6.5 PRC QL request
- Thread starter hoyt-6190
- Start date
DrMike
Ballistician
- Nov 8, 2006
- 36,924
- 5,115
Code:
Cartridge : 6.5 PRC
Bullet : .264, 127, Barnes 'LRX'BT 30228
Useable Case Capaci: 60.074 grain H2O = 3.901 cm³
Cartridge O.A.L. L6: 2.865 inch = 72.77 mm
Barrel Length : 24.0 inch = 609.6 mm
Powder : Alliant Reloder-26 *C
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 90 53.78 2897 2366 44005 12386 99.6 1.352
-09.0 91 54.37 2931 2422 45668 12470 99.8 1.329
-08.0 92 54.97 2965 2479 47400 12545 99.9 1.306
-07.0 93 55.57 2999 2536 49208 12611 100.0 1.284
-06.0 94 56.17 3033 2594 51089 12667 100.0 1.262
-05.0 95 56.76 3066 2651 53055 12717 100.0 1.241
-04.0 96 57.36 3100 2710 55111 12766 100.0 1.220
-03.0 97 57.96 3133 2768 57251 12814 100.0 1.199 ! Near Maximum !
-02.0 98 58.56 3166 2827 59471 12860 100.0 1.179 ! Near Maximum !
-01.0 99 59.15 3199 2886 61774 12906 100.0 1.159 ! Near Maximum !
+00.0 100 59.75 3232 2945 64170 12950 100.0 1.140 ! Near Maximum !
+01.0 101 60.35 3264 3005 66662 12993 100.0 1.121 !DANGEROUS LOAD-DO NOT USE!
+02.0 102 60.95 3297 3065 69256 13035 100.0 1.102 !DANGEROUS LOAD-DO NOT USE!
+03.0 103 61.54 3329 3125 71958 13075 100.0 1.084 !DANGEROUS LOAD-DO NOT USE!
+04.0 104 62.14 3361 3186 74772 13114 100.0 1.066 !DANGEROUS LOAD-DO NOT USE!
+05.0 105 62.74 3394 3247 77705 13152 100.0 1.048 !DANGEROUS LOAD-DO NOT USE!
Results caused by ± 5% powder lot-to-lot burning rate variation using nominal charge
Data for burning rate increased by 5% relative to nominal value:
+Ba 100 59.75 3305 3081 72297 12662 100.0 1.088 !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 5% relative to nominal value:
-Ba 100 59.75 3140 2779 56288 13300 100.0 1.201 ! Near Maximum !DrMike
Ballistician
- Nov 8, 2006
- 36,924
- 5,115
Code:
Cartridge : 6.5 PRC
Bullet : .264, 127, Barnes 'LRX'BT 30228
Useable Case Capaci: 60.074 grain H2O = 3.901 cm³
Cartridge O.A.L. L6: 2.865 inch = 72.77 mm
Barrel Length : 24.0 inch = 609.6 mm
Powder : Hodgdon H1000 *T
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
-10.0 101 55.31 2806 2220 43819 11623 94.6 1.334
-09.0 102 55.92 2842 2278 45478 11767 95.2 1.310
-08.0 103 56.53 2879 2337 47206 11905 95.8 1.288
-07.0 104 57.15 2915 2397 49018 12036 96.4 1.265
-06.0 105 57.76 2952 2457 50906 12160 96.9 1.243
-05.0 107 58.38 2989 2519 52877 12277 97.3 1.221
-04.0 108 58.99 3026 2581 54939 12386 97.8 1.199
-03.0 109 59.61 3063 2645 57095 12488 98.2 1.178 ! Near Maximum !
-02.0 110 60.22 3099 2709 59353 12581 98.5 1.157 ! Near Maximum !
-01.0 111 60.84 3136 2774 61716 12667 98.9 1.137 ! Near Maximum !
+00.0 112 61.45 3173 2839 64193 12743 99.1 1.116 ! Near Maximum !
+01.0 113 62.06 3210 2906 66790 12811 99.4 1.097 !DANGEROUS LOAD-DO NOT USE!
+02.0 114 62.68 3247 2973 69514 12869 99.6 1.077 !DANGEROUS LOAD-DO NOT USE!
+03.0 116 63.29 3284 3041 72374 12918 99.8 1.058 !DANGEROUS LOAD-DO NOT USE!
+04.0 117 63.91 3321 3110 75380 12957 99.9 1.039 !DANGEROUS LOAD-DO NOT USE!
+05.0 118 64.52 3358 3179 78540 12986 100.0 1.021 !DANGEROUS LOAD-DO NOT USE!
Results caused by ± 5% powder lot-to-lot burning rate variation using nominal charge
Data for burning rate increased by 5% relative to nominal value:
+Ba 112 61.45 3262 3001 71086 12546 100.0 1.069 !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 5% relative to nominal value:
-Ba 112 61.45 3067 2653 57793 12703 96.8 1.170 ! Near Maximum !The question everyone is going to ask is, Where did you get the RL26, to say nothing of the H1000!
