QL 223 55 BT

Cartridge : .223 Rem. (SAAMI)
Bullet : .224, 55, Nosler BalTip 39526
Useable Case Capaci: 25.772 grain H2O = 1.673 cm³
Cartridge O.A.L. L6: 2.260 inch = 57.40 mm
Barrel Length : 22.0 inch = 558.8 mm
Powder : Hodgdon H380

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 89 21.60 2448 732 25331 5693 74.5 1.293
-18.0 91 22.14 2516 773 27198 5917 76.2 1.258
-16.0 93 22.68 2584 816 29226 6140 77.8 1.224
-14.0 96 23.22 2654 860 31426 6361 79.5 1.190
-12.0 98 23.76 2724 906 33819 6579 81.1 1.157
-10.0 100 24.30 2795 954 36424 6792 82.6 1.125
-08.0 102 24.84 2867 1004 39265 7000 84.2 1.088
-06.0 105 25.38 2939 1055 42371 7203 85.7 1.052
-04.0 107 25.92 3012 1108 45770 7398 87.1 1.017
-02.0 109 26.46 3086 1163 49497 7585 88.5 0.983 ! Near Maximum !
+00.0 111 27.00 3160 1220 53562 7764 89.8 0.950 ! Near Maximum !
+02.0 113 27.54 3236 1279 58008 7932 91.1 0.918 !DANGEROUS LOAD-DO NOT USE!
+04.0 116 28.08 3311 1339 62905 8089 92.2 0.887 !DANGEROUS LOAD-DO NOT USE!
+06.0 118 28.62 3388 1402 68312 8234 93.4 0.857 !DANGEROUS LOAD-DO NOT USE!
+08.0 120 29.16 3465 1467 74302 8364 94.4 0.828 !DANGEROUS LOAD-DO NOT USE!
+10.0 122 29.70 3543 1533 80963 8480 95.4 0.800 !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 111 27.00 3363 1382 65599 8072 96.2 0.872 !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 10% relative to nominal value:
-Ba 111 27.00 2914 1037 42544 7118 80.3 1.050
 
Thanks Mike gotta change powders on that as well since I can't find any of my normal powders.
 
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