308 win
- Thread starter 300mag
- Start date
DrMike
Ballistician
- Nov 8, 2006
- 37,205
- 5,688
Do you have a preferred powder? Here is a projection using Varget.
Cartridge : .308 Win.
Bullet : .308, 185, Berger VLD G7 #30513
Useable Case Capaci: 45.538 grain H2O = 2.957 cm³
Cartridge O.A.L. L6: 2.800 inch = 71.12 mm
Barrel Length : 22.0 inch = 558.8 mm
Powder : Hodgdon VARGET
Predicted data by increasing and decreasing the given charge,
incremented in steps of 2.0% of nominal charge.
CAUTION: Figures exceed maximum and minimum recommended loads !
Step Fill. Charge Vel. Energy Pmax Pmuz Prop.Burnt B_Time
% % Grains fps ft.lbs psi psi % ms
-20.0 83 33.60 2049 1725 31397 6158 91.3 1.506
-18.0 85 34.44 2097 1806 33416 6342 92.3 1.467
-16.0 87 35.28 2144 1889 35562 6521 93.3 1.430
-14.0 89 36.12 2192 1974 37846 6695 94.2 1.392
-12.0 91 36.96 2239 2060 40274 6862 95.1 1.353
-10.0 93 37.80 2287 2148 42842 7024 95.9 1.315
-08.0 95 38.64 2334 2238 45555 7177 96.6 1.279
-06.0 97 39.48 2382 2330 48441 7323 97.2 1.244
-04.0 99 40.32 2429 2423 51513 7461 97.8 1.211 ! Near Maximum !
-02.0 101 41.16 2476 2518 54787 7591 98.3 1.178 ! Near Maximum !
+00.0 103 42.00 2523 2614 58279 7711 98.8 1.147 ! Near Maximum !
+02.0 105 42.84 2569 2712 62006 7821 99.1 1.117 !DANGEROUS LOAD-DO NOT USE!
+04.0 108 43.68 2616 2811 65988 7921 99.5 1.087 !DANGEROUS LOAD-DO NOT USE!
+06.0 110 44.52 2662 2911 70248 8011 99.7 1.059 !DANGEROUS LOAD-DO NOT USE!
+08.0 112 45.36 2708 3013 74809 8089 99.9 1.032 !DANGEROUS LOAD-DO NOT USE!
+10.0 114 46.20 2754 3117 79700 8156 100.0 1.005 !DANGEROUS LOAD-DO NOT USE!
Results caused by ± 10% powder lot-to-lot burning rate variation using nominal charge
Data for burning rate increased by 10% relative to nominal value:
+Ba 103 42.00 2621 2823 68459 7511 100.0 1.075 !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 10% relative to nominal value:
-Ba 103 42.00 2387 2341 48308 7565 93.8 1.241
Cartridge : .308 Win.
Bullet : .308, 185, Berger VLD G7 #30513
Useable Case Capaci: 45.538 grain H2O = 2.957 cm³
Cartridge O.A.L. L6: 2.800 inch = 71.12 mm
Barrel Length : 22.0 inch = 558.8 mm
Powder : Hodgdon VARGET
Predicted data by increasing and decreasing the given charge,
incremented in steps of 2.0% of nominal charge.
CAUTION: Figures exceed maximum and minimum recommended loads !
Step Fill. Charge Vel. Energy Pmax Pmuz Prop.Burnt B_Time
% % Grains fps ft.lbs psi psi % ms
-20.0 83 33.60 2049 1725 31397 6158 91.3 1.506
-18.0 85 34.44 2097 1806 33416 6342 92.3 1.467
-16.0 87 35.28 2144 1889 35562 6521 93.3 1.430
-14.0 89 36.12 2192 1974 37846 6695 94.2 1.392
-12.0 91 36.96 2239 2060 40274 6862 95.1 1.353
-10.0 93 37.80 2287 2148 42842 7024 95.9 1.315
-08.0 95 38.64 2334 2238 45555 7177 96.6 1.279
-06.0 97 39.48 2382 2330 48441 7323 97.2 1.244
-04.0 99 40.32 2429 2423 51513 7461 97.8 1.211 ! Near Maximum !
