S-97478A103 M12 x 40 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
- Superior corrosion resistance with hot-dipped galvanized steel coating, ideal for outdoor and harsh industrial environments.
- Exceptional tensile strength of 150,000 PSI from Class 10.9 grade, ensuring reliable performance under high-stress conditions.
- Enhanced durability and wear resistance due to Rockwell C32 hardness, reducing fastener failure and maintenance needs.
- Secure and easy installation with external hex drive and 21mm head width, providing excellent torque transfer and tool compatibility.
- Optimized load distribution through the partially threaded design and 19mm grip length, minimizing loosening in dynamic applications.
- Precise fit and interchangeability with Class 6g thread fit and M12x1.75mm coarse thread, meeting strict DIN 6914/ISO 7412 standards.
- Compliance with environmental regulations including RoHS 3 and REACH, ensuring safe and sustainable use in global markets.
Professional Applications & Engineering Value
This M12 hex head screw is engineered to address critical challenges in heavy-duty and structural applications, such as construction, machinery assembly, and infrastructure projects. The hot-dipped galvanized steel material provides a robust barrier against rust and chemical exposure, extending service life in corrosive environments. With a Class 10.9 strength rating and Rockwell C32 hardness, it withstands high vibrational loads and tensile stresses, reducing the risk of joint failure. The partially threaded design and coarse thread (M12x1.75mm) ensure quick assembly and reliable clamping force, while compliance with DIN 6914/ISO 7412 standards guarantees consistency and safety in industrial fastening systems.
Specification Summary & Compliance
This fastener features precise Class 6g thread fit and metric coarse threading (M12x1.75mm) for accurate engagement. It is manufactured in accordance with DIN 6914/ISO 7412 specifications, ensuring dimensional consistency and performance reliability. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, supporting environmentally responsible procurement and use in various industrial sectors.
