Haydon Bolts, Inc.

Wholesale Building MaterialsPennsylvania, United States51-200 Employees

Haydon Bolts, Inc. since 1864 has been one of the longest operating bolt manufacturers in the world. Haydon manufactures and distributes domestically "melted and manufactured" structural bolts and anchor bolts. 

We specialize in manufacturing custom L-Shaped Anchor Bolts, Straight Rods with a Plate Washer and nut tac, Headed Anchor Bolts welded, Tie-Rod Assemblies, U-bolts, Eye Bolts, and J-Bolts in diameters from 1/2" through 4". 

We also stock Heavy Hex Structural Bolts per ASTM A325-1 Plain, Hot Dip Galvanized, Mechanically Galvanized & A325-3 Weathering Steel and A490-1 & A490-3 weathering, from 1/2" Diameter through 1-1/2" Diameter. We stock Tension Control Bolts per ASTM F-1852 (A325) Plain & Mechanically Galvanized and F2250 (A490-1) Plain from 5/8" though 1-1/8" Diameter. We also manufacture & stock larger diameter structural bolts per ASTM A307, A449 & A354-BD. Haydon Bolts, Inc. carries the nation’s largest stock of structural bolts, nuts and washers at our Philadelphia location with next day shipping from Maine, to western PA to most of North Carolina.  

Our products are available with full mill cert traceability, with in house Rotational Capacity Testing available upon request.

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