Load Specifications
Load data in caliber 7 x 57 with .284 | 130gr | Barnes X BT bullet and 76 powders. The key underlying parameters are shown in the table above. The recommended powders for this cartridge and bullet combination are ReloadSwiss RS 60, Alliant Reloder-17 and SNPE Vectan SP 11.
Important Notice: DO NOT go below Minimum Charge or above Maximum Charge. Since we have no control over the equipment and components used, any responsibility and liability for the results achieved is rejected.
Only powders/loads that match the current filter criteria are displayed: max pressure of a load ≤ 90% of max. standardized pressure, fill rate ≥ 80% and propellant combustion ≥ 95%. Use the sliders above the tables to adjust these thresholds.
Charge: Powder weight in grains. Start with the minimum load and work up carefully.
FR (Fill Rate): Case fill as a percentage. Values above 100% mean compressed loads.
MaxP / %: Maximum chamber pressure in bar and as a percentage of the standardized maximum for this caliber.
V(0): Muzzle velocity in feet per second (fps) at the standardized barrel length.
z (Powder Burn): Estimated propellant combustion percentage at bullet exit.
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Max Load - Barrel Length: 23.62"
| Powder | Charge | FR | MaxP | % | V(0) | z |
|---|---|---|---|---|---|---|
| Accurate 2015 | <<locked>> | 82% | 49,922 psi | 88% | 2740 fps | 100% |
| Accurate 2495 | <<locked>> | 86% | 49,081 psi | 87% | 2769 fps | 100% |
| Accurate 2520 | <<locked>> | 82% | 49,342 psi | 87% | 2808 fps | 100% |
| Accurate 4064 | <<locked>> | 88% | 48,646 psi | 86% | 2802 fps | 100% |
| Accurate 4350 | <<locked>> | 98% | 49,690 psi | 88% | 2894 fps | 97.8% |
| ADI AR 2206H | <<locked>> | 84% | 48,602 psi | 86% | 2808 fps | 98.6% |
| ADI AR 2208 | <<locked>> | 90% | 49,327 psi | 87% | 2805 fps | 98.2% |
| ADI Benchmark 8208 | <<locked>> | 84% | 50,633 psi | 90% | 2815 fps | 99.6% |
| Alliant AR-Comp | <<locked>> | 84% | 50,662 psi | 90% | 2808 fps | 100% |
| Alliant Power Pro 2000-MR | <<locked>> | 88% | 50,372 psi | 89% | 2956 fps | 98.3% |
| Alliant Reloder- TS 15.5 | <<locked>> | 90% | 49,197 psi | 87% | 2835 fps | 99.3% |
| Alliant Reloder-15 | <<locked>> | 88% | 49,632 psi | 88% | 2848 fps | 98.4% |
| Alliant Reloder-16ᴾ | <<locked>> | 100% | 51,097 psi | 90% | 2943 fps | 98.3% |
| Alliant Reloder-17 | <<locked>> | 94% | 48,791 psi | 86% | 2930 fps | 99.2% |
| Alliant Reloder-23ᴾ | <<locked>> | 100% | 37,217 psi | 66% | 2674 fps | 96.1% |
| Baschieri & Pellagri 107 | <<locked>> | 86% | 50,763 psi | 90% | 2864 fps | 98.1% |
| Bofors RP3 | <<locked>> | 90% | 49,603 psi | 88% | 2851 fps | 99.4% |
| Hodgdon Benchmark | <<locked>> | 82% | 49,647 psi | 88% | 2756 fps | 99.7% |
| Hodgdon BL-C2 | <<locked>> | 84% | 49,603 psi | 88% | 2841 fps | 99.8% |
| Hodgdon CFE223 | <<locked>> | 82% | 50,647 psi | 90% | 2927 fps | 98.6% |
