S-91280A200 M12 x 12 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 load-bearing capacity with Class 8.8 strength grade and 110,000 PSI tensile strength for reliable performance in demanding applications
- Enhanced corrosion resistance with black steel construction providing durable protection in industrial environments
- Optimal torque transmission through external hex drive design ensuring secure installation and removal
- Excellent thread engagement with fully threaded M12x1.75mm coarse spacing for faster assembly and strong holding power
- Precision manufacturing to ISO 4017 standards (equivalent to DIN 933) guaranteeing consistent quality and interchangeability
- Environmental compliance meeting RoHS 3 and REACH regulations for safe use across global markets
- Robust material performance with Rockwell C21 hardness maintaining structural integrity under vibration and stress
Professional Applications & Engineering Value
These M12 hex head screws deliver exceptional engineering value in heavy-duty industrial applications where vibration resistance and structural integrity are critical. The Class 8.8 steel construction provides reliable fastening for machinery, structural steel connections, and equipment assembly, while the fully threaded metric design with coarse 1.75mm pitch ensures rapid installation and superior clamping force. The external hex drive accommodates standard tools for efficient maintenance, and the black steel finish offers additional corrosion protection in challenging environments. Engineered to ISO 4017 standards, these screws solve common industrial fastening challenges by combining high tensile strength with precise thread fit for long-term reliability.
Specification Summary & Compliance
Manufactured to precise Class 6g thread fit tolerance with M12x1.75mm coarse thread spacing and right-hand threading. Complies with ISO 4017 (equivalent to DIN 933) manufacturing specifications and meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations. The Class 8.8 strength grade ensures consistent mechanical properties with 110,000 PSI tensile strength and Rockwell C21 hardness for reliable performance in industrial fastening applications.