-02.0 101 41.16 2476 2518 54787 7591 98.3 1.178 ! Near Maximum !
+00.0 103 42.00 2523 2614 58279 7711 98.8 1.147 ! Near Maximum !
+02.0 105 42.84 2569 2712 62006 7821 99.1 1.117 !DANGEROUS LOAD-DO NOT USE!
+04.0 108 43.68 2616 2811 65988 7921 99.5 1.087 !DANGEROUS LOAD-DO NOT USE!
+06.0 110 44.52 2662 2911 70248 8011 99.7 1.059 !DANGEROUS LOAD-DO NOT USE!
+08.0 112 45.36 2708 3013 74809 8089 99.9 1.032 !DANGEROUS LOAD-DO NOT USE!
+10.0 114 46.20 2754 3117 79700 8156 100.0 1.005 !DANGEROUS LOAD-DO NOT USE!
Results caused by ± 10% powder lot-to-lot burning rate variation using nominal charge
Data for burning rate increased by 10% relative to nominal value:
+Ba 103 42.00 2621 2823 68459 7511 100.0 1.075 !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 10% relative to nominal value:
-Ba 103 42.00 2387 2341 48308 7565 93.8 1.241
DrMike
Ballistician
- Nov 8, 2006
- 37,205
- 5,688
Other powders to try include:
Cartridge : .308 Win.
Bullet : .308, 185, Berger VLD G7 #30513
Useable Case Capaci: 45.538 grain H2O = 2.957 cm³
Cartridge O.A.L. L6: 2.800 inch = 71.12 mm
Barrel Length : 22.0 inch = 558.8 mm
Predicted Data for Indicated Charges of the Following Powders.
Matching Maximum Pressure: 52666 psi, or 363 MPa
or a maximum loading ratio or filling of 110 %
These calculations refer to your specified settings in QuickLOAD 'Cartridge Dimensions' window.
C A U T I O N : any load listed can result in a powder charge that falls below minimum suggested
loads or exceeds maximum suggested loads as presented in current handloading manuals. Understand
that all of the listed powders can be unsuitable for the given combination of cartridge, bullet
and gun. Actual load order can vary, depending upon lot-to-lot powder and component variations.
USE ONLY FOR COMPARISON !
32 loads produced a Loading Ratio below user-defined minimum of 90%. These powders have been skipped.
Powder type Filling/Loading Ratio Charge Charge Vel. Prop.Burnt P max P muzz B_Time
% Grains Gramm fps % psi psi ms
--------------------------------- -----------------------------------------------------------------
Norma URP 108.9 45.2 2.93 2529 97.4 52667 8306 1.182 ! Near Maximum !
Vihtavuori N550 105.6 45.3 2.94 2528 97.3 52667 8394 1.188 ! Near Maximum !
Ramshot Hunter 109.0 47.2 3.06 2526 95.3 52667 8468 1.179 ! Near Maximum !
Alliant Reloder-17 99.6 43.9 2.84 2521 98.2 52667 8193 1.175 ! Near Maximum !
Winchester 760 103.1 45.8 2.96 2521 94.4 52667 8389 1.182 ! Near Maximum !
Hodgdon H414 103.1 45.8 2.96 2521 94.4 52667 8389 1.182 ! Near Maximum !
Ramshot BigGame 101.2 43.9 2.84 2517 98.6 52667 8074 1.184 ! Near Maximum !
IMR 4895 97.2 40.8 2.65 2499 98.7 52667 7948 1.201 ! Near Maximum !
Hodgdon BL-C2 93.0 42.6 2.76 2496 99.4 52667 7839 1.200 ! Near Maximum !
Norma 203 old 100.7 42.7 2.77 2496 99.3 52667 7848 1.209 ! Near Maximum !
Winchester 748 90.4 40.8 2.64 2492 99.8 52667 7565 1.193 ! Near Maximum !
Norma 203B 98.6 41.4 2.68 2489 98.7 52667 7856 1.202 ! Near Maximum !
IMR 3031 98.0 38.5 2.49 2488 100.0 52667 7141 1.198 ! Near Maximum !
Alliant Reloder-15 98.0 41.1 2.67 2487 98.2 52667 7870 1.202 ! Near Maximum !
