S-93180A916 M8 x 20 mm DIN 603 Carriage Bolts
Carriage Bolts
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Basic Information
Head Parameters
Neck & Shank Parameters
Dimension Parameters
Thread Parameters
Material & Strength Parameters
Finish & Compliance Parameters
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Key Features & Benefits at a Glance
- Superior corrosion resistance with 316 stainless steel construction, ideal for harsh industrial and marine environments
- Exceptional mechanical strength with 70,000 psi tensile strength and Rockwell B55 hardness for reliable, heavy-duty load-bearing
- Secure anti-rotation performance provided by the integrated square neck, preventing bolt spin during installation and use
- Optimized for quick assembly with a coarse M8 x 1.25mm thread and Class 8g fit, ensuring easy engagement and reduced installation time
- Enhanced durability and longevity from the rounded carriage head design, which distributes load and resists surface damage
- Full regulatory compliance with DIN 603 standards, RoHS 3, and REACH, guaranteeing safety and environmental responsibility
- Versatile fully-threaded design allowing for maximum adjustability and grip length in various material thicknesses
Professional Applications & Engineering Value
This M8 carriage bolt is engineered to address critical challenges in structural and mechanical assemblies where vibration resistance, corrosion, and long-term reliability are paramount. The 316 stainless steel material provides excellent resistance to chemicals, saltwater, and extreme temperatures, making it a top choice for marine hardware, food processing equipment, and outdoor infrastructure. The square neck securely locks into materials, eliminating rotation during torque application and preventing loosening under dynamic loads. Combined with the metric coarse threading and fully threaded shank, it ensures rapid installation and robust performance in high-stress applications, reducing maintenance cycles and total cost of ownership for industrial operators.
Specification Summary & Compliance
This bolt features a Class 8g thread fit per ISO/metric standards, ensuring precise dimensional accuracy and interchangeability. Manufacturing and material specifications strictly adhere to DIN 603. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming it is free of restricted hazardous substances and safe for use in regulated industrial and consumer applications.