The nation's largest inventory of A325 and A490 structural bolts and components.
ASTM F3125 covers high strength structural bolts including A325 and A490 bolts. These bolts are designed for steel-to-steel structural connections and include heavy hex bolts and tension control bolts.
Birmingham Fastener houses the nation’s largest inventory of structural bolting components, both domestic and imported. Custom sizing is available.
Structural Bolt Product Line
- F3125 Heavy Hex Bolts
- A325 Bolts
- A490 Bolts
- F3125 Tension Control Bolts
- F1852 TC Bolts
- F2280 TC Bolts
- F436 Washers
- DH Nuts
- DTI Squirters and Dura-Squirters
Grades: A325, A490, F1852, F2280
Structural Bolt Finishes: Type 1, Type 3, Hot Dip Galvanized, Mechanical Galvanized
Available Structural Bolt Dimensions
Structural Bolt Learning Hub
At Birmingham Fastener, we are committed to providing you the fasteners and the knowledge needed when it comes to structural bolts, storage, application, and more. We have developed the Structural Bolt Learning Hub to answer common questions surrounding structural bolting. Check out our blogs, videos, and charts to learn more. As always, if you have a question about structural bolts, feel free to reach out to one of our fastener experts today!
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Structural Bolts and Nuts That Can Survive Intense Conditions
Treated for strength, the structural bolts and nuts in our inventory go through rigorous testing to ensure properties are at their peak. This includes tensile strength, yield KSI, and more.
Structural bolts and nuts can be subject to harsh conditions. We fabricate our products to withstand even the most intense environments, so you can rest assured.
As an industry leader, Birmingham Fastener understands the needs of the structural steel industry —inside and out. That’s why we manufacture and distribute quality products with a fast turnaround.