Bolt Specifications: SAE_GR8
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 kips (kips) | proof load ksi (ksi) | 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) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SAE_GR8 | 0.25 | 33-39 HRC | Hex | Medium carbon alloy, Q&T | 827 | 3.82 | 120 | SAE J429 | 4.77 | 1,034 | 150 | 0.0318 | 896 | 130 |
| SAE_GR8 | 0.3125 | 33-39 HRC | Hex | Medium carbon alloy, Q&T | 827 | 6.29 | 120 | SAE J429 | 7.86 | 1,034 | 150 | 0.0524 | 896 | 130 |
| SAE_GR8 | 0.375 | 33-39 HRC | Hex | Medium carbon alloy, Q&T | 827 | 9.3 | 120 | SAE J429 | 11.62 | 1,034 | 150 | 0.0775 | 896 | 130 |
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