S-91290A438 M8 x 35 mm DIN 912, ISO 4762 Alloy Steel Socket Head Screws
Alloy Steel Socket 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 tensile strength of 170,000 psi ensures reliable performance in high-stress applications, reducing the risk of fastener failure.
- Superior corrosion resistance from the black-oxide finish on alloy steel prolongs service life in harsh industrial environments.
- Precision hex drive design with a 6mm drive size allows for secure tool engagement and easy installation in confined spaces.
- High hardness rating of Rockwell C37 provides excellent wear resistance, maintaining thread integrity over repeated use.
- Coarse thread pitch of 1.25mm enables quick assembly and strong holding power in various materials.
- Full threading along the 35mm length offers consistent clamping force and versatility in adjustment.
- Compliance with international standards like DIN 912/ISO 4762 ensures dimensional accuracy and interoperability in global projects.
Professional Applications & Engineering Value
Engineered for demanding environments, these M8 socket head cap screws in black-oxide alloy steel address critical challenges in heavy machinery, automotive assembly, and precision equipment. The Class 12.9 strength rating and robust hex drive design prevent stripping and withstand dynamic loads, reducing maintenance downtime. With a coarse thread and fully threaded shank, they ensure rapid, secure fastening in metals and composites, while the corrosion-resistant coating enhances durability in humid or abrasive conditions. Ideal for industrial fasteners requiring high reliability, they support efficient production lines and long-term structural integrity.
Specification Summary & Compliance
This screw adheres to Class 5g6g thread fit tolerances per metric standards, ensuring precise engagement. It meets DIN 912 and ISO 4762 specifications for dimensional consistency and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, guaranteeing environmental safety and material reliability.
