 μ m, and an optional 5 μ m thick coating is available for extreme environmental applications.
Our AgNi10 alloy has a resistivity of ≤ 2.1 μ Ω· cm and can also provide lower resistance options through special formulations.
Tel: +86-577-85210099
E-Mail: info@wzsaijin.com
