S-91280A750 M12 x 80 mm ISO 4017, DIN 933, ISO 898 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
- Exceptional corrosion resistance with zinc plating, ensuring long-term reliability in harsh industrial environments
- High tensile strength of 110,000 psi provides superior load-bearing capacity for demanding applications
- Class 8.8 strength grade delivers reliable performance in heavy-duty machinery and construction assemblies
- Fully threaded design offers maximum grip and uniform stress distribution along the entire length
- Coarse metric threading (M12 x 1.75mm) enables quick installation and reduced cross-threading risks
- External hex drive with 19mm head allows for high-torque application using standard tools
- Compliance with ISO 4017, DIN 933, and ISO 898 standards guarantees precise dimensional accuracy and interchangeability
Professional Applications & Engineering Value
Engineered for heavy-duty industrial applications, these M12 hex head screws provide critical solutions where vibration resistance and structural integrity are paramount. The Class 8.8 steel construction combined with zinc plating creates a durable fastener capable of withstanding corrosive environments in construction, machinery assembly, and manufacturing facilities. The coarse metric thread design ensures rapid installation while maintaining secure fastening in materials where fine threads might strip or fail. With full threading along the 80mm length, these screws distribute clamping forces evenly, preventing stress concentration points that could lead to joint failure under dynamic loads.
Specification Summary & Compliance
This hex head screw features precision Class 6h thread fit according to ISO metric standards, ensuring consistent engagement and reliable performance. Manufacturing specifications strictly adhere to ISO 4017, DIN 933, and ISO 898 standards for dimensional accuracy and mechanical properties. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, confirming its suitability for use across various industries without hazardous substance restrictions.