| Hodgdon H380 | <<locked>> | 90% | 50,517 psi | 89% | 2848 fps | 97.4% |
| Hodgdon H4895 | <<locked>> | 84% | 48,979 psi | 87% | 2822 fps | 99.1% |
| Hodgdon Hybrid 100Vᴾ | <<locked>> | 100% | 47,601 psi | 84% | 2828 fps | 98.9% |
| Hodgdon LEVERevolution | <<locked>> | 88% | 50,314 psi | 89% | 2894 fps | 99.5% |
| Hodgdon TrailBossᴾ | <<locked>> | 100% | 35,404 psi | 63% | 1775 fps | 100% |
| Hodgdon VARGET | <<locked>> | 86% | 49,603 psi | 88% | 2818 fps | 99.1% |
| IMR 3031 | <<locked>> | 84% | 48,428 psi | 86% | 2822 fps | 100% |
| IMR 4064 | <<locked>> | 88% | 48,820 psi | 86% | 2789 fps | 98.3% |
| IMR 4831ᴾ | <<locked>> | 100% | 50,299 psi | 89% | 2887 fps | 98% |
| IMR 4895 | <<locked>> | 88% | 50,850 psi | 90% | 2881 fps | 99% |
| IMR 8208 XBR | <<locked>> | 84% | 50,633 psi | 90% | 2815 fps | 99.6% |
| Lovex D073.6 | <<locked>> | 86% | 51,082 psi | 90% | 2844 fps | 100% |
| Lovex S060 | <<locked>> | 84% | 48,385 psi | 86% | 2736 fps | 98.6% |
| Lovex S062 | <<locked>> | 88% | 49,008 psi | 87% | 2799 fps | 99.5% |
| Lovex S065 | <<locked>> | 96% | 50,865 psi | 90% | 2828 fps | 96.6% |
| Norma 201 | <<locked>> | 86% | 51,082 psi | 90% | 2818 fps | 99.7% |
| Norma 202 | <<locked>> | 86% | 50,894 psi | 90% | 2822 fps | 100% |
| Norma 203B | <<locked>> | 88% | 48,921 psi | 86% | 2838 fps | 98.7% |
| Norma URP | <<locked>> | 98% | 48,979 psi | 87% | 2881 fps | 97.6% |
| Ramshot Big Game | <<locked>> | 88% | 48,617 psi | 86% | 2854 fps | 98.5% |
| Ramshot Hunterᴾ | <<locked>> | 100% | 50,923 psi | 90% | 2917 fps | 96.2% |
| Ramshot TAC | <<locked>> | 84% | 50,865 psi | 90% | 2822 fps | 96.8% |
| Ramshot Wild Boar | <<locked>> | 84% | 50,212 psi | 89% | 2844 fps | 98.8% |
| ReloadSwiss RS 14ᴾ | <<locked>> | 100% | 36,100 psi | 64% | 1821 fps | 100% |
| ReloadSwiss RS 50 | <<locked>> | 90% | 50,676 psi | 90% | 2825 fps | 95.8% |
| ReloadSwiss RS 52 | <<locked>> | 86% | 48,979 psi | 87% | 2904 fps | 98.3% |
| ReloadSwiss RS 60 | <<locked>> | 92% | 48,573 psi | 86% | 2936 fps | 100% |
| ReloadSwiss RS 62 | <<locked>> | 98% | 48,834 psi | 86% | 2904 fps | 97.4% |
| ReloadSwiss RS 70 | <<locked>> | 98% | 49,342 psi | 87% | 2920 fps | 96.7% |
| Rottweil R 901 | <<locked>> | 82% | 49,588 psi | 88% | 2766 fps | 100% |
| Rottweil R 902 | <<locked>> | 86% | 48,356 psi | 85% | 2762 fps | 99.4% |
| Rottweil R 903 | <<locked>> | 92% | 49,400 psi | 87% | 2838 fps | 99.2% |
| Shooters World Long Rifle | <<locked>> | 96% | 50,865 psi | 90% | 2828 fps | 96.6% |
| Shooters World Match Rifle | <<locked>> | 86% | 51,082 psi | 90% | 2844 fps | 100% |
| Shooters World Precision | <<locked>> | 88% | 49,008 psi | 87% | 2799 fps | 99.5% |
| SNPE Vectan SP 11 | <<locked>> | 92% | 50,285 psi | 89% | 2887 fps | 98.9% |
| SNPE Vectan SP 7 | <<locked>> | 84% | 49,153 psi | 87% | 2792 fps | 97% |
| SNPE Vectan SP 9 | <<locked>> | 86% | 49,850 psi | 88% | 2828 fps | 98.8% |
