S-97478A101 M12 x 30 mm DIN 6914, ISO 7412 Metric High-Strength Steel Heavy Hex Head Screws for Structural Applications
Metric High-Strength Steel Heavy Hex Head Screws for Structural Applications
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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 hot-dipped galvanized steel coating for long-lasting performance in harsh environments
- Superior load-bearing capability with Class 10.9 strength grade and 150,000 psi tensile strength for demanding applications
- Reliable thread engagement with Class 6g thread fit and coarse 1.75mm pitch for faster assembly and vibration resistance
- Optimized torque transmission through external hex drive and 21mm head width for secure installation with standard tools
- Precise fastening control with partially threaded design and 9mm grip length for accurate joint clamping
- Enhanced durability with Rockwell C32 hardness to withstand mechanical stress and repeated use
- Industry-standard compatibility meeting DIN 6914/ISO 7412 specifications for reliable interchangeability
Professional Applications & Engineering Value
These M12 hex head screws deliver critical engineering solutions for heavy-duty industrial applications where fastener failure is not an option. The hot-dipped galvanized steel construction provides superior protection against corrosion in outdoor or chemically aggressive environments, while the Class 10.9 strength rating ensures reliable performance under extreme mechanical loads. The coarse thread metric design with 1.75mm pitch offers excellent vibration resistance and faster installation in structural steel connections, machinery assembly, and construction frameworks. The partially threaded configuration allows for precise clamping force distribution, making these external hex drive fasteners ideal for applications requiring controlled tension and shear strength.
Specification Summary & Compliance
This M12 x 1.75mm hex head screw features Class 6g thread fit tolerance and 30mm total length with 21mm thread length. Manufactured to DIN 6914/ISO 7412 standards for dimensional accuracy and performance consistency. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across various industrial sectors.
