Load data for 7 x 57 + 145gr Barnes LRX BT
Based on C.I.P., the max. allowed case length is 2.244 in / 57.00 mm, the max. cartridge length is 3.071 in / 78.00 mm, and the max. allowed pressure is 56,565 PSI / 3,900 bar.
Based on C.I.P., the max. allowed case length is 2.244 in / 57.00 mm, the max. cartridge length is 3.071 in / 78.00 mm, and the max. allowed pressure is 56,565 PSI / 3,900 bar.
Load Specifications
ImperialMetric
Bullet:.284 | 145gr | LRX BT
Cartridge:7 x 57 load data
Case Length (L3):2.244" | 57.0 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.606" | 15.4 mm
Case Capacity:61 gow | 3.95 cm³
Primer Size:Large Rifle (LR)
Max. Pressure (C.I.P.):56,565 psi | 3,900 bar
Barrel Length:23.6" | 600 mm
Min. Twist Rate:1:9.5
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Community Loads for 7 x 57 + 145gr Barnes LRX BT
Real loads for this combination shared by our community. Charge weights are only fully visible with an active Pro licence.
| Powder | Charge (gr) | C.O.L. | Barrel Length | Velocity (fps) | Pressure (psi) |
|---|---|---|---|---|---|
| 43.5 gr | 2.970" | 24.0" | 2627 fps | ••• | |
| 40.0 gr | 2.970" | 24.0" | 2507 fps | ••• | |
| 42.0 gr | 2.970" | 24.0" | 2618 fps | ••• | |
| ••• | 2.970" | 24.0" | 2467 fps | ••• | |
| ••• | 2.970" | 24.0" | 2652 fps | ••• | |
| ••• | 2.970" | 24.0" | 2427 fps | ••• | |
| ••• | 2.970" | 24.0" | 2619 fps | ••• | |
| ••• | 2.970" | 24.0" | 2452 fps | ••• | |
| ••• | 2.970" | 24.0" | 2634 fps | ••• | |
| ••• | 2.970" | 24.0" | 2507 fps | ••• | |
| ••• | 2.970" | 24.0" | 2602 fps | ••• | |
| ••• | 3.150" | 23.2" | 2618 fps | ••• | |
| ••• | 2.970" | 24.0" | 2286 fps | ••• | |
| ••• | 2.970" | 24.0" | 2446 fps | ••• | |
| ••• | 2.970" | 24.0" | 2397 fps | ••• | |
| ••• | 2.970" | 24.0" | 2560 fps | ••• | |
Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.