16 published .450/400 Nitro Express / .450/400 N.E. 3 1/4-Inch (A-Square Data) reloading recipes across 5 powders and 1 bullet manufacturers, with bullet weights from 400 to 465 grains and recorded velocities between 2,019 and 2,244 fps. Every load lists charge weight, velocity, COAL, primer and case where the source published it.
The first 5 of 16 recipes.
| Bullet | Powder | Charge | Velocity | COAL | Primer |
|---|---|---|---|---|---|
| A-Square Dead Tough 400gr | Hodgdon H-4831 | 84.0 gr | 2189 fps | — | — |
| A-Square Dead Tough 400gr | Hodgdon H-4831 | 80.0 gr | 2087 fps | — | — |
| A-Square Dead Tough 400gr | Hodgdon H-4831 | 82.0 gr | 2103 fps | — | — |
| A-Square Dead Tough 400gr | IMR IMR-4831 | 77.0 gr | 2022 fps | — | — |
| A-Square Dead Tough 400gr | IMR IMR-4831 | 79.0 gr | 2098 fps | — | — |
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