S-97478A156 M22 x 100 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 with hot-dipped galvanized steel coating, ensuring long-term durability in harsh industrial environments
• Superior load-bearing capacity with Class 10.9 strength grade and 150,000 psi tensile strength for heavy-duty applications
• Reliable thread engagement featuring M22 coarse thread (2.5mm pitch) with Class 6g fit for secure fastening and vibration resistance
• Optimized partial threading design providing 34mm threaded length and 66mm grip length for precise clamping force distribution
• Industry-standard compliance meeting DIN 6914/ISO 7412 specifications for consistent performance and interchangeability
• Enhanced installation efficiency with external hex drive and 36mm head width for easy tool access and high torque application
• Environmental regulation compliance with RoHS 3 and REACH standards for safe use across global markets

Professional Applications & Engineering Value

Engineered for demanding industrial applications, this M22 hex head screw delivers critical performance where structural integrity matters most. The hot-dipped galvanized steel construction provides superior corrosion protection for outdoor infrastructure, machinery assemblies, and construction projects exposed to environmental elements. With its Class 10.9 strength rating and 150,000 psi tensile strength, this heavy-duty hex screw maintains clamping force under extreme vibration and dynamic loads. The partially threaded design ensures optimal stress distribution across the 66mm grip length, preventing joint loosening while the coarse metric thread enables quick assembly in structural steel connections, equipment mounting, and industrial framing systems requiring reliable, high-strength fastening solutions.

Specification Summary & Compliance

This hex head screw features precise M22x2.5 coarse thread with Class 6g thread fit according to metric standards. Manufacturing complies with DIN 6914/ISO 7412 specifications for dimensional accuracy and mechanical properties. The fastener demonstrates full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring unrestricted use in industrial markets worldwide. With Rockwell C32 hardness and verified 150,000 psi tensile strength, this Class 10.9 bolt meets rigorous quality standards for critical applications.