Accurate 4064 105.3 41.3 2.68 2480 100.0 52667 7383 1.232 ! Near Maximum !
Bofors RP4 NT ~approximation 108.6 46.3 3.00 2479 93.9 52667 8030 1.191 ! Near Maximum !
Accurate 2520 95.3 41.2 2.67 2474 100.0 52667 7376 1.214 ! Near Maximum !
Hodgdon H380 99.5 42.7 2.77 2474 97.0 52667 7882 1.206 ! Near Maximum !
Norma 204 107.1 46.4 3.01 2474 91.3 52667 8101 1.185 ! Near Maximum !
Hodgdon H4895 94.2 39.5 2.56 2473 99.1 52667 7655 1.206 ! Near Maximum !
IMR 4320 99.8 41.2 2.67 2471 98.5 52667 7588 1.187 ! Near Maximum !
Accurate 2495 98.0 38.9 2.52 2463 100.0 52667 7051 1.240 ! Near Maximum !
PB Clermont PCL 516 95.6 42.7 2.77 2463 96.9 52667 7752 1.199 ! Near Maximum !
Vihtavuori N540 97.5 41.4 2.68 2454 100.0 52667 7285 1.207 ! Near Maximum !
IMR 4350 107.8 45.0 2.92 2452 93.5 52667 7760 1.193 ! Near Maximum !
Hodgdon H4350 109.8 45.1 2.92 2452 93.3 52667 7766 1.193 ! Near Maximum !
Norma 202 95.1 39.3 2.54 2449 100.0 52667 7128 1.210 ! Near Maximum !
Vihtavuori N530 90.7 38.3 2.48 2448 99.5 52667 7339 1.205 ! Near Maximum !
Vihtavuori N150 107.8 42.7 2.77 2448 99.7 52667 7300 1.205 ! Near Maximum !
Hodgdon VARGET 100.0 40.6 2.63 2446 98.0 52667 7509 1.199 ! Near Maximum !
Norma 201 91.5 39.3 2.54 2441 99.5 52667 7344 1.221 ! Near Maximum !
IMR 4064 100.8 40.0 2.59 2440 98.2 52667 7384 1.204 ! Near Maximum !
IMR 8208 XBR 92.6 38.9 2.52 2440 99.4 52667 7253 1.206 ! Near Maximum !
Hodgdon H322 90.6 36.9 2.39 2440 100.0 52667 6873 1.202 ! Near Maximum !
Accurate 4350 110.0 44.2 2.86 2438 96.2 46199 8111 1.263
Vihtavuori N135 104.1 39.6 2.57 2434 100.0 52667 6686 1.213 ! Near Maximum !
IMR 4007 SSC 100.6 42.8 2.77 2428 93.5 52667 7622 1.212 ! Near Maximum !
Vihtavuori N140 97.2 40.0 2.59 2428 100.0 52667 6852 1.209 ! Near Maximum !
Alliant Reloder-19 110.0 46.2 2.99 2419 90.0 47685 8100 1.236
Alliant Reloder-12 90.4 38.7 2.51 2414 100.0 52667 6716 1.209 ! Near Maximum !
Winchester Supreme 780 110.0 48.7 3.15 2413 90.2 50505 7778 1.210
IMR 4831 110.0 44.2 2.87 2411 96.1 45638 7885 1.266
Norma MRP 110.0 48.2 3.12 2405 89.8 43192 8662 1.281
Hodgdon Benchmark 91.3 37.7 2.45 2400 99.7 52667 6879 1.213 ! Near Maximum !
Accurate 2700 101.4 44.0 2.85 2381 93.0 52667 7142 1.219 ! Near Maximum !
Somchem S385 110.0 46.7 3.02 2379 91.1 45304 7839 1.272
Hodgdon Hybrid 100V 110.0 43.2 2.80 2375 97.4 44478 7499 1.273
Vihtavuori N133 96.3 37.0 2.40 2370 100.0 52667 6176 1.216 ! Near Maximum !
IMR 7828 SSC 110.0 47.4 3.07 2366 85.1 45276 8089 1.263
Vihtavuori N130 90.5 35.5 2.30 2354 100.0 52667 6064 1.226 ! Near Maximum !
