A325M Heavy Structural Hex Bolt and Nuts

ASTM A325M High Strength Black, Hot Dip Galvanized Hex Bolt and Nuts

Standard:ASME B 18.2.1


Material:Carbon steel,alloy steel

Finish: black oxide, zinc plated (clear/blue/yellow) H.D.G., cadimun plated, nickle plated, dacromet, geomet ,teflon coated, chrome

A325 specification was withdrawn in May 2016 and replaced by Specification F3125/F3125M for High Strength Structural Bolts, Steel and Alloy Steel. We still offer A325 for reference and informational purposes only.