S-91052A101 M8 x 20 mm ISO 8676, DIN 961 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 capability with 150,000 psi tensile strength and Class 10.9 rating for reliable performance in demanding applications
- Superior corrosion resistance through zinc yellow-chromate plating that protects against environmental degradation
- Precise thread engagement with Class 6h fit and fine 1mm pitch ensuring secure fastening in critical assemblies
- Optimized torque transmission via external hex drive design that prevents tool slippage during installation
- Enhanced durability from Rockwell C32 hardness that maintains structural integrity under repeated stress
- Full-threaded design providing maximum grip length and uniform stress distribution along the entire 20mm length
- International compliance assurance meeting ISO 8676/DIN 961 specifications for global project compatibility
Professional Applications & Engineering Value
These M8 hex head screws deliver critical engineering solutions where high tensile strength and corrosion resistance are paramount. The Class 10.9 steel construction combined with zinc yellow-chromate plating addresses common industrial challenges of structural failure and environmental degradation in heavy machinery, automotive assemblies, and construction equipment. The fine 1mm pitch metric threading ensures superior vibration resistance in dynamic applications, while the external hex drive facilitates efficient installation in confined spaces. Engineered to ISO 8676/DIN 961 standards, these fully threaded fasteners provide reliable performance in critical joints where failure is not an option.
Specification Summary & Compliance
Manufactured to precise metric dimensions with M8 x 1mm fine threads meeting Class 6h thread fit tolerance. Complies with ISO 8676/DIN 961 specifications for dimensional accuracy and performance characteristics. The Class 10.9 strength rating corresponds to 150,000 psi tensile strength with Rockwell C32 hardness verification. Features zinc yellow-chromate plating for corrosion protection and meets RoHS and REACH environmental compliance standards for industrial use.