Here is a projection with W760.
Cartridge : .308 Win.
Bullet : .308, 185, Berger VLD G7 #30513
Useable Case Capaci: 45.538 grain H2O = 2.957 cm³
Cartridge O.A.L. L6: 2.800 inch = 71.12 mm
Barrel Length : 22.0 inch = 558.8 mm
Powder : Winchester 760
Predicted data by increasing and decreasing the given charge,
incremented in steps of 2.0% of nominal charge.
CAUTION: Figures exceed maximum and minimum recommended loads !
Step Fill. Charge Vel. Energy Pmax Pmuz Prop.Burnt B_Time
% % Grains fps ft.lbs psi psi % ms
-20.0 86 38.00 2067 1755 29895 6672 84.4 1.515
-18.0 88 38.95 2121 1849 31994 6907 85.8 1.474
-16.0 90 39.90 2176 1945 34253 7137 87.2 1.434
-14.0 92 40.85 2231 2045 36683 7361 88.6 1.394
-12.0 94 41.80 2287 2148 39302 7579 89.8 1.350
-10.0 96 42.75 2343 2254 42130 7788 91.0 1.307
-08.0 98 43.70 2399 2363 45183 7989 92.2 1.266
-06.0 101 44.65 2455 2476 48487 8181 93.3 1.226
-04.0 103 45.60 2511 2591 52066 8361 94.3 1.188 ! Near Maximum !
-02.0 105 46.55 2568 2709 55950 8531 95.2 1.151 ! Near Maximum !
+00.0 107 47.50 2625 2831 60174 8687 96.1 1.115 !DANGEROUS LOAD-DO NOT USE!
+02.0 109 48.45 2682 2955 64775 8830 96.8 1.080 !DANGEROUS LOAD-DO NOT USE!
+04.0 111 49.40 2740 3083 69799 8959 97.5 1.047 !DANGEROUS LOAD-DO NOT USE!
+06.0 113 50.35 2797 3214 75299 9072 98.2 1.014 !DANGEROUS LOAD-DO NOT USE!
+08.0 116 51.30 2855 3347 81333 9168 98.7 0.983 !DANGEROUS LOAD-DO NOT USE!
+10.0 118 52.25 2912 3484 87974 9247 99.1 0.952 !DANGEROUS LOAD-DO NOT USE!
Results caused by ± 10% powder lot-to-lot burning rate variation using nominal charge
Data for burning rate increased by 10% relative to nominal value:
+Ba 107 47.50 2764 3138 73427 8635 99.6 1.031 !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 10% relative to nominal value:
-Ba 107 47.50 2443 2453 48642 8278 88.4 1.224
Cartridge : .308 Win.
Bullet : .308, 185, Berger VLD G7 #30513
Useable Case Capaci: 45.538 grain H2O = 2.957 cm³
Cartridge O.A.L. L6: 2.800 inch = 71.12 mm
Barrel Length : 22.0 inch = 558.8 mm
Predicted Data for Indicated Charges of the Following Powders.
Matching Maximum Pressure: 52666 psi, or 363 MPa
or a maximum loading ratio or filling of 110 %
These calculations refer to your specified settings in QuickLOAD 'Cartridge Dimensions' window.
C A U T I O N : any load listed can result in a powder charge that falls below minimum suggested
loads or exceeds maximum suggested loads as presented in current handloading manuals. Understand
that all of the listed powders can be unsuitable for the given combination of cartridge, bullet
and gun. Actual load order can vary, depending upon lot-to-lot powder and component variations.
USE ONLY FOR COMPARISON !
32 loads produced a Loading Ratio below user-defined minimum of 90%. These powders have been skipped.
Powder type Filling/Loading Ratio Charge Charge Vel. Prop.Burnt P max P muzz B_Time
% Grains Gramm fps % psi psi ms
--------------------------------- -----------------------------------------------------------------
Norma URP 108.9 45.2 2.93 2529 97.4 52667 8306 1.182 ! Near Maximum !
Vihtavuori N550 105.6 45.3 2.94 2528 97.3 52667 8394 1.188 ! Near Maximum !
