S-97478A151 M22 x 65 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 from hot-dipped galvanized steel coating, ensuring long-term reliability in harsh industrial environments
• Superior load-bearing capacity with 150,000 psi tensile strength and Class 10.9 grade, providing reliable performance in high-stress applications
• Precise thread engagement with Class 6g thread fit and coarse 2.5 mm pitch, enabling faster installation and reduced cross-threading risks
• Optimized mechanical properties featuring Rockwell C32 hardness for excellent wear resistance and durability under repeated loads
• Standardized dimensional accuracy compliant with DIN 6914/ISO 7412 specifications, ensuring perfect compatibility with existing metric systems
• Secure external hex drive with 36 mm head width for high-torque applications and easy installation with standard tools
• Environmental compliance assurance meeting RoHS 3 and REACH regulations for safe usage across global industrial markets

Professional Applications & Engineering Value

Engineered for heavy-duty industrial applications, these M22 hex head screws deliver exceptional performance in structural steel connections, machinery assembly, and infrastructure projects. The hot-dipped galvanized steel construction provides superior protection against corrosion in outdoor or chemically aggressive environments, significantly extending service life and reducing maintenance costs. The Class 10.9 strength rating combined with 150,000 psi tensile strength ensures reliable performance in high-vibration applications and critical load-bearing structures. The partially threaded design with 33 mm grip length offers optimal clamping force distribution, while the coarse metric thread with Class 6g tolerance guarantees secure fastening in steel-to-steel connections. These DIN 6914/ISO 7412 compliant fasteners are particularly valuable in construction, heavy equipment manufacturing, and industrial maintenance where corrosion resistance and high-strength requirements are paramount.

Specification Summary & Compliance

This M22x2.5 hex head screw features precise Class 6g thread fit according to ISO metric standards with coarse thread spacing. Manufacturing complies with DIN 6914 and ISO 7412 specifications for dimensional accuracy and mechanical properties. The fastener meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental compliance requirements, ensuring safe usage across industrial sectors. With 65 mm total length and 32 mm thread length, it maintains strict adherence to international metric fastener standards for reliable performance in global applications.