S-98930A214 M16 x 80 mm ASME B18.5, ISO 8678 Carriage Bolts
Carriage Bolts
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Basic Information
Head Parameters
Neck & Shank Parameters
Dimension Parameters
Thread Parameters
Material & Strength Parameters
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Key Features & Benefits at a Glance
- Superior corrosion resistance with zinc yellow-chromate plating, extending service life in harsh industrial environments
- High tensile strength of 120,000 PSI (Class 8.8) ensures reliable performance in heavy-duty applications
- Square neck design prevents rotation during installation, speeding up assembly and reducing labor costs
- Partially threaded M16x2mm coarse thread provides optimal grip strength while allowing for easier alignment
- Rockwell C22 hardness maintains structural integrity under high stress and vibration conditions
- Rounded head with wide profile distributes clamping force evenly and reduces surface damage
- Compliance with ASME B18.5 and ISO 8678 standards guarantees consistent quality and interchangeability
Professional Applications & Engineering Value
These M16 carriage bolts with Class 8.8 strength and zinc yellow-chromate plating are engineered to solve critical fastening challenges in demanding industrial settings. The square neck design eliminates spinning during torque application, making them ideal for structural steel connections, machinery assembly, and transportation equipment where vibration resistance is crucial. The partially threaded configuration allows the unthreaded shank to bear shear loads effectively, while the coarse metric threading ensures quick installation in wood, metal, and composite materials. With 120,000 PSI tensile strength and corrosion-resistant plating, these bolts provide long-term reliability in construction, agricultural equipment, and material handling systems where failure is not an option.
Specification Summary & Compliance
This metric carriage bolt features M16x2mm coarse threading with Class 6h thread fit for precise engagement, 80mm total length with 38mm minimum thread length, and square neck measuring 16.7mm width. Manufactured to ASME B18.5 and ISO 8678 standards, ensuring dimensional accuracy and performance consistency. The zinc yellow-chromate plated steel construction provides environmental protection while maintaining Rockwell C22 hardness and Class 8.8 mechanical properties.