S-91280A212 M12 x 100 mm ISO 4017, DIN 933 Medium-Strength Metric Class 8.8 Steel Hex Head Screws
Medium-Strength Metric Class 8.8 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
- Superior tensile strength of 110,000 psi ensures reliable performance in demanding industrial applications, reducing the risk of fastener failure.
- Class 8.8 strength rating provides excellent durability and resistance to deformation under high-stress conditions, extending service life.
- Fully threaded design offers consistent grip and load distribution along the entire 100mm length, enhancing assembly stability.
- External hex drive and hex head allow for easy installation with standard tools, speeding up assembly processes and reducing labor time.
- Coarse thread with Class 6g fit ensures quick, secure engagement and resistance to vibration loosening in rugged environments.
- Black steel construction with Rockwell C21 hardness delivers corrosion resistance and long-term reliability in various operating conditions.
- Compliance with ISO 4017/DIN 933 standards guarantees precise dimensions and interoperability, ensuring consistent quality in global projects.
Professional Applications & Engineering Value
This M12 hex head screw is engineered to address common industrial challenges, such as vibration-induced loosening and structural fatigue. Made from Class 8.8 steel with a fully threaded metric design, it provides uniform stress distribution and high clamp force, making it ideal for heavy-duty machinery, construction frameworks, and automotive assemblies. The coarse thread pitch of 1.75mm and Class 6g thread fit enable rapid installation and secure fastening in materials prone to stripping, while the black surface finish enhances corrosion resistance. By meeting ISO 4017 and DIN 933 specifications, this screw ensures reliability in critical applications, reducing maintenance needs and downtime.
Specification Summary & Compliance
This fastener adheres to precise dimensional tolerances, including Class 6g thread fit and metric coarse threading (M12 x 1.75mm), in accordance with ISO 4017/DIN 933 manufacturing standards. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material sustainability for industrial use.
