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Anchor Bolt
Understanding Anchor Bolts: The Foundation of Structural Integrity
Anchor bolts are fundamental components in construction, providing the critical connection between structural elements and concrete foundations. Their primary function is to transfer loads, including tension, shear, and moment forces, ensuring the stability and safety of buildings, machinery, and other heavy structures. The selection of the correct anchor bolt is paramount and depends on the specific application, load requirements, and the base material. While our focus is on anchor bolts, our expertise extends to a wide range of specialized fasteners, such as the Hexagon Head Bolt for general structural connections, the Hexagon Head Flange Bolt which integrates a washer-like flange for improved load distribution, the Square Head Bolt often used in timber and foundry applications, and the Round Head Bolt for a smooth, finished appearance. Each type serves a unique purpose in the broader ecosystem of construction fastening.
Technical Specifications of Our Anchor Bolt
The performance of an Anchor Bolt is defined by its precise engineering and material properties. Our Anchor Bolt is manufactured to the highest industry standards, ensuring reliability in the most demanding environments. Below are the detailed product parameters that set our offering apart.
Material & Mechanical Properties
- Material Grade: ASTM A307, ASTM F1554 Grade 36, 55, 105, AISI 304/316 Stainless Steel.
- Yield Strength: Ranges from 36 ksi (Grade 36) to 105 ksi (Grade 105).
- Tensile Strength: Minimum of 60 ksi for Grade A307, up to 125 ksi for Grade 105.
- Surface Finish: Hot-dip galvanized, mechanical galvanized, plain, or epoxy coated for superior corrosion resistance.
- Thread Specification: UNC (Unified National Coarse) or 8UN series, compliant with ASME B1.1.
Standard Dimensions & Tolerances
| Nominal Diameter (Inches) | Threads Per Inch (TPI) | Common Lengths (Inches) | Recommended Embedment Depth (Inches) | Hex Nut Size (Inches) |
|---|---|---|---|---|
| 1/2" | 13 | 6, 8, 10, 12 | 7 | 3/4" |
| 5/8" | 11 | 8, 10, 12, 16 | 9 | 15/16" |
| 3/4" | 10 | 10, 12, 16, 20 | 11 | 1-1/8" |
| 1" | 8 | 12, 16, 20, 24 | 15 | 1-1/2" |
Load Capacity Chart (For ASTM F1554 Grade 36 in Concrete)
| Bolt Diameter | Maximum Tension (lbs) | Maximum Shear (lbs) | Minimum Concrete Compressive Strength (psi) |
|---|---|---|---|
| 1/2" | 2,250 | 3,400 | 3,000 |
| 5/8" | 3,500 | 5,300 | 3,000 |
| 3/4" | 5,060 | 7,600 | 3,000 |
| 1" | 9,000 | 13,500 | 3,000 |
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