S-90854A167 M8 x 25 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
- High tensile strength of 150,000 psi ensures reliable performance in demanding applications
- Superior corrosion resistance through zinc yellow-chromate plating for extended service life
- Precise Class 6h thread fit provides consistent engagement and vibration resistance
- Class 10.9 strength rating guarantees exceptional load-bearing capacity and durability
- External hex drive design allows for easy installation with standard tools
- Full threading along the 25mm length ensures maximum grip and holding power
- Rockwell C32 hardness maintains structural integrity under heavy mechanical stress
Professional Applications & Engineering Value
These M8 hex head screws with Class 10.9 strength rating are engineered to solve critical fastening challenges in industrial environments. The zinc yellow-chromate plated finish provides exceptional corrosion protection, making them ideal for machinery, equipment assembly, and structural applications where environmental exposure is a concern. The coarse thread with 1.25mm pitch ensures quick installation and reliable performance in various materials, while the external hex drive design allows for high torque application without stripping. Manufactured to ISO 4017 DIN 933 standards, these fully threaded steel fasteners deliver consistent quality and dimensional accuracy for precision engineering applications requiring dependable, high-strength fastening solutions.
Specification Summary & Compliance
This metric hex head screw features M8 x 1.25mm coarse threading with Class 6h thread fit tolerance and 25mm length. Manufactured according to ISO 4017 DIN 933 specifications, the fastener meets rigorous dimensional and performance standards. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across various industrial sectors while maintaining the specified mechanical properties including Rockwell C32 hardness and 150,000 psi tensile strength.
