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Securing high-duty machinery and buildings that are built to strict international standards like DIN, ASTM, ISO, and BS requires the use of heavy hex bolts. Leading producer GIC Fasteners offers a variety of heavy hex bolts that meet these specifications and guarantee outstanding strength and longevity. Our bolts are expertly made from high-quality materials to function dependably under challenging conditions. For all of your heavy hex bolt requirements, choose GIC Fasteners for unrivaled quality and knowledge.
When it comes to heavy hex bolts, precision and reliability are paramount, and at GIC Fasteners, we excel in delivering just that. Our heavy hex bolts are expertly crafted to meet the highest industry standards, ensuring durability and performance in even the most demanding applications. From construction to manufacturing, our bolts offer the strength and security needed to keep your projects securely fastened together.
At GIC Fasteners, we understand that every project is unique, which is why we offer customizable solutions tailored to your specific requirements. Whether you need standard sizes or specialized dimensions, our team is dedicated to providing fasteners that perfectly fit your needs. Contact us at sales@gicfasteners.com to discuss how our heavy hex bolts can elevate your next project and experience the quality and reliability that sets GIC Fasteners apart.
| Standard | : | DIN, ASTM, BS, ISO, JIS, IS, GB, IS 4190 and all other International Standards |
| Length | : | 3 mm to 200 mm |
| Size | : | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Threads: | : | BSF, UNF METRIC, UNC, BSW or as required |
| Finish | : | Plain, black, zinc plated (Cr,3+), zinc plated(Cr,6+), hot dipped galvanized, dacromet, nickel plated, cadmium plated, etc. |
| Forming | : | Hot & Cold Forged |
| Variants | : | Fully Threaded Heavy Hex Bolts, Partial Threaded Heavy Hex Bolts, Metric Heavy Hex Bolts, Imperial Heavy Hex Bolts |
| Coatings | : | PTFE (Teflon), Hot Dip Galvanizing, Aluminum Zinc Flake, Zinc Phosphating, Manganese Phosphating, Metallic Zinc, Nickel Bolts Plating, Chrome Plating, Cadmium Plating, Silver Plating, Tin Plating |
| Bolt Diameter | D | F | C | H | |||||
|---|---|---|---|---|---|---|---|---|---|
| Body Diameter | Width Across Flats | Width Across Corners | Height | ||||||
| Max | Basic | Max | Min | Max | Min | Basic | Max | Min | |
| 1⁄2 | 0.515 | 7⁄8 | 0.875 | 0.850 | 1.010 | 0.969 | 11⁄32 | 0.364 | 0.302 |
| 5⁄8 | 0.642 | 11⁄16 | 1.062 | 1.031 | 1.227 | 1.175 | 27⁄64 | 0.444 | 0.378 |
| 3⁄4 | 0.768 | 11⁄4 | 1.250 | 1.212 | 1.443 | 1.383 | 1⁄2 | 0.524 | 0.455 |
| 7⁄8 | 0.895 | 17⁄16 | 1.438 | 1.394 | 1.660 | 1.589 | 37⁄64 | 0.604 | 0.531 |
| 1 | 1.022 | 15⁄8 | 1.625 | 1.575 | 1.876 | 1.796 | 43⁄64 | 0.700 | 0.591 |
| 11⁄8 | 1.149 | 113⁄16 | 1.812 | 1.756 | 2.093 | 2.002 | 3⁄4 | 0.780 | 0.658 |
| 11⁄4 | 1.277 | 2 | 2.00 | 1.938 | 2.309 | 2.209 | 27⁄32 | 0.876 | 0.749 |
| 13⁄8 | 1.404 | 23⁄16 | 2.188 | 2.119 | 2.526 | 2.416 | 29⁄32 | 0.940 | 0.810 |
| 11⁄2 | 1.531 | 23⁄8 | 2.375 | 2.300 | 2.742 | 2.622 | 1 | 1.036 | 0.902 |
| 15⁄8 | 1.658 | 29⁄16 | 2.562 | 2.481 | 2.959 | 2.829 | 13⁄32 | 1.116 | 0.978 |
| 13⁄4 | 1.785 | 23⁄4 | 2.750 | 2.662 | 3.175 | 3.035 | 15⁄32 | 1.196 | 1.054 |
| 17⁄8 | 1.912 | 215⁄16 | 2.938 | 2.844 | 3.392 | 3.242 | 11⁄4 | 1.276 | 1.130 |
| 2 | 2.039 | 31⁄8 | 3.125 | 3.025 | 3.608 | 3.449 | 111⁄32 | 1.388 | 1.175 |
| 21⁄4 | 2.305 | 31⁄2 | 3.500 | 3.388 | 4.041 | 3.862 | 11⁄2 | 1.548 | 1.327 |
| 21⁄2 | 2.559 | 37⁄8 | 3.875 | 3.750 | 4.474 | 4.275 | 121⁄32 | 1.708 | 1.479 |
|
Dimensions per ASME B18.2.1 |
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Heavy Hex Bolts are versatile fasteners known for their exceptional strength and reliability. They find wide-ranging use in various industries and applications:
1. Construction: Heavy Hex Bolts are fundamental to construction projects, securing structural elements and ensuring the stability and durability of buildings and infrastructure.
