
Load Specifications
Load data in caliber .30-06 R Stief with .308 | 225gr | Hornady ELD-Match bullet and 99 powders. The key underlying parameters are shown in the table above. The recommended powders for this cartridge and bullet combination are ReloadSwiss RS 70, Hodgdon Superformance and Alliant Reloder-17.
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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You can find more information in our FAQ: How can I use the Personalized Load Calculator?
Max Load - Barrel Length: 24"
| Powder | Charge | FR | MaxP | % | V(0) | z |
|---|---|---|---|---|---|---|
| Accurate 2495 | <<locked>> | 86% | 51,808 psi | 88% | 2254 fps | 100% |
| Accurate 2700 | <<locked>> | 86% | 50,792 psi | 86% | 2260 fps | 97.8% |
| Accurate 3100ᴾ | <<locked>> | 100% | 42,105 psi | 72% | 2234 fps | 97.9% |
| Accurate 4064 | <<locked>> | 88% | 51,967 psi | 88% | 2297 fps | 100% |
| Accurate 4350 | <<locked>> | 96% | 51,271 psi | 87% | 2375 fps | 99.9% |
| ADI AR 2206H | <<locked>> | 84% | 52,054 psi | 89% | 2320 fps | 100% |
| ADI AR 2208 | <<locked>> | 90% | 53,113 psi | 90% | 2323 fps | 100% |
| ADI AR 2209ᴾ | <<locked>> | 100% | 49,821 psi | 85% | 2359 fps | 96.8% |
| ADI Benchmark 8208 | <<locked>> | 82% | 51,358 psi | 87% | 2280 fps | 100% |
| Alliant AR-Comp | <<locked>> | 82% | 51,982 psi | 88% | 2251 fps | 100% |
| Alliant Power Pro 2000-MR | <<locked>> | 86% | 51,430 psi | 88% | 2425 fps | 100% |
| Alliant Reloder- TS 15.5 | <<locked>> | 88% | 49,966 psi | 85% | 2300 fps | 100% |
| Alliant Reloder-15 | <<locked>> | 86% | 50,314 psi | 86% | 2316 fps | 100% |
| Alliant Reloder-16 | <<locked>> | 98% | 52,591 psi | 90% | 2421 fps | 100% |
| Alliant Reloder-17 | <<locked>> | 92% | 49,995 psi | 85% | 2405 fps | 100% |
| Alliant Reloder-19ᴾ | <<locked>> | 100% | 48,878 psi | 83% | 2352 fps | 96.8% |
| Alliant Reloder-23ᴾ | <<locked>> | 100% | 40,132 psi | 68% | 2260 fps | 99.8% |
| Alliant Reloder-25ᴾ | <<locked>> | 100% | 35,433 psi | 60% | 2178 fps | 96.4% |
| Alliant Reloder-26ᴾ | <<locked>> | 100% | 44,759 psi | 76% | 2402 fps | 99.5% |
| Baschieri & Pellagri 107 | <<locked>> | 84% | 51,634 psi | 88% | 2336 fps | 99.9% |
| Bofors RP3 | <<locked>> | 88% | 50,285 psi | 86% | 2316 fps | 100% |
| Bofors RP7 | <<locked>> | 92% | 50,647 psi | 86% | 2297 fps | 98% |
| Hodgdon Benchmark | <<locked>> | 82% | 52,779 psi | 90% | 2260 fps | 100% |
| Hodgdon BL-C2 | <<locked>> | 82% | 50,299 psi | 86% | 2303 fps | 100% |
| Hodgdon H380 | <<locked>> | 88% | 51,198 psi | 87% | 2326 fps | 99.7% |
| Hodgdon H414 | <<locked>> | 94% | 50,575 psi | 86% | 2375 fps | 98.6% |
| Hodgdon H4350 | <<locked>> | 92% | 51,459 psi | 88% | 2339 fps | 97.6% |
| Hodgdon H4895 | <<locked>> | 84% | 52,547 psi | 89% | 2329 fps | 100% |
