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Hexagon head bolt
Hexagon head bolts are threaded fasteners with a six-sided head designed for tightening with a wrench or socket. These bolts are manufactured to precise dimensional standards, typically featuring a fully or partially threaded shank, with nominal diameters ranging from M3 to M64 and lengths from 10 mm to 500 mm. They are available in various mate...
Hexagon head bolts are threaded fasteners with a six-sided head designed for tightening with a wrench or socket. These bolts are manufactured to precise dimensional standards, typically featuring a fully or partially threaded shank, with nominal diameters ranging from M3 to M64 and lengths from 10 mm to 500 mm. They are available in various material grades, including carbon steel (grades 4.6, 8.8, 10.9), stainless steel (A2, A4), and alloy steel, with surface treatments such as zinc plating, hot-dip galvanizing, or black oxide for corrosion resistance. The hexagonal head provides high torque transfer, making them suitable for heavy-duty clamping applications in mechanical and structural assemblies.
These bolts are widely used in industrial automation, electrical panel assembly, machinery mounting, and structural steel connections. In electrical engineering, they secure busbars, cable lugs, and grounding components within switchgear and distribution boards. They are also essential in conveyor systems, robotic arms, and HVAC equipment, where vibration-resistant fastening is critical. Their application extends to renewable energy installations, such as solar panel racking and wind turbine towers, as well as in automotive and aerospace manufacturing.
Key subcategories include fully threaded hex bolts, partially threaded hex bolts, and hex flange bolts. Common article codes follow standards like DIN 933 (fully threaded), DIN 931 (partially threaded), and ISO 4014/4017. For example, a DIN 933 M10x30 8.8 zinc-plated bolt indicates a fully threaded hex bolt with a 10 mm diameter, 30 mm length, and grade 8.8 strength. Other variants include DIN 6921 hex flange bolts and DIN 960 fine thread bolts. These codes ensure compatibility with international fastening systems.
At Electric Automation Network, we offer a comprehensive inventory of hexagon head bolts with real-time pricing and technical documentation per article. Our engineering team provides specialized support for selecting the correct grade, coating, and thread type for your application. We ensure express worldwide shipping, so critical fasteners arrive on time for your projects, minimizing downtime and optimizing assembly efficiency.
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