S-97478A199 M30 x 160 mm DIN 6914, ISO 7412 Metric High-Strength Steel Heavy Hex Head Screws for Structural Applications

Key Features & Benefits at a Glance

• Superior corrosion resistance with hot-dipped galvanized steel coating, extending service life in harsh industrial environments.
• Exceptional load-bearing capacity with Class 10.9 strength grade and 150,000 psi tensile strength for reliable performance in heavy-duty applications.
• Optimized clamping force distribution through partial threading and 118mm grip length, reducing the risk of joint loosening under vibration.
• Easy installation and removal with external hex drive and 50mm head width, allowing for high-torque application with standard tools.
• Precise thread engagement with Class 6g thread fit and M30x3.5 coarse thread, ensuring consistent fastening and reducing cross-threading risks.
• Compliance with international standards including DIN 6914/ISO 7412, guaranteeing dimensional accuracy and interchangeability.
• Environmental and safety compliance with RoHS 3 and REACH regulations, ensuring safe use in regulated industries.

Professional Applications & Engineering Value

Engineered for heavy-duty structural connections, this M30 hex head screw delivers critical performance in construction, machinery assembly, and infrastructure projects where high tensile strength and corrosion resistance are paramount. The hot-dipped galvanized steel construction provides a durable barrier against moisture and chemicals, significantly reducing maintenance needs in outdoor or corrosive environments. With its partial threading design, the screw concentrates clamping force precisely where needed, preventing material distortion in thick-section assemblies. The external hex drive and coarse metric thread enable rapid installation in high-volume applications, while maintaining Class 10.9 strength integrity under dynamic loads and vibration.

Specification Summary & Compliance

This fastener features M30x3.5 coarse metric threads with Class 6g thread fit tolerance ensuring precise engagement. Manufactured to DIN 6914/ISO 7412 specifications for dimensional accuracy and mechanical properties. Complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, confirming absence of restricted hazardous substances. The Class 10.9 strength classification corresponds to 150,000 psi minimum tensile strength and Rockwell C32 hardness, meeting international quality standards for industrial fasteners.