S-93604A729 1/2"-13 x 6" ASTM A307, ASTM A153, ASME B18.5 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
- Exceptional corrosion resistance with hot-dipped galvanized steel coating, ideal for outdoor and harsh industrial environments.
- High tensile strength of 60,000 PSI ensures reliable load-bearing capacity for heavy-duty construction and machinery applications.
- Square neck design prevents rotation during installation, providing secure and stable fastening without additional tools.
- Coarse UNC threading with Class 2A fit offers easy alignment and quick assembly, reducing installation time and labor costs.
- Rounded head profile enhances safety by minimizing snagging risks and providing a smooth, finished appearance.
- Compliance with ASTM A307 and ASME B18.5 standards guarantees consistent quality and performance in structural and industrial uses.
- RoHS 3 and REACH compliant materials ensure environmental safety and regulatory adherence for global supply chains.
Professional Applications & Engineering Value
This hot-dipped galvanized steel carriage bolt is engineered to address common challenges in construction and industrial settings, such as corrosion from weather exposure and the need for robust, long-lasting fasteners. The Grade 2 classification and 60,000 PSI tensile strength provide dependable performance in heavy-load applications, while the square neck securely locks into materials to prevent spinning during tightening. With coarse UNC threads and Class 2A fit, it ensures quick, precise installation in wood, metal, or composite structures, reducing downtime. Ideal for bridges, agricultural equipment, and framing projects, this bolt delivers superior weather resistance and durability, meeting the demands of professional engineers and contractors.
Specification Summary & Compliance
This carriage bolt features a 1/2"-13 UNC coarse thread with Class 2A thread fit for consistent dimensional accuracy. It meets ASTM A307 and ASME B18.5 specifications, ensuring reliable manufacturing standards. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, supporting safe and sustainable usage in various industries.
