S-90854A175 M8 x 40 mm ISO 4017, DIN 933 High-Strength Metric Class 10.9 Steel Hex Head Screws
High-Strength Metric Class 10.9 Steel Hex Head Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Exceptional load-bearing capacity with 150,000 PSI tensile strength and Class 10.9 rating, ensuring reliable performance in high-stress applications.
- Superior corrosion resistance provided by zinc yellow-chromate plating, extending service life in harsh industrial environments.
- Optimized for efficient installation through a standard external hex drive and 13mm head width, allowing for quick tightening with common tools.
- Precise thread engagement with M8 coarse pitch (1.25mm) and Class 6h fit, reducing cross-threading risks and ensuring secure fastening.
- Full threading along the 40mm length offers maximum grip and adjustability across the entire fastener.
- High durability from Rockwell C32 hardness steel material, resisting wear and deformation under repeated use.
- Global compliance assurance meeting ISO 4017/DIN 933 specifications, guaranteeing interchangeability and quality for international projects.
Professional Applications & Engineering Value
Engineered for demanding industrial and construction applications, this M8 hex head screw addresses critical needs for vibration resistance and structural integrity. The Class 10.9 high tensile strength and fully threaded coarse pitch design ensure that joints remain secure under dynamic loads, preventing loosening in machinery, steel frameworks, and heavy equipment assemblies. The zinc yellow-chromate plating provides a robust barrier against moisture, chemicals, and oxidation, making it ideal for outdoor or corrosive settings. By conforming to ISO 4017 and DIN 933 standards, this steel fastener delivers consistent dimensions and performance, streamlining procurement and reducing installation errors in B2B procurement scenarios.
Specification Summary & Compliance
This product adheres to precise dimensional and mechanical standards, including M8 x 1.25mm coarse thread with Class 6h thread fit for accurate engagement. Manufacturing follows ISO 4017 / DIN 933 specifications, ensuring uniformity and reliability. The 40mm length and external hex drive are designed for compatibility with standard tools. Compliance with industry regulations such as RoHS and REACH is verified, supporting safe and sustainable usage in global markets.
