High-Strength Structural Bolt Set
Size: M12 × 50 mm
Our M12 × 50 mm high-strength structural bolt assembly is designed for demanding structural and industrial applications. Manufactured in accordance with ASTM A325, the bolt provides excellent tensile strength and reliable load-bearing performance for steel-to-steel connections.
The fastener set is finished with a fluorocarbon protective coating, offering superior corrosion resistance and verified through ASTM B117 salt spray testing, making it suitable for outdoor, marine, and industrial environments.
The assembly includes a matching ASTM A563 heavy hex nut, two ASTM F436 hardened flat washers, and an ANSI B18.22.1 lock washer, ensuring secure fastening, proper load distribution, and resistance to loosening under vibration.
Item Attributes
| Nut Standard | ASTM A563 (heavy hex nut) |
| Bolt Standard | ASTM A325 (heavy hex structural bolt) |
| Washer | ASTM F436 (flat steel washers) |