| SNPE Vectan Tubal 3000 | <<locked>> | 84% | 49,197 psi | 87% | 2713 fps | 100% |
| SNPE Vectan Tubal 5000 | <<locked>> | 90% | 48,704 psi | 86% | 2710 fps | 100% |
| Somchem S335 | <<locked>> | 84% | 48,892 psi | 86% | 2720 fps | 100% |
| Somchem S341 | <<locked>> | 84% | 48,602 psi | 86% | 2792 fps | 98.5% |
| Somchem S355 | <<locked>> | 92% | 49,908 psi | 88% | 2838 fps | 99.2% |
| Somchem S365ᴾ | <<locked>> | 100% | 46,659 psi | 82% | 2884 fps | 99.7% |
| Vihtavuori N133 | <<locked>> | 84% | 49,168 psi | 87% | 2707 fps | 100% |
| Vihtavuori N135 | <<locked>> | 88% | 50,386 psi | 89% | 2789 fps | 100% |
| Vihtavuori N140 | <<locked>> | 88% | 51,111 psi | 90% | 2799 fps | 100% |
| Vihtavuori N150 | <<locked>> | 94% | 50,908 psi | 90% | 2818 fps | 99.8% |
| Vihtavuori N160 | <<locked>> | 98% | 51,169 psi | 90% | 2877 fps | 97.9% |
| Vihtavuori N530 | <<locked>> | 84% | 50,807 psi | 90% | 2812 fps | 99.6% |
| Vihtavuori N540 | <<locked>> | 88% | 49,371 psi | 87% | 2792 fps | 100% |
| Vihtavuori N550 | <<locked>> | 98% | 50,314 psi | 89% | 2881 fps | 97.6% |
| Vihtavuori N555ᴾ | <<locked>> | 100% | 39,929 psi | 71% | 2756 fps | 96.2% |
| Winchester 6.5 StaBALL | <<locked>> | 96% | 48,472 psi | 86% | 2802 fps | 99.1% |
| Winchester 748 | <<locked>> | 84% | 50,140 psi | 89% | 2858 fps | 99.9% |
| Winchester StaBALL Match | <<locked>> | 86% | 49,327 psi | 87% | 2835 fps | 99.2% |
Recommended = one of the top powders for this cartridge and bullet combination.
Start Load - Barrel Length: 23.62"
| Powder | Charge | FR | MaxP | % | V(0) | z |
|---|---|---|---|---|---|---|
| Accurate 2015 | <<locked>> | 80% | 46,920 psi | 83% | 2690 fps | 100% |
| Accurate 2495 | <<locked>> | 80% | 40,828 psi | 72% | 2625 fps | 100% |
| Accurate 2520 | <<locked>> | 80% | 46,398 psi | 82% | 2759 fps | 99.9% |
| Accurate 4064 | <<locked>> | 80% | 38,464 psi | 68% | 2612 fps | 99.6% |
| Accurate 4350 | <<locked>> | 92% | 40,944 psi | 72% | 2726 fps | 95.7% |
| ADI AR 2206H | <<locked>> | 80% | 43,091 psi | 76% | 2703 fps | 97.6% |
| ADI AR 2208 | <<locked>> | 82% | 39,001 psi | 69% | 2598 fps | 95.7% |
| ADI Benchmark 8208 | <<locked>> | 80% | 44,947 psi | 79% | 2713 fps | 98.9% |
| Alliant AR-Comp | <<locked>> | 80% | 44,701 psi | 79% | 2717 fps | 100% |
| Alliant Power Pro 2000-MR | <<locked>> | 80% | 38,899 psi | 69% | 2710 fps | 95.1% |
| Alliant Reloder- TS 15.5 | <<locked>> | 80% | 36,376 psi | 64% | 2575 fps | 96.7% |
| Alliant Reloder-15 | <<locked>> | 80% | 39,102 psi | 69% | 2635 fps | 96% |
| Alliant Reloder-16 | <<locked>> | 92% | 40,553 psi | 72% | 2726 fps | 95.6% |
| Alliant Reloder-17 | 44 gr | 84% | 35,650 psi | 63% | 2638 fps | 95.7% |
| Alliant Reloder-23 | <<locked>> | 98% | 35,143 psi | 62% | 2618 fps | 95.2% |
| Baschieri & Pellagri 107 | <<locked>> | 80% | 41,814 psi | 74% | 2694 fps | 96.1% |
| Bofors RP3 | <<locked>> | 80% | 36,260 psi | 64% | 2582 fps | 96.8% |
