S-91052A112 M12 x 30 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 capacity with 150,000 psi tensile strength for reliable performance in high-stress applications
- Superior corrosion resistance through zinc yellow-chromate plating, extending service life in demanding environments
- Precision fine threading (1.5mm pitch) ensures secure, vibration-resistant connections in critical assemblies
- High-grade Class 10.9 steel construction provides consistent mechanical properties and Rockwell C32 hardness for durability
- Standard-compliant manufacturing meeting ISO 8676/DIN 961 specifications guarantees interchangeability and quality assurance
- External hex drive design enables efficient installation and removal with common tools, reducing assembly time
- Full threading along 30mm length offers maximum engagement flexibility for various material thicknesses
Professional Applications & Engineering Value
This M12 hex head screw delivers exceptional engineering value through its Class 10.9 high-strength steel composition and zinc yellow-chromate finish, specifically engineered to address common industrial fastening challenges. The fine pitch metric threading (M12×1.5mm) provides superior resistance to vibrational loosening in machinery, automotive, and structural applications where dynamic loads are present. The fully threaded design ensures consistent clamping force distribution, while the external hex drive facilitates quick installation in confined spaces. Meeting ISO 8676/DIN 961 specifications, these screws offer reliable performance in heavy-duty applications where fastener failure is not an option, from manufacturing equipment to construction frameworks requiring 150,000 psi tensile strength and corrosion protection.
Specification Summary & Compliance
Manufactured to precise Class 6h thread fit tolerances with right-hand metric fine threading. Complies with ISO 8676/DIN 961 international standards for dimensional accuracy and mechanical properties. The zinc yellow-chromate plating provides RoHS-compliant corrosion protection while maintaining the Rockwell C32 hardness and mechanical characteristics required for Class 10.9 strength grade fasteners in industrial applications.
