Cartridge : .308 Win.
Bullet : .308, 150, Barnes 'X' BT 30817
Cartridge O.A.L. L6: 2.800 inch or 71.12 mm
Barrel Length : 21.5 inch or 546.1 mm
Powder : Hodgdon VARGET
Predicted data by increasing and decreasing the given charge,
incremented in steps of 1.0% 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
-10.0 95 40.95 2549 2164 48258 7542 94.1 1.105
-09.0 96 41.41 2575 2209 49609 7630 94.5 1.093
-08.0 97 41.86 2601 2253 50999 7716 94.8 1.081
-07.0 98 42.32 2627 2298 52430 7800 95.2 1.069 ! Near Maximum !
-06.0 99 42.77 2653 2344 53903 7883 95.6 1.057 ! Near Maximum !
-05.0 100 43.23 2679 2390 55420 7964 95.9 1.045 ! Near Maximum !
-04.0 101 43.68 2705 2437 56983 8043 96.3 1.033 ! Near Maximum !
-03.0 102 44.14 2731 2484 58593 8120 96.6 1.022 ! Near Maximum !
-02.0 103 44.59 2757 2532 60253 8195 96.9 1.010 !DANGEROUS LOAD-DO NOT USE!
-01.0 104 45.05 2783 2580 61963 8268 97.2 0.999 !DANGEROUS LOAD-DO NOT USE!
+00.0 105 45.50 2809 2628 63729 8340 97.5 0.988 !DANGEROUS LOAD-DO NOT USE!
+01.0 107 45.96 2835 2677 65557 8408 97.7 0.976 !DANGEROUS LOAD-DO NOT USE!
+02.0 108 46.41 2861 2727 67450 8475 98.0 0.965 !DANGEROUS LOAD-DO NOT USE!
+03.0 109 46.87 2887 2777 69410 8539 98.2 0.954 !DANGEROUS LOAD-DO NOT USE!
+04.0 110 47.32 2913 2827 71441 8601 98.5 0.944 !DANGEROUS LOAD-DO NOT USE!
+05.0 111 47.78 2939 2878 73545 8660 98.7 0.933 !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 105 45.50 2927 2854 73438 8271 99.9 0.937 !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 10% relative to nominal value:
-Ba 105 45.50 2656 2350 53915 8059 91.7 1.050 ! Near Maximum !