| Hodgdon Benchmark | <<locked>> | 80% | 46,818 psi | 83% | 2707 fps | 99.5% |
| Hodgdon BL-C2 | <<locked>> | 80% | 43,714 psi | 77% | 2736 fps | 99.2% |
| Hodgdon CFE223 | <<locked>> | 80% | 47,369 psi | 84% | 2867 fps | 98% |
| Hodgdon H380 | <<locked>> | 84% | 41,872 psi | 74% | 2684 fps | 95.3% |
| Hodgdon H4895 | <<locked>> | 80% | 43,482 psi | 77% | 2717 fps | 98.2% |
| Hodgdon Hybrid 100V | <<locked>> | 90% | 35,331 psi | 62% | 2569 fps | 95.7% |
| Hodgdon LEVERevolution | <<locked>> | 80% | 39,291 psi | 69% | 2680 fps | 97.7% |
| Hodgdon TrailBoss | <<locked>> | 80% | 26,658 psi | 47% | 1591 fps | 100% |
| Hodgdon VARGET | <<locked>> | 80% | 41,626 psi | 74% | 2664 fps | 97.7% |
| IMR 3031 | <<locked>> | 80% | 42,583 psi | 75% | 2717 fps | 100% |
| IMR 4064 | <<locked>> | 80% | 38,566 psi | 68% | 2582 fps | 95.9% |
| IMR 4831 | <<locked>> | 92% | 39,262 psi | 69% | 2677 fps | 95.3% |
| IMR 4895 | <<locked>> | 80% | 39,943 psi | 71% | 2667 fps | 96.9% |
| IMR 8208 XBR | <<locked>> | 80% | 44,947 psi | 79% | 2713 fps | 98.9% |
| Lovex D073.6 | <<locked>> | 80% | 42,293 psi | 75% | 2690 fps | 99.6% |
| Lovex S060 | <<locked>> | 80% | 43,221 psi | 76% | 2641 fps | 97.7% |
| Lovex S062 | <<locked>> | 80% | 38,827 psi | 69% | 2598 fps | 97.8% |
| Lovex S065 | <<locked>> | 92% | 45,498 psi | 80% | 2730 fps | 95.3% |
| Norma 201 | <<locked>> | 80% | 42,699 psi | 75% | 2664 fps | 98.6% |
| Norma 202 | <<locked>> | 80% | 42,453 psi | 75% | 2671 fps | 99.8% |
| Norma 203B | <<locked>> | 80% | 38,508 psi | 68% | 2625 fps | 96.4% |
| Norma URP | <<locked>> | 92% | 40,785 psi | 72% | 2720 fps | 95.5% |
| Ramshot Big Game | <<locked>> | 80% | 37,666 psi | 67% | 2628 fps | 95.9% |
| Ramshot Hunter | <<locked>> | 98% | 48,008 psi | 85% | 2864 fps | 95.4% |
| Ramshot TAC | <<locked>> | 80% | 44,802 psi | 79% | 2707 fps | 95.4% |
| Ramshot Wild Boar | <<locked>> | 80% | 44,034 psi | 78% | 2730 fps | 97.8% |
| ReloadSwiss RS 14 | <<locked>> | 80% | 26,890 psi | 48% | 1627 fps | 100% |
| ReloadSwiss RS 50 | <<locked>> | 88% | 47,790 psi | 84% | 2772 fps | 95.1% |
| ReloadSwiss RS 52 | <<locked>> | 80% | 40,292 psi | 71% | 2730 fps | 96.3% |
| ReloadSwiss RS 60 | 41.9 gr | 80% | 33,460 psi | 59% | 2589 fps | 97.4% |
| ReloadSwiss RS 62 | <<locked>> | 92% | 40,408 psi | 71% | 2736 fps | 95.1% |
| ReloadSwiss RS 70 | <<locked>> | 96% | 46,137 psi | 82% | 2858 fps | 95.8% |
| Rottweil R 901 | <<locked>> | 80% | 46,978 psi | 83% | 2720 fps | 100% |
| Rottweil R 902 | <<locked>> | 80% | 40,915 psi | 72% | 2621 fps | 98.3% |
| Rottweil R 903 | <<locked>> | 80% | 34,389 psi | 61% | 2530 fps | 95.8% |
| Shooters World Long Rifle | <<locked>> | 92% | 45,498 psi | 80% | 2730 fps | 95.3% |
| Shooters World Match Rifle | <<locked>> | 80% | 42,293 psi | 75% | 2690 fps | 99.6% |
| Shooters World Precision | <<locked>> | 80% | 38,827 psi | 69% | 2598 fps | 97.8% |
| SNPE Vectan SP 11 | 42.3 gr | 82% | 36,869 psi | 65% | 2615 fps | 95.7% |