| Hodgdon Hybrid 100Vᴾ | <<locked>> | 100% | 52,083 psi | 89% | 2356 fps | 100% |
| Hodgdon LEVERevolution | <<locked>> | 86% | 51,837 psi | 88% | 2359 fps | 100% |
| Hodgdon Superformance | <<locked>> | 94% | 50,502 psi | 86% | 2402 fps | 98.3% |
| Hodgdon TrailBossᴾ | <<locked>> | 100% | 35,824 psi | 61% | 1404 fps | 100% |
| Hodgdon VARGET | <<locked>> | 84% | 50,531 psi | 86% | 2290 fps | 100% |
| IMR 3031 | <<locked>> | 84% | 52,605 psi | 90% | 2306 fps | 100% |
| IMR 4064 | <<locked>> | 88% | 52,547 psi | 89% | 2306 fps | 100% |
| IMR 4166 Enduron | <<locked>> | 86% | 52,344 psi | 89% | 2293 fps | 98.6% |
| IMR 4350 | <<locked>> | 96% | 50,560 psi | 86% | 2316 fps | 98% |
| IMR 4451 Enduron | <<locked>> | 92% | 52,431 psi | 89% | 2323 fps | 98.6% |
| IMR 4831 | <<locked>> | 98% | 51,967 psi | 88% | 2369 fps | 100% |
| IMR 4895 | <<locked>> | 86% | 51,605 psi | 88% | 2343 fps | 100% |
| IMR 8208 XBR | <<locked>> | 82% | 51,358 psi | 87% | 2280 fps | 100% |
| Lovex D073.6 | <<locked>> | 84% | 51,764 psi | 88% | 2300 fps | 100% |
| Lovex S060 | <<locked>> | 84% | 51,735 psi | 88% | 2257 fps | 100% |
| Lovex S062 | <<locked>> | 88% | 52,460 psi | 89% | 2303 fps | 100% |
| Lovex S065 | <<locked>> | 94% | 51,822 psi | 88% | 2316 fps | 99.4% |
| Lovex S070 | <<locked>> | 96% | 52,634 psi | 90% | 2349 fps | 98.9% |
| Lovex S071ᴾ | <<locked>> | 100% | 34,983 psi | 60% | 2113 fps | 96% |
| Norma 201 | <<locked>> | 84% | 50,952 psi | 87% | 2274 fps | 100% |
| Norma 202 | <<locked>> | 84% | 51,648 psi | 88% | 2277 fps | 100% |
| Norma 203B | <<locked>> | 88% | 52,823 psi | 90% | 2349 fps | 100% |
| Norma 204 | <<locked>> | 96% | 50,734 psi | 86% | 2356 fps | 96.9% |
| Norma MRPᴾ | <<locked>> | 100% | 44,686 psi | 76% | 2362 fps | 97.5% |
| Norma URP | <<locked>> | 96% | 50,633 psi | 86% | 2365 fps | 99.9% |
| Ramshot Big Game | <<locked>> | 86% | 49,763 psi | 85% | 2329 fps | 100% |
| Ramshot Hunter | <<locked>> | 98% | 52,330 psi | 89% | 2405 fps | 99.4% |
| Ramshot TAC | <<locked>> | 82% | 51,082 psi | 87% | 2297 fps | 99.4% |
| Ramshot Wild Boar | <<locked>> | 82% | 50,720 psi | 86% | 2310 fps | 100% |
| ReloadSwiss RS 14ᴾ | <<locked>> | 100% | 36,289 psi | 62% | 1437 fps | 100% |
| ReloadSwiss RS 50 | <<locked>> | 88% | 51,488 psi | 88% | 2313 fps | 99% |
| ReloadSwiss RS 52 | <<locked>> | 84% | 50,560 psi | 86% | 2372 fps | 100% |
| ReloadSwiss RS 60 | <<locked>> | 90% | 49,937 psi | 85% | 2402 fps | 100% |
| ReloadSwiss RS 62 | <<locked>> | 96% | 50,589 psi | 86% | 2392 fps | 99.8% |
| ReloadSwiss RS 70 | <<locked>> | 96% | 50,372 psi | 86% | 2418 fps | 99.8% |
| Rottweil R 901 | <<locked>> | 82% | 52,112 psi | 89% | 2254 fps | 100% |
| Rottweil R 902 | <<locked>> | 86% | 51,590 psi | 88% | 2274 fps | 100% |
