Оценка 8.8 Метрический оцинкованный болт с шестигранной головкой из нержавеющей стали

М4, M6, M8, М10, M12 и другие размеры используются чаще, MOQ is 50000-100000PCS)

Размер: М4, M6, M8, М10, M12

Материал: Hexagon socket screws are usually made of carbon steel, Сплава Сталь, нержавеющая сталь и другие материалы.

Обработка поверхности: гальванизация, Никелевое покрытие, phosphating, Дакромет, и т. д..

Термическая обработка: Степень твердости термической обработки может быть HRC22 ~ 44, 4.8, 6.8, 8.8, 10.9, 12.9, и т. д.. в соответствии с фактическими потребностями

 

Оценка 8.8 Stainless Steel Galvanized Hex Bolt

The оцинкованный болт с шестигранной головкой из нержавеющей стали is engineered for demanding aerospace, Автомобиль, and industrial applications where strength, точность, and reliability are critical. Designed to deliver high torque capacity and long-term structural stability, this fastener meets the performance expectations of professional-grade assemblies.

High-Torque Hex Socket Design

The precisely machined hexagonal socket enables a tight fit with hex wrenches, allowing the application of high tightening torque while minimizing the risk of slippage or misoperation. This design ensures secure fastening even in compact installation spaces.

Оценка 8.8 Strength for Critical Applications

Manufactured to Grade 8.8 mechanical standards, the bolt provides excellent tensile strength and load-bearing performance. It is well suited for components subjected to vibration, dynamic loads, and complex operating conditions.

Galvanized Stainless Steel for Corrosion Resistance

The galvanized surface treatment enhances corrosion resistance while maintaining the inherent durability of stainless steel. This makes the bolt suitable for environments exposed to moisture, temperature variation, and long-term mechanical stress.

Precision Cold-Forged Manufacturing

Production begins with high-quality wire material processed through cold heading at room temperature. Controlled pressure and speed ensure accurate forming, superior strength, and consistent dimensional precision. Cold forging significantly improves production efficiency while maintaining tight tolerances.

Advanced Secondary Machining

For specialized requirements, precision turning is applied to the bolt head or tail to achieve exact dimensional specifications. The hexagonal socket is milled using dedicated tooling to ensure precise angles and depth, guaranteeing reliable torque transmission.

Thread Rolling for Structural Integrity

Threads are formed via rolling rather than cutting, resulting in improved surface finish, higher fatigue resistance, and enhanced load distribution—essential for aerospace-grade fastening solutions.

Wide Application Scope

This stainless steel galvanized hex bolt is widely used in:

  • Aerospace structures and assemblies

  • Automotive engines, шасси, and body components

  • Heavy machinery such as machine tools, краны, и конвейеры

  • Electronic equipment manufacturing

  • Construction and infrastructure projects

Its consistent performance under high-speed operation and complex mechanical conditions makes it a trusted choice across industries.

оцинкованный болт с шестигранной головкой из нержавеющей стали

Оценка 8.8 Метрический оцинкованный болт с шестигранной головкой из нержавеющей стали

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