Explore Our Robust Fasteners for Agricultural and Heavy-Duty Applications: Rim Nuts, Track Bolt and Nuts, Axle Housing Lock Nuts, and Flange Nuts | Zhejiang Zhongrui Auto Parts | Engineered for Durability and Performance

Explore Our Robust Fasteners for Agricultural and Heavy-Duty Applications: Rim Nuts, Track Bolt and Nuts, Axle Housing Lock Nuts, and Flange Nuts | Zhejiang Zhongrui Auto Parts | Engineered for Durability and Performance

Zhejiang Zhongrui Auto Parts, with over 38 years of industry expertise, delivers high-quality fastening solutions tailored for agricultural and heavy-duty machinery. Our 20,000+ square meter factory and extensive catalog of over 10,000 specifications ensure we meet the rigorous demands of your applications.

Featured Products: (See Images Attached!)

Rim Nuts: Securely fasten wheels on farm equipment and vehicles, ensuring reliable performance in demanding conditions.

Track Bolt and Nuts: Designed for crawler tracks and heavy-duty machinery, providing robust connections for continuous operation.

Axle Housing Lock Nuts: Essential for maintaining the integrity of axle assemblies, offering secure locking to prevent loosening.

Axle Housing Flange Nuts: Distribute load effectively, providing stable and secure fastening for axle housings in agricultural and industrial machinery.

Key Features:

Material: Carbon Steel, Alloy Steel, Stainless Steel, Brass, or as OEM required.

Finish: Plain, Zinc Plated (Clear/Blue/Yellow/Black), Black oxide, Nickel, Chrome, H.D.G, or as required.

Customization: OEM & ODM services available for tailored solutions.

Quality Assurance: Rigorous testing with Calipers, Go & No-Go Gauges, Tensile Test Machines, and Salt Spraying Testers.

Certifications: IATF 16949

Standards: DIN, GB, ANSI, BSW, ISO

Bolt Property Class: 8.8, 10.9, 12.9 (specialized)

Metric Thread Sizes: M3 to M64

Nut Thread Class: 6H, 7H (Ensures proper thread fit)

Packaging: 100-1000 PCS per bag with label, export standard carton, or as per customer demand.

Delivery: Sample stock and strong production capacity ensure timely delivery.

Meet a few members of our dedicated team, ready to help you:
Coco Chen, Director of Business Development: coco.chen@zjzrap.com
Freddie Xiao, Account Manager: freddie.xiao@zjzrap.com
Brian Xu, Technical Sales Assistant: brian.xu@zjzrap.com

Explore our capabilities and comprehensive product range: https://www.zjzrqc.com/product

IATF16949 Certified

HQ& Factory Address:
No. 680, Ya'ao Road, Daqiao Town, Nanhu District, Jiaxing City, Zhejiang Province, China


Online Map to see where we are exactly located:

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