| Rottweil R 903 | <<locked>> | 90% | 50,125 psi | 85% | 2306 fps | 100% |
| Rottweil R 904ᴾ | <<locked>> | 100% | 51,648 psi | 88% | 2336 fps | 96% |
| Rottweil R 905ᴾ | <<locked>> | 100% | 47,442 psi | 81% | 2336 fps | 96.7% |
| Rottweil R 907 | <<locked>> | 92% | 50,647 psi | 86% | 2297 fps | 98% |
| Shooters World Long Rifle | <<locked>> | 94% | 51,822 psi | 88% | 2316 fps | 99.4% |
| Shooters World Match Rifle | <<locked>> | 84% | 51,764 psi | 88% | 2300 fps | 100% |
| Shooters World Precision | <<locked>> | 88% | 52,460 psi | 89% | 2303 fps | 100% |
| Shooters World SW4350 | <<locked>> | 96% | 52,634 psi | 90% | 2349 fps | 98.9% |
| SNPE Vectan SP 11 | <<locked>> | 90% | 51,793 psi | 88% | 2362 fps | 100% |
| SNPE Vectan SP 7 | <<locked>> | 82% | 49,603 psi | 84% | 2280 fps | 99.6% |
| SNPE Vectan SP 9 | <<locked>> | 84% | 50,560 psi | 86% | 2300 fps | 100% |
| SNPE Vectan Tubal 3000 | <<locked>> | 84% | 52,533 psi | 89% | 2221 fps | 100% |
| SNPE Vectan Tubal 5000 | <<locked>> | 90% | 52,678 psi | 90% | 2221 fps | 100% |
| SNPE Vectan Tubal 7000 | <<locked>> | 94% | 51,808 psi | 88% | 2277 fps | 98.6% |
| SNPE Vectan Tubal 8000ᴾ | <<locked>> | 100% | 47,007 psi | 80% | 2329 fps | 96.6% |
| Somchem S335 | <<locked>> | 84% | 51,793 psi | 88% | 2218 fps | 100% |
| Somchem S341 | <<locked>> | 84% | 52,649 psi | 90% | 2313 fps | 100% |
| Somchem S355 | <<locked>> | 90% | 50,546 psi | 86% | 2306 fps | 100% |
| Somchem S365ᴾ | <<locked>> | 100% | 51,764 psi | 88% | 2408 fps | 100% |
| Somchem S385ᴾ | <<locked>> | 100% | 48,051 psi | 82% | 2316 fps | 97.6% |
| Vihtavuori N133 | <<locked>> | 84% | 52,866 psi | 90% | 2205 fps | 100% |
| Vihtavuori N135 | <<locked>> | 86% | 51,314 psi | 87% | 2241 fps | 100% |
| Vihtavuori N140 | <<locked>> | 86% | 52,054 psi | 89% | 2257 fps | 100% |
| Vihtavuori N150 | <<locked>> | 92% | 51,808 psi | 88% | 2287 fps | 100% |
| Vihtavuori N160 | <<locked>> | 96% | 52,953 psi | 90% | 2362 fps | 99.9% |
| Vihtavuori N530 | <<locked>> | 82% | 51,517 psi | 88% | 2277 fps | 100% |
| Vihtavuori N540 | <<locked>> | 86% | 50,270 psi | 86% | 2260 fps | 100% |
| Vihtavuori N550 | <<locked>> | 96% | 51,822 psi | 88% | 2365 fps | 99.9% |
| Vihtavuori N555ᴾ | <<locked>> | 100% | 44,092 psi | 75% | 2320 fps | 99.8% |
| Winchester 6.5 StaBALL | <<locked>> | 96% | 52,808 psi | 90% | 2343 fps | 100% |
| Winchester 748 | <<locked>> | 82% | 51,213 psi | 87% | 2316 fps | 100% |
| Winchester 760 | <<locked>> | 94% | 50,908 psi | 87% | 2379 fps | 98.7% |
| Winchester StaBALL HDᴾ | <<locked>> | 100% | 35,897 psi | 61% | 2280 fps | 99.9% |
| Winchester StaBALL Match | <<locked>> | 84% | 50,241 psi | 86% | 2306 fps | 100% |
Recommended = one of the top powders for this cartridge and bullet combination.