2. Machinery and Equipment Assembly: They are commonly used in assembling heavy machinery, industrial equipment, and large-scale mechanical systems, providing strong and secure connections.
3. Automotive Manufacturing: Heavy Hex Bolts play a crucial role in the automotive industry, fastening engine components, chassis parts, and other critical elements.
4. Bridges and Infrastructure: They are essential for the construction and maintenance of bridges, highways, and other vital infrastructure projects, where load-bearing capacity is paramount.
5. Aerospace and Aviation: In the aerospace sector, Heavy Hex Bolts are used in aircraft assembly, ensuring secure and reliable fastening in aircraft construction.
6. Marine and Offshore: Their corrosion-resistant properties make them suitable for marine applications, including shipbuilding, offshore platforms, and coastal structures.
7. Renewable Energy: Heavy Hex Bolts are used in renewable energy projects, such as wind turbine construction and solar panel installations, providing stability and longevity.
8. Industrial Plants: They secure components and machinery in various industrial plants, ensuring safe and efficient operations in manufacturing facilities.
9. DIY and Home Improvement: Heavy Hex Bolts are also popular among DIY enthusiasts for constructing furniture, home renovations, and other projects that demand robust fastening solutions.
These applications highlight the versatility and importance of Heavy Hex Bolts in diverse industries, where their strength and reliability are indispensable.
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Heavy Hex Bolts have a larger and thicker head than standard Hex Bolts, providing increased bearing surface and load-bearing capacity. Choose Heavy Hex Bolts for applications requiring higher strength and load-carrying capability.
Yes, Heavy Hex Bolts are available in various grades, such as Grade 2, Grade 5, and Grade 8. The selection depends on factors like the required tensile strength and the specific demands of your project.
Yes, Heavy Hex Bolts made from materials with corrosion-resistant properties, such as stainless steel or galvanized steel, are suitable for outdoor use and can withstand exposure to moisture and corrosive elements.
Proper torque values depend on factors like bolt size and material. It's crucial to follow manufacturer recommendations and consult torque charts to achieve the right tightness, ensuring a secure connection.
Yes, Heavy Hex Bolts are known for their ability to handle dynamic loads. Their larger head and increased bearing surface reduce the risk of loosening in high-vibration environments.
Regular inspections and torque checks are advisable to maintain the integrity of Heavy Hex Bolts. Proper torque ensures that the bolts remain securely fastened over time.
Heavy Hex Bolts provide exceptional load-bearing capacity, making them ideal for securing critical structural elements in construction and infrastructure projects, where strength and stability are paramount.
Heavy Hex Bolts can be reused if they are in good condition after removal. Inspect the threads and overall integrity before reuse to ensure secure fastening.
Absolutely, Heavy Hex Bolts are versatile fasteners suitable for a wide range of applications, from light-duty DIY projects to heavy machinery assembly. Consult with our experts at GIC Fasteners to determine the right fit for your specific project requirements.