Ramshot Hunter 109.0 47.2 3.06 2526 95.3 52667 8468 1.179 ! Near Maximum !
Alliant Reloder-17 99.6 43.9 2.84 2521 98.2 52667 8193 1.175 ! Near Maximum !
Winchester 760 103.1 45.8 2.96 2521 94.4 52667 8389 1.182 ! Near Maximum !
Hodgdon H414 103.1 45.8 2.96 2521 94.4 52667 8389 1.182 ! Near Maximum !
Ramshot BigGame 101.2 43.9 2.84 2517 98.6 52667 8074 1.184 ! Near Maximum !
IMR 4895 97.2 40.8 2.65 2499 98.7 52667 7948 1.201 ! Near Maximum !
Hodgdon BL-C2 93.0 42.6 2.76 2496 99.4 52667 7839 1.200 ! Near Maximum !
Norma 203 old 100.7 42.7 2.77 2496 99.3 52667 7848 1.209 ! Near Maximum !
Winchester 748 90.4 40.8 2.64 2492 99.8 52667 7565 1.193 ! Near Maximum !
Norma 203B 98.6 41.4 2.68 2489 98.7 52667 7856 1.202 ! Near Maximum !
IMR 3031 98.0 38.5 2.49 2488 100.0 52667 7141 1.198 ! Near Maximum !
Alliant Reloder-15 98.0 41.1 2.67 2487 98.2 52667 7870 1.202 ! Near Maximum !
Accurate 4064 105.3 41.3 2.68 2480 100.0 52667 7383 1.232 ! Near Maximum !
Bofors RP4 NT ~approximation 108.6 46.3 3.00 2479 93.9 52667 8030 1.191 ! Near Maximum !
Accurate 2520 95.3 41.2 2.67 2474 100.0 52667 7376 1.214 ! Near Maximum !
Hodgdon H380 99.5 42.7 2.77 2474 97.0 52667 7882 1.206 ! Near Maximum !
Norma 204 107.1 46.4 3.01 2474 91.3 52667 8101 1.185 ! Near Maximum !
Hodgdon H4895 94.2 39.5 2.56 2473 99.1 52667 7655 1.206 ! Near Maximum !
IMR 4320 99.8 41.2 2.67 2471 98.5 52667 7588 1.187 ! Near Maximum !
Accurate 2495 98.0 38.9 2.52 2463 100.0 52667 7051 1.240 ! Near Maximum !
PB Clermont PCL 516 95.6 42.7 2.77 2463 96.9 52667 7752 1.199 ! Near Maximum !
Vihtavuori N540 97.5 41.4 2.68 2454 100.0 52667 7285 1.207 ! Near Maximum !
IMR 4350 107.8 45.0 2.92 2452 93.5 52667 7760 1.193 ! Near Maximum !
Hodgdon H4350 109.8 45.1 2.92 2452 93.3 52667 7766 1.193 ! Near Maximum !
Norma 202 95.1 39.3 2.54 2449 100.0 52667 7128 1.210 ! Near Maximum !
Vihtavuori N530 90.7 38.3 2.48 2448 99.5 52667 7339 1.205 ! Near Maximum !
Vihtavuori N150 107.8 42.7 2.77 2448 99.7 52667 7300 1.205 ! Near Maximum !
Hodgdon VARGET 100.0 40.6 2.63 2446 98.0 52667 7509 1.199 ! Near Maximum !
Norma 201 91.5 39.3 2.54 2441 99.5 52667 7344 1.221 ! Near Maximum !
IMR 4064 100.8 40.0 2.59 2440 98.2 52667 7384 1.204 ! Near Maximum !
IMR 8208 XBR 92.6 38.9 2.52 2440 99.4 52667 7253 1.206 ! Near Maximum !
Hodgdon H322 90.6 36.9 2.39 2440 100.0 52667 6873 1.202 ! Near Maximum !
Accurate 4350 110.0 44.2 2.86 2438 96.2 46199 8111 1.263
Vihtavuori N135 104.1 39.6 2.57 2434 100.0 52667 6686 1.213 ! Near Maximum !
