Grade 8.8 Hot Dip Galvanized Bolts
Description
Grade 8.8 Hot Dip Galvanized Bolts are high-tensile fasteners widely used in structural, industrial, and heavy engineering applications. Made from alloy or medium carbon steel, these bolts are heat-treated to achieve high tensile strength and are coated with a hot-dip galvanized (HDG) finish for excellent corrosion resistance. The Grade 8.8 specification ensures durability and strength, making these bolts ideal for high-stress and outdoor applications.
Where It’s Used
• Structural steel fabrication• Transmission towers and pole structures
• Bridges, highways, and flyovers
• Pre-engineered buildings (PEB) and industrial sheds
• Heavy machinery and automotive assembly
Uses
• Connecting steel structures in construction projects• Securing heavy machinery and equipment
• Assembling towers, wind turbines, and solar mounting systems
• Providing high tensile strength in bolted joints exposed to vibration
• Suitable for coastal and outdoor environments due to corrosion resistance
Importance and Significance
Grade 8.8 Hot Dip Galvanized Bolts are critical in structural and industrial applications due to their high tensile strength and superior corrosion resistance. The hot-dip galvanizing process provides a thick zinc coating, making them suitable for harsh environments, including coastal areas. Their strength and durability ensure long-term safety and reliability in high-load applications.
Key Features
• Manufactured from high-tensile medium carbon steel• Tensile strength of approximately 800 MPa (megapascals)
• Hot-dip galvanized coating for rust and corrosion resistance
• Available in hex head, full-thread, and partially threaded designs
• Standard sizes: M6 to M64, customized lengths available
Why Choose Us
• Precision-engineered bolts conforming to IS, DIN, and ASTM standards• High-quality hot-dip galvanized coating for extended life
• Bulk manufacturing for industrial and structural projects
• Competitive pricing with assured quality
• Timely delivery and technical support for large projects
Manufacturer & Supplier in India
India is a leading producer of Grade 8.8 Hot Dip Galvanized Bolts, with major manufacturers based in Gujarat, Maharashtra, and Tamil Nadu. These suppliers cater to infrastructure, power, automotive, and heavy engineering industries, providing standard and customized bolts suitable for both domestic and export markets.
FAQs
What does Grade 8.8 indicate?
Grade 8.8 refers to high-tensile bolts with a minimum tensile strength of 800 MPa and yield strength of 640 MPa.Why choose hot-dip galvanized bolts?
The HDG coating provides long-term corrosion protection, especially in outdoor or coastal environments.What are common applications?
Structural steel, bridges, towers, heavy machinery, and industrial buildings.What sizes are available?
Standard sizes range from M6 to M64, with custom lengths available.Are they suitable for marine environments?
Yes, hot-dip galvanized bolts perform well in coastal and marine applications.Do they meet international standards?
Yes, they conform to IS, DIN, and ASTM specifications.Can they be reused?
Yes, but bolts exposed to excessive wear or corrosion should be replaced for safety.What is the difference between hot-dip galvanized and zinc-plated bolts?
HDG bolts have a thicker zinc layer, providing superior corrosion resistance compared to zinc-plated bolts.Do manufacturers provide test certificates?
Yes, reputed suppliers provide mechanical and coating test certificates.What is the price range in India?
Prices range from ₹20 to ₹250 per piece, depending on size and quantity.
Conclusion
Grade 8.8 Hot Dip Galvanized Bolts are the preferred choice for high-strength structural and industrial applications. With excellent tensile strength and superior corrosion resistance, they ensure long-term safety and performance in challenging environments. Indian manufacturers offer cost-effective, high-quality bolts suitable for domestic and international projects.
Contact Information
Contact : tel:+91 97696 96933
Emeil : [email protected]
Website : https://vishalengineer.co.in/
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About Us
Vishal Engineers is an esteemed engineering company that excels in design, construction, and project management. With over two decades of experience, we specialize in delivering innovative solutions across diverse sectors such as infrastructure, energy, and manufacturing. Our dedicated team of professionals ensures timely project completion while adhering to the highest quality standards and budget constraints. We prioritize client satisfaction through transparent communication and collaborative approach. From conceptualization to execution, Vishal Engineers stands as a trusted partner in turning ambitious ideas into reality, contributing to the advancement of engineering excellence.
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