| SNPE Vectan SP 7 | <<locked>> | 80% | 43,323 psi | 77% | 2684 fps | 95.6% |
| SNPE Vectan SP 9 | <<locked>> | 80% | 41,481 psi | 73% | 2667 fps | 97.2% |
| SNPE Vectan Tubal 3000 | <<locked>> | 80% | 43,714 psi | 77% | 2621 fps | 99.9% |
| SNPE Vectan Tubal 5000 | <<locked>> | 80% | 36,405 psi | 64% | 2487 fps | 99.6% |
| Somchem S335 | <<locked>> | 80% | 43,482 psi | 77% | 2625 fps | 100% |
| Somchem S341 | <<locked>> | 80% | 42,598 psi | 75% | 2680 fps | 97.4% |
| Somchem S355 | <<locked>> | 80% | 35,056 psi | 62% | 2530 fps | 95.8% |
| Somchem S365 | <<locked>> | 86% | 30,922 psi | 55% | 2513 fps | 95.4% |
| Vihtavuori N133 | <<locked>> | 80% | 43,714 psi | 77% | 2618 fps | 100% |
| Vihtavuori N135 | <<locked>> | 80% | 39,726 psi | 70% | 2608 fps | 100% |
| Vihtavuori N140 | <<locked>> | 80% | 40,350 psi | 71% | 2608 fps | 99.8% |
| Vihtavuori N150 | <<locked>> | 80% | 33,388 psi | 59% | 2474 fps | 96.8% |
| Vihtavuori N160 | <<locked>> | 90% | 40,103 psi | 71% | 2667 fps | 95.1% |
| Vihtavuori N530 | <<locked>> | 80% | 44,962 psi | 79% | 2707 fps | 99% |
| Vihtavuori N540 | <<locked>> | 80% | 39,030 psi | 69% | 2598 fps | 99.4% |
| Vihtavuori N550 | <<locked>> | 92% | 42,018 psi | 74% | 2723 fps | 95.6% |
| Vihtavuori N555 | <<locked>> | 98% | 37,608 psi | 66% | 2703 fps | 95.4% |
| Winchester 6.5 StaBALL | <<locked>> | 84% | 33,605 psi | 59% | 2484 fps | 95% |
| Winchester 748 | <<locked>> | 80% | 44,309 psi | 78% | 2756 fps | 99.4% |
| Winchester StaBALL Match | <<locked>> | 80% | 40,901 psi | 72% | 2674 fps | 97.7% |
Recommended = one of the top powders for this cartridge and bullet combination.
ᴾ possible press load - work up slowly to this load while watching for signs of excessive pressure.
This overview compares 76 powders for 7 x 57 loaded with the .284 | 130gr | Barnes X BT. Alliant Power Pro 2000-MR delivers the highest muzzle velocity at 2,956 fps; across all powders the maximum-charge window runs from 1,775 fps to 2,956 fps. Alliant Reloder-16 gives the best case fill at 100 %, and 76 of the 76 powders fall inside the usable 80–100 % fill window.
Relative to the caliber's maximum pressure (390 MPa), the top charges use 63–90 %, leaving at least 10 % headroom. The 130.0 gr projectile in 0.284" calls for a 1:11.0 twist; slower twists will usually not stabilise this weight. Alliant Reloder-16, Alliant Reloder-23, Hodgdon Hybrid 100V reach 100 % fill or more at maximum charge, so these are compressed loads: they need a long drop tube to seat cleanly and react sensitively to the case capacity of your own brass lot. ReloadSwiss RS 60, Alliant Reloder-17, SNPE Vectan SP 11 rank at the top here: for 7 x 57 with the .284 | 130gr | Barnes X BT they combine a high case fill with complete burn and sit in the upper velocity band. Always begin at the start load and work up in small increments while checking case and primer for pressure signs.