Start Load - Barrel Length: 24"
| Powder | Charge | FR | MaxP | % | V(0) | z |
|---|---|---|---|---|---|---|
| Accurate 2495 | <<locked>> | 80% | 42,728 psi | 73% | 2139 fps | 100% |
| Accurate 2700 | <<locked>> | 80% | 41,843 psi | 71% | 2126 fps | 95.8% |
| Accurate 3100 | <<locked>> | 94% | 34,287 psi | 58% | 2100 fps | 95.7% |
| Accurate 4064 | <<locked>> | 80% | 40,437 psi | 69% | 2142 fps | 100% |
| Accurate 4350 | <<locked>> | 80% | 29,747 psi | 51% | 2014 fps | 96% |
| ADI AR 2206H | <<locked>> | 80% | 46,151 psi | 79% | 2238 fps | 99.9% |
| ADI AR 2208 | <<locked>> | 80% | 39,204 psi | 67% | 2119 fps | 99% |
| ADI AR 2209 | <<locked>> | 96% | 43,816 psi | 75% | 2264 fps | 95.2% |
| ADI Benchmark 8208 | <<locked>> | 80% | 48,254 psi | 82% | 2238 fps | 100% |
| Alliant AR-Comp | <<locked>> | 80% | 48,878 psi | 83% | 2215 fps | 100% |
| Alliant Power Pro 2000-MR | <<locked>> | 80% | 41,800 psi | 71% | 2277 fps | 99.4% |
| Alliant Reloder- TS 15.5 | <<locked>> | 80% | 38,914 psi | 66% | 2136 fps | 99.8% |
| Alliant Reloder-15 | <<locked>> | 80% | 41,858 psi | 71% | 2192 fps | 99.5% |
| Alliant Reloder-16 | <<locked>> | 80% | 30,255 psi | 52% | 2021 fps | 96.1% |
| Alliant Reloder-17 | 41.5 gr | 80% | 33,591 psi | 57% | 2126 fps | 98.9% |
| Alliant Reloder-19 | <<locked>> | 96% | 43,120 psi | 73% | 2260 fps | 95.3% |
| Alliant Reloder-23 | <<locked>> | 86% | 26,237 psi | 45% | 1955 fps | 95.9% |
| Alliant Reloder-25 | <<locked>> | 98% | 33,330 psi | 57% | 2129 fps | 95.4% |
| Alliant Reloder-26 | <<locked>> | 90% | 31,604 psi | 54% | 2142 fps | 95.9% |
| Baschieri & Pellagri 107 | <<locked>> | 80% | 45,324 psi | 77% | 2247 fps | 99.6% |
| Bofors RP3 | <<locked>> | 80% | 38,653 psi | 66% | 2142 fps | 99.8% |
| Bofors RP7 | <<locked>> | 84% | 39,581 psi | 67% | 2123 fps | 95.5% |
| Hodgdon Benchmark | <<locked>> | 80% | 49,893 psi | 85% | 2221 fps | 100% |
| Hodgdon BL-C2 | <<locked>> | 80% | 46,934 psi | 80% | 2260 fps | 100% |
| Hodgdon H380 | <<locked>> | 80% | 39,334 psi | 67% | 2146 fps | 98.2% |
| Hodgdon H414 | <<locked>> | 84% | 36,419 psi | 62% | 2142 fps | 95.3% |
| Hodgdon H4350 | <<locked>> | 86% | 42,569 psi | 72% | 2205 fps | 95.6% |
| Hodgdon H4895 | <<locked>> | 80% | 46,630 psi | 79% | 2247 fps | 100% |
| Hodgdon Hybrid 100V | <<locked>> | 80% | 27,818 psi | 47% | 1942 fps | 96.9% |
| Hodgdon LEVERevolution | <<locked>> | 80% | 42,453 psi | 72% | 2228 fps | 100% |
| Hodgdon Superformance | 47.2 gr | 86% | 38,421 psi | 65% | 2201 fps | 95.2% |
| Hodgdon TrailBoss | <<locked>> | 80% | 26,556 psi | 45% | 1250 fps | 100% |
| Hodgdon VARGET | <<locked>> | 80% | 44,498 psi | 76% | 2205 fps | 100% |
| IMR 3031 | <<locked>> | 80% | 46,340 psi | 79% | 2228 fps | 100% |
| IMR 4064 | <<locked>> | 80% | 41,191 psi | 70% | 2142 fps | 99.4% |
| IMR 4166 Enduron | <<locked>> | 80% | 43,714 psi | 74% | 2165 fps | 97.1% |
