SGS Hex Flange Nut for Automobile Grade 8

1. We can manufacture high-quality fasteners that meet GB, DIN, ANSI, JIS, and ISO standards.

2. Customized manufacturing is available based on customer drawings or specifications.

Shanghai Jinrui Norm Parts Supplies Co., Ltd. specializes in producing fastening components and other standard parts. The company owns two factories: Shanghai Xingrui Bolt Factory and Shanghai Xingrui Wire Steel Factory. With a wide range of cold-heading, nut, and hot-heading machines, we are able to produce high-quality fasteners according to various international standards and customer requirements. Our certifications include ISO9001 and TS 16949, ensuring top-level quality control and reliability.

From raw materials to final product delivery, our process follows strict quality control. Key steps include wire drawing, annealing, pickling, heading, rolling, heat treatment, surface treatment, and packaging. Every stage is monitored to ensure precision and consistency.

Our laboratory is equipped with advanced testing instruments, including salt spray testers, direct-reading spectrometers, metallographic analyzers, carbon sulfur analyzers, electrolytic thickness gauges, projectors, hydraulic tensile testers, hardness testers, and more. These tools ensure comprehensive quality assurance at every stage of production.

Standard packaging includes cartons and wooden pallets. Each pallet holds 20–25 kg, with 36 cartons per pallet. Custom packaging is also available upon request.

Jinrui has obtained ISO9001 (2001) and TS16949 (2012) certifications. We also hold a special equipment manufacturing license for pressure pipelines (2010). Additionally, we have global product liability insurance from PICC to ensure customer confidence.