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Bolt Specifications: SAE GR2
Structural bolt specifications — tensile/shear capacity, proof loads, pretension for ASTM A325 and A490 bolts
| specification | nominal diameter | hardness | head type | material | proof load MPa (MPa) | proof load ksi (ksi) | standard | tensile strength MPa (MPa) | tensile strength ksi (ksi) |
|---|---|---|---|---|---|---|---|---|---|
| SAE GR2 | SPEC | B70-B100 | Hex | Low/medium carbon | 379 | 55 | SAE J429 | 441 | 64 |
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