Copper plated Yellow High strengthen metal bolt carbon steel grade 8.8 10.9 Galvanized plated
Copper plated Yellow High strengthen metal bolt carbon steel grade 8.8 10.9 Galvanized plated
1,Description:
Hexagonal bolts have the following significant advantages over other fasteners:
1. Superior mechanical properties• High torque transmission efficiency: The hexagonal design provides a large contact surface between the wrench and the bolt head, making it less likely to slip and enabling it to withstand a greater tightening torque
• Strong load-bearing capacity: The head is not prone to deformation or stripped (slippage), making it suitable for high-load connections
• Uniform force distribution: The hexagonal structure ensures a more balanced stress distribution, reducing local fatigue damage
2. Good ease of operation• Strong tool versatility: Standard hex wrenches, socket wrenches, and ratchet wrenches can all be operated, and the tools are readily available
• Multi-directional operation: It can be disassembled and assembled from multiple angles on the side (one every 60°), with good spatial adaptability
• Fast and efficient: When combined with electric/pneumatic tools, it can achieve rapid batch assembly, enhancing production efficiency
3. Standardization and interchangeability• Unified international standards: Adhering to standards such as ISO, DIN, and GB, the specifications are globally universal, and procurement and replacement are convenient
• Complete range of specifications: Parameters such as diameter, length, and pitch are serialized and complete, meeting the requirements of various working conditions
• Good compatibility: It is fully compatible with all kinds of nuts, washers and standard parts, and can be flexibly combined.
2,Applications:
Machinery Manufacturing: Equipment assembly, base mounting
Construction Engineering: Steel structure connections, bridge construction
Automotive Industry: Engine and chassis assembly
Electronics and Electrical: Enclosures, equipment housings
Furniture Manufacturing: Metal frame structures
Pipe Installation: Flange connections
Why does galvanisation prevent rust? — A dual protective mechanism
Regardless of the process employed, rust prevention relies on two principles:
Sacrificial anode protection (core principle):
Zinc is more chemically reactive than iron (possesses a more negative electrode potential)
In damp or corrosive environments, zinc corrodes preferentially, acting like a "bodyguard" shielding steel from attack
Even if the coating is scratched, exposing the iron substrate, the surrounding zinc continues to shield it.
Physical Barrier Isolation:
A dense zinc layer blocks oxygen and moisture.
The white, compact product formed after zinc corrosion (basic zinc carbonate) automatically "seals" microscopic pores, preventing corrosion spread.
In a nutshell:
The essence of galvanisation is to clad steel in a zinc "armour" that both "bravely withstands" corrosive agents and "sacrifices itself" to protect the substrate when damaged. Hot-dip galvanising relies on high-temperature metallurgical bonding, while electroplating uses electrolytic deposition—yet both rely on zinc's self-sacrificing nature for corrosion protection.
Available in small packing, carton packing, or pallet configurations to meet your shipping and storage requirements.
Manufactured by JIA SHAN Hardware Company with strict quality control measures and pre-shipment inspection.
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