Bolt Specifications: A307
Structural bolt specifications — tensile/shear capacity, proof loads, pretension for ASTM A325 and A490 bolts
| specification | nominal diameter | head type | material | standard | tensile capacity kips (kips) | tensile strength MPa (MPa) | tensile strength ksi (ksi) | tensile stress area in2 (in2) | yield strength MPa (MPa) | yield strength ksi (ksi) |
|---|---|---|---|---|---|---|---|---|---|---|
| A307 | 0.25 | Hex | Low carbon steel | ASTM A307 | 1.91 | 414 | 60 | 0.0318 | 248 | 36 |
| A307 | 0.3125 | Hex | Low carbon steel | ASTM A307 | 3.14 | 414 | 60 | 0.0524 | 248 | 36 |
| A307 | 0.375 | Hex | Low carbon steel | ASTM A307 | 4.65 | 414 | 60 | 0.0775 | 248 | 36 |
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