| IMR 4350 | <<locked>> | 88% | 39,610 psi | 67% | 2146 fps | 95.5% |
| IMR 4451 Enduron | <<locked>> | 82% | 38,696 psi | 66% | 2106 fps | 95.7% |
| IMR 4831 | <<locked>> | 80% | 28,935 psi | 49% | 1978 fps | 95.7% |
| IMR 4895 | <<locked>> | 80% | 42,902 psi | 73% | 2218 fps | 99.8% |
| IMR 8208 XBR | <<locked>> | 80% | 48,254 psi | 82% | 2238 fps | 100% |
| Lovex D073.6 | <<locked>> | 80% | 45,455 psi | 77% | 2218 fps | 100% |
| Lovex S060 | <<locked>> | 80% | 45,992 psi | 78% | 2182 fps | 99.9% |
| Lovex S062 | <<locked>> | 80% | 41,176 psi | 70% | 2146 fps | 100% |
| Lovex S065 | <<locked>> | 80% | 33,837 psi | 58% | 2021 fps | 95.8% |
| Lovex S070 | <<locked>> | 84% | 36,318 psi | 62% | 2090 fps | 95.4% |
| Lovex S071 | <<locked>> | 98% | 32,663 psi | 56% | 2070 fps | 95.1% |
| Norma 201 | <<locked>> | 80% | 45,121 psi | 77% | 2195 fps | 100% |
| Norma 202 | <<locked>> | 80% | 45,426 psi | 77% | 2195 fps | 100% |
| Norma 203B | <<locked>> | 80% | 41,249 psi | 70% | 2182 fps | 99.6% |
| Norma 204 | <<locked>> | 92% | 44,585 psi | 76% | 2264 fps | 95.5% |
| Norma MRP | <<locked>> | 96% | 39,044 psi | 66% | 2264 fps | 95.8% |
| Norma URP | <<locked>> | 80% | 30,153 psi | 51% | 2014 fps | 95.9% |
| Ramshot Big Game | <<locked>> | 80% | 40,553 psi | 69% | 2192 fps | 99.5% |
| Ramshot Hunter | <<locked>> | 84% | 33,518 psi | 57% | 2090 fps | 95.1% |
| Ramshot TAC | <<locked>> | 80% | 48,066 psi | 82% | 2254 fps | 99.1% |
| Ramshot Wild Boar | <<locked>> | 80% | 47,630 psi | 81% | 2267 fps | 100% |
| ReloadSwiss RS 14 | <<locked>> | 80% | 27,050 psi | 46% | 1283 fps | 100% |
| ReloadSwiss RS 50 | <<locked>> | 80% | 39,842 psi | 68% | 2136 fps | 96.8% |
| ReloadSwiss RS 52 | <<locked>> | 80% | 44,280 psi | 75% | 2280 fps | 99.7% |
| ReloadSwiss RS 60 | <<locked>> | 80% | 35,723 psi | 61% | 2175 fps | 100% |
| ReloadSwiss RS 62 | <<locked>> | 80% | 29,559 psi | 50% | 2028 fps | 95.4% |
| ReloadSwiss RS 70 | 43.2 gr | 82% | 31,604 psi | 54% | 2073 fps | 95.2% |
| Rottweil R 901 | <<locked>> | 80% | 49,240 psi | 84% | 2218 fps | 100% |
| Rottweil R 902 | <<locked>> | 80% | 42,902 psi | 73% | 2152 fps | 100% |
| Rottweil R 903 | <<locked>> | 80% | 36,303 psi | 62% | 2096 fps | 99.4% |
| Rottweil R 904 | <<locked>> | 98% | 48,443 psi | 82% | 2290 fps | 95.2% |
| Rottweil R 905 | <<locked>> | 96% | 41,597 psi | 71% | 2241 fps | 95.2% |
| Rottweil R 907 | <<locked>> | 84% | 39,581 psi | 67% | 2123 fps | 95.5% |
| Shooters World Long Rifle | <<locked>> | 80% | 33,837 psi | 58% | 2021 fps | 95.8% |
| Shooters World Match Rifle | <<locked>> | 80% | 45,455 psi | 77% | 2218 fps | 100% |
| Shooters World Precision | <<locked>> | 80% | 41,176 psi | 70% | 2146 fps | 100% |
| Shooters World SW4350 | <<locked>> | 84% | 36,318 psi | 62% | 2090 fps | 95.4% |
| SNPE Vectan SP 11 | <<locked>> | 80% | 37,362 psi | 64% | 2142 fps | 99.1% |
