S-97478A104 M12 x 45 mm DIN 6914, ISO 7412 Metric High-Strength Steel Heavy Hex Head Screws for Structural Applications

Key Features & Benefits at a Glance

• Exceptional corrosion resistance through hot-dipped galvanized steel construction, ensuring long-term reliability in harsh industrial environments
• Superior load-bearing capacity with Class 10.9 strength grade and 150,000 psi tensile strength for demanding structural applications
• Optimized torque transmission via external hex drive design and 21mm head width for secure installation with standard tools
• Enhanced thread engagement with coarse 1.75mm pitch and Class 6g thread fit, providing reliable fastening in various materials
• Precise length control with 45mm total length and 22mm grip length for accurate joint clamping force distribution
• Industry-standard compatibility meeting DIN 6914/ISO 7412 specifications for seamless integration into existing engineering designs
• Environmental compliance assurance with RoHS 3 and REACH regulations for sustainable manufacturing practices

Professional Applications & Engineering Value

These M12 hex head screws deliver critical engineering solutions where high-strength fastening meets environmental durability. The hot-dipped galvanized steel construction provides superior protection against corrosion in outdoor installations, chemical processing facilities, and marine applications. With Rockwell C32 hardness and 150,000 psi tensile strength, these Class 10.9 heavy-duty fasteners maintain structural integrity under extreme vibration and dynamic loads. The partially threaded design with coarse metric threading ensures optimal clamping force distribution across the 22mm grip length, making them ideal for structural steel connections, heavy machinery assembly, and infrastructure projects requiring DIN 6914/ISO 7412 compliant components that withstand long-term stress without compromising performance.

Specification Summary & Compliance

This M12 x 1.75mm hex head screw features precise Class 6g thread fit tolerance and right-hand thread direction according to metric standards. Manufacturing complies with DIN 6914 ISO 7412 specifications for dimensional accuracy and mechanical properties. The fastener meets RoHS 3 (2015/863/EU) compliance for restricted substance control and REACH (EC 1907/2006) compliance for chemical safety regulations. With 23mm thread length and 7.5mm head height, these screws maintain consistent performance across industrial applications requiring certified high-strength fastening solutions.