IMR 4007 SSC 100.6 42.8 2.77 2428 93.5 52667 7622 1.212 ! Near Maximum !
Vihtavuori N140 97.2 40.0 2.59 2428 100.0 52667 6852 1.209 ! Near Maximum !
Alliant Reloder-19 110.0 46.2 2.99 2419 90.0 47685 8100 1.236
Alliant Reloder-12 90.4 38.7 2.51 2414 100.0 52667 6716 1.209 ! Near Maximum !
Winchester Supreme 780 110.0 48.7 3.15 2413 90.2 50505 7778 1.210
IMR 4831 110.0 44.2 2.87 2411 96.1 45638 7885 1.266
Norma MRP 110.0 48.2 3.12 2405 89.8 43192 8662 1.281
Hodgdon Benchmark 91.3 37.7 2.45 2400 99.7 52667 6879 1.213 ! Near Maximum !
Accurate 2700 101.4 44.0 2.85 2381 93.0 52667 7142 1.219 ! Near Maximum !
Somchem S385 110.0 46.7 3.02 2379 91.1 45304 7839 1.272
Hodgdon Hybrid 100V 110.0 43.2 2.80 2375 97.4 44478 7499 1.273
Vihtavuori N133 96.3 37.0 2.40 2370 100.0 52667 6176 1.216 ! Near Maximum !
IMR 7828 SSC 110.0 47.4 3.07 2366 85.1 45276 8089 1.263
Vihtavuori N130 90.5 35.5 2.30 2354 100.0 52667 6064 1.226 ! Near Maximum !
Here is a projection with W760.
Cartridge : .308 Win.
Bullet : .308, 185, Berger VLD G7 #30513
Useable Case Capaci: 45.538 grain H2O = 2.957 cm³
Cartridge O.A.L. L6: 2.800 inch = 71.12 mm
Barrel Length : 22.0 inch = 558.8 mm
Powder : Winchester 760
Predicted data by increasing and decreasing the given charge,
incremented in steps of 2.0% of nominal charge.
CAUTION: Figures exceed maximum and minimum recommended loads !
Step Fill. Charge Vel. Energy Pmax Pmuz Prop.Burnt B_Time
% % Grains fps ft.lbs psi psi % ms
-20.0 86 38.00 2067 1755 29895 6672 84.4 1.515
-18.0 88 38.95 2121 1849 31994 6907 85.8 1.474
-16.0 90 39.90 2176 1945 34253 7137 87.2 1.434
-14.0 92 40.85 2231 2045 36683 7361 88.6 1.394
-12.0 94 41.80 2287 2148 39302 7579 89.8 1.350
-10.0 96 42.75 2343 2254 42130 7788 91.0 1.307
-08.0 98 43.70 2399 2363 45183 7989 92.2 1.266
-06.0 101 44.65 2455 2476 48487 8181 93.3 1.226
-04.0 103 45.60 2511 2591 52066 8361 94.3 1.188 ! Near Maximum !
-02.0 105 46.55 2568 2709 55950 8531 95.2 1.151 ! Near Maximum !
+00.0 107 47.50 2625 2831 60174 8687 96.1 1.115 !DANGEROUS LOAD-DO NOT USE!
+02.0 109 48.45 2682 2955 64775 8830 96.8 1.080 !DANGEROUS LOAD-DO NOT USE!
+04.0 111 49.40 2740 3083 69799 8959 97.5 1.047 !DANGEROUS LOAD-DO NOT USE!
+06.0 113 50.35 2797 3214 75299 9072 98.2 1.014 !DANGEROUS LOAD-DO NOT USE!
+08.0 116 51.30 2855 3347 81333 9168 98.7 0.983 !DANGEROUS LOAD-DO NOT USE!
+10.0 118 52.25 2912 3484 87974 9247 99.1 0.952 !DANGEROUS LOAD-DO NOT USE!
Results caused by ± 10% powder lot-to-lot burning rate variation using nominal charge
Data for burning rate increased by 10% relative to nominal value:
+Ba 107 47.50 2764 3138 73427 8635 99.6 1.031 !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 10% relative to nominal value:
-Ba 107 47.50 2443 2453 48642 8278 88.4 1.224
- Thread starter
- #4
