ASTM A325 Structural Bolts comply with national standards for fasteners and ideal for high-temperature, high-pressure or other special-purpose environments and application. ASTM A325 is standard Structural bolts made of either steel or steel alloy. This ASTM A325 standard for heavy hex structural bolt that ideal for structural connections. They widely use with a fastener which has equivalent standard or grade. ASTM A325 Structural Bolts are available in a variety of materials, grades, size, design, finishing and many other specifications. ASTM A325 available in three grades, all of them have unique characteristics and features. Various A325 grades are suitable for different applications and projects. This American standard ASTM A325 can use to support structures and industrial equipment.
We also offer ASTM A325 specification American fasteners including carbon steel bolts, studs and threaded rods. For custom ASTM A325 Structural bolts, we strictly follow the client’s specification. We satisfied our customer with our services and high-quality product. Below you can see the common ASTM A325 grades.
| Grade | Description |
|---|---|
| Type 1 | Medium carbon, carbon boron, or medium carbon alloy steel |
| Type 2 | Low carbon martensitic steel (withdrawn from the standard in 1991) |
| Type 3 | Weathering steel |
| Bolt Grade | Nuts | Washers |
|---|---|---|
| Type 1 | A563C, C3, D, DH, DH3, A563DH | F436-1 |
| Type 2 | - | - |
| Type 3 | A563C3, DH3 | F436-3 |