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Zhejiang Zhongrui Auto Parts Co., Ltd.
Zhejiang Zhongrui Auto Parts Co., Ltd.
As China Automotive Hexagonal Flange Screw Nuts Manufacturers and Hexagon Flange Nuts Factory. Our Company supply Automotive Hexagonal Flange Screw Nuts Wholesale.
Zhejiang Zhongrui Auto Parts Co., Ltd. was founded in 1986. The original unit is located in Ruian City, one of the birthplaces of Wenzhou's economic model, and is located in Tangxia, the "Auto Parts Capital of China". In 2004, in order to further expand its production scale, the company The industrial park in Jiaxing City, Zhejiang, which is located in a very advantageous location, acquired new land and built a modern production plant and office building. The company covers an area of ​​36,237 square meters, with a factory area of ​​20,000 square meters. The company's fixed assets are 130 million yuan.
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Hexagonal Flange Screw Nuts Industry knowledge

Automotive Hex Flange Nuts: Reliable Fastening Solutions for Diverse Applications

RUIQI is committed to delivering dependable and efficient connection solutions. Our Automotive Hex Flange Nuts stand out with their integrated flange design and superior mechanical properties, making them a critical component in automotive manufacturing, construction machinery, and rail transit systems. This article explores the product’s core value through three key aspects: industry adaptability, bolt compatibility, and performance in dynamic environments.

In terms of industry adaptability, RUIQI Automotive Hex Flange Nuts excel in high-load and high-vibration applications. For instance, in automotive chassis and suspension systems, the flange design enlarges the contact area to minimize the risk of sheet metal deformation while ensuring long-term driving stability. In construction, these nuts are widely used in bridge steel structures and heavy machinery connections, where their high-strength materials (e.g., 10.9-grade alloy steel) and Dacromet coatings provide robust resistance to environmental corrosion. Additionally, customized designs are available for rail transit applications, optimizing fatigue resistance to meet the safety demands of frequent vibrations.

To ensure seamless installation and compatibility, RUIQI Automotive Hex Flange Nuts are engineered to align with international standards such as ISO and DIN, eliminating the need for additional washers. Our product range covers sizes from M6 to M30, with bespoke options for special requirements like extended threads or non-standard flange shapes. The hexagonal head design ensures compatibility with conventional wrenches and pneumatic tools, streamlining assembly workflows. 

For dynamic load and vibration challenges, RUIQI rigorously validates product reliability through stringent testing. In simulated automotive vibration tests, our flange nuts maintained stable torque values for over 500 hours of continuous high-frequency vibration, outperforming traditional designs. We also provide detailed torque specifications and tailored bolt pairing recommendations to ensure system-wide safety.

At RUIQI, we prioritize customer needs, combining technical innovation and quality control to make Automotive Hexagonal Flange Screw Nut a trusted choice for demanding applications. For further details or customized solutions, feel free to contact our team.

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