QL request
- Thread starter mkk
- Start date
DrMike
Ballistician
- Nov 8, 2006
- 37,319
- 5,994
Cartridge : .300 Win. Mag.(SAAMI)
Bullet : .308, 180, Nosler AccuBond 54825
Useable Case Capaci: 79.832 grain H2O = 5.183 cm³
Cartridge O.A.L. L6: 3.340 inch = 84.84 mm
Barrel Length : 26.0 inch = 660.4 mm
Powder : Hodgdon H4831 *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 95 67.77 2771 3068 45002 10160 94.9 1.392
-09.0 96 68.52 2802 3138 46530 10279 95.4 1.371
-08.0 97 69.28 2833 3208 48146 10394 95.9 1.349
-07.0 98 70.03 2864 3279 49805 10505 96.3 1.329
-06.0 99 70.78 2896 3351 51526 10612 96.7 1.308
-05.0 100 71.54 2927 3424 53310 10716 97.1 1.288
-04.0 101 72.29 2958 3498 55162 10816 97.4 1.269 ! Near Maximum !
-03.0 102 73.04 2990 3572 57075 10912 97.8 1.249 ! Near Maximum !
-02.0 103 73.79 3021 3647 59052 11003 98.1 1.230 ! Near Maximum !
-01.0 104 74.55 3052 3723 61098 11090 98.4 1.211 ! Near Maximum !
+00.0 105 75.30 3083 3800 63221 11173 98.6 1.193 ! Near Maximum !
+01.0 106 76.05 3115 3877 65423 11251 98.9 1.175 !DANGEROUS LOAD-DO NOT USE!
+02.0 107 76.81 3146 3955 67709 11324 99.1 1.158 !DANGEROUS LOAD-DO NOT USE!
+03.0 108 77.56 3177 4034 70083 11392 99.3 1.140 !DANGEROUS LOAD-DO NOT USE!
+04.0 110 78.31 3208 4113 72548 11456 99.5 1.123 !DANGEROUS LOAD-DO NOT USE!
+05.0 111 79.07 3239 4193 75111 11514 99.6 1.106 !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 75.30 3218 4139 75292 10903 100.0 1.109 !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 10% relative to nominal value:
-Ba 105 75.30 2899 3359 51586 10883 93.1 1.303
Bullet : .308, 180, Nosler AccuBond 54825
Useable Case Capaci: 79.832 grain H2O = 5.183 cm³
Cartridge O.A.L. L6: 3.340 inch = 84.84 mm
Barrel Length : 26.0 inch = 660.4 mm
Powder : Hodgdon H4831 *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 95 67.77 2771 3068 45002 10160 94.9 1.392
-09.0 96 68.52 2802 3138 46530 10279 95.4 1.371
-08.0 97 69.28 2833 3208 48146 10394 95.9 1.349
-07.0 98 70.03 2864 3279 49805 10505 96.3 1.329
-06.0 99 70.78 2896 3351 51526 10612 96.7 1.308
-05.0 100 71.54 2927 3424 53310 10716 97.1 1.288
-04.0 101 72.29 2958 3498 55162 10816 97.4 1.269 ! Near Maximum !
-03.0 102 73.04 2990 3572 57075 10912 97.8 1.249 ! Near Maximum !
-02.0 103 73.79 3021 3647 59052 11003 98.1 1.230 ! Near Maximum !
-01.0 104 74.55 3052 3723 61098 11090 98.4 1.211 ! Near Maximum !
+00.0 105 75.30 3083 3800 63221 11173 98.6 1.193 ! Near Maximum !
+01.0 106 76.05 3115 3877 65423 11251 98.9 1.175 !DANGEROUS LOAD-DO NOT USE!
+02.0 107 76.81 3146 3955 67709 11324 99.1 1.158 !DANGEROUS LOAD-DO NOT USE!
+03.0 108 77.56 3177 4034 70083 11392 99.3 1.140 !DANGEROUS LOAD-DO NOT USE!
+04.0 110 78.31 3208 4113 72548 11456 99.5 1.123 !DANGEROUS LOAD-DO NOT USE!
+05.0 111 79.07 3239 4193 75111 11514 99.6 1.106 !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 75.30 3218 4139 75292 10903 100.0 1.109 !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 10% relative to nominal value:
-Ba 105 75.30 2899 3359 51586 10883 93.1 1.303
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