| SNPE Vectan SP 7 | <<locked>> | 80% | 46,209 psi | 79% | 2231 fps | 99.2% |
| SNPE Vectan SP 9 | <<locked>> | 80% | 44,628 psi | 76% | 2215 fps | 99.9% |
| SNPE Vectan Tubal 3000 | <<locked>> | 80% | 46,427 psi | 79% | 2142 fps | 100% |
| SNPE Vectan Tubal 5000 | <<locked>> | 80% | 38,740 psi | 66% | 2041 fps | 100% |
| SNPE Vectan Tubal 7000 | <<locked>> | 84% | 37,405 psi | 64% | 2060 fps | 95.5% |
| SNPE Vectan Tubal 8000 | <<locked>> | 96% | 41,234 psi | 70% | 2238 fps | 95% |
| Somchem S335 | <<locked>> | 80% | 46,050 psi | 78% | 2146 fps | 100% |
| Somchem S341 | <<locked>> | 80% | 46,166 psi | 79% | 2228 fps | 99.9% |
| Somchem S355 | <<locked>> | 80% | 37,159 psi | 63% | 2100 fps | 99.4% |
| Somchem S365 | <<locked>> | 80% | 26,977 psi | 46% | 1975 fps | 98.1% |
| Somchem S385 | <<locked>> | 94% | 39,552 psi | 67% | 2185 fps | 95.5% |
| Vihtavuori N133 | <<locked>> | 80% | 46,804 psi | 80% | 2133 fps | 100% |
| Vihtavuori N135 | <<locked>> | 80% | 42,598 psi | 73% | 2133 fps | 100% |
| Vihtavuori N140 | <<locked>> | 80% | 42,989 psi | 73% | 2142 fps | 100% |
| Vihtavuori N150 | <<locked>> | 80% | 35,273 psi | 60% | 2047 fps | 99.7% |
| Vihtavuori N160 | <<locked>> | 80% | 31,575 psi | 54% | 2018 fps | 96.4% |
| Vihtavuori N530 | <<locked>> | 80% | 48,312 psi | 82% | 2234 fps | 100% |
| Vihtavuori N540 | <<locked>> | 80% | 41,394 psi | 70% | 2139 fps | 100% |
| Vihtavuori N550 | <<locked>> | 80% | 30,893 psi | 53% | 2014 fps | 95.9% |
| Vihtavuori N555 | <<locked>> | 84% | 26,295 psi | 45% | 1972 fps | 95.1% |
| Winchester 6.5 StaBALL | <<locked>> | 80% | 31,256 psi | 53% | 1998 fps | 98.3% |
| Winchester 748 | <<locked>> | 80% | 48,022 psi | 82% | 2274 fps | 100% |
| Winchester 760 | <<locked>> | 84% | 36,651 psi | 62% | 2146 fps | 95.4% |
| Winchester StaBALL HD | <<locked>> | 88% | 24,526 psi | 42% | 1965 fps | 95% |
| Winchester StaBALL Match | <<locked>> | 80% | 44,005 psi | 75% | 2218 fps | 100% |
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 99 powders for .30-06 R Stief loaded with the .308 | 225gr | Hornady ELD-Match. Alliant Power Pro 2000-MR delivers the highest muzzle velocity at 2,425 fps; across all powders the maximum-charge window runs from 1,404 fps to 2,425 fps. Accurate 3100 gives the best case fill at 100 %, and 99 of the 99 powders fall inside the usable 80–100 % fill window.
Relative to the caliber's maximum pressure (405 MPa), the top charges use 60–90 %, leaving at least 10 % headroom. The 225.0 gr projectile in 0.308" calls for a 1:10.0 twist; slower twists will usually not stabilise this weight. Accurate 3100, ADI AR 2209, Alliant Reloder-19 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 70, Hodgdon Superformance, Alliant Reloder-17 rank at the top here: for .30-06 R Stief with the .308 | 225gr | Hornady ELD-Match 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.