temp @70
Cartridge : .204 Ruger
Bullet : .204, 39, Sierra BlitzKing BT #1039
Useable Case Capaci: 28.052 grain H2O = 1.821 cm³
Cartridge O.A.L. L6: 2.220 inch = 56.39 mm
Barrel Length : 24.0 inch = 609.6 mm
Powder : Hodgdon BL-C2
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 82 23.20 3024 792 30393 6998 87.0 1.213
-18.0 84 23.78 3103 834 32702 7224 88.6 1.180
-16.0 86 24.36 3183 877 35204 7443 90.1 1.147
-14.0 88 24.94 3263 922 37915 7651 91.5 1.114
-12.0 90 25.52 3342 967 40857 7848 92.8 1.077
-10.0 93 26.10 3422 1014 44050 8032 94.1 1.042
-08.0 95 26.68 3502 1062 47513 8204 95.2 1.008
-06.0 97 27.26 3582 1111 51231 8360 96.2 0.976 ! Near Maximum !
-04.0 99 27.84 3661 1161 55256 8501 97.1 0.945 ! Near Maximum !
-02.0 101 28.42 3740 1211 59623 8625 97.9 0.915 !DANGEROUS LOAD-DO NOT USE!
+00.0 103 29.00 3819 1263 64369 8731 98.5 0.886 !DANGEROUS LOAD-DO NOT USE!
+02.0 105 29.58 3898 1316 69535 8819 99.1 0.858 !DANGEROUS LOAD-DO NOT USE!
+04.0 107 30.16 3976 1369 75167 8887 99.5 0.830 !DANGEROUS LOAD-DO NOT USE!
+06.0 109 30.74 4054 1423 81320 8933 99.8 0.804 !DANGEROUS LOAD-DO NOT USE!
+08.0 111 31.32 4131 1478 88056 8959 100.0 0.779 !DANGEROUS LOAD-DO NOT USE!
+10.0 113 31.90 4208 1533 95449 8962 100.0 0.755 !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 29.00 4000 1385 78114 8500 100.0 0.819 !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 10% relative to nominal value:
-Ba 103 29.00 3572 1105 51236 8491 92.6 0.974 ! Near Maximum !
Cartridge : .204 Ruger
Bullet : .204, 32, Sierra BlitzKing #1032
Useable Case Capaci: 28.576 grain H2O = 1.855 cm³
Cartridge O.A.L. L6: 2.220 inch = 56.39 mm
Barrel Length : 24.0 inch = 609.6 mm
Powder : Hodgdon BL-C2
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 81 23.20 3040 657 25680 6163 79.7 1.206
-18.0 83 23.78 3122 693 27554 6394 81.5 1.174
-16.0 85 24.36 3204 729 29597 6619 83.3 1.143
-14.0 87 24.94 3287 768 31796 6839 85.0 1.113
-12.0 89 25.52 3370 807 34177 7053 86.7 1.083
-10.0 91 26.10 3454 848 36757 7258 88.2 1.053
-08.0 93 26.68 3538 890 39556 7454 89.7 1.021
-06.0 95 27.26 3622 933 42594 7640 91.2 0.988
-04.0 97 27.84 3707 977 45899 7815 92.5 0.957
-02.0 99 28.42 3792 1022 49495 7977 93.7 0.926
+00.0 101 29.00 3877 1068 53419 8126 94.9 0.897 ! Near Maximum !
+02.0 103 29.58 3962 1116 57694 8260 95.9 0.868 ! Near Maximum !
+04.0 105 30.16 4047 1164 62321 8379 96.9 0.841 !DANGEROUS LOAD-DO NOT USE!
+06.0 107 30.74 4132 1213 67362 8480 97.7 0.814 !DANGEROUS LOAD-DO NOT USE!
+08.0 109 31.32 4216 1263 72868 8564 98.4 0.788 !DANGEROUS LOAD-DO NOT USE!
+10.0 111 31.90 4301 1315 78896 8629 99.0 0.763 !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 101 29.00 4103 1197 65363 8224 99.3 0.824 !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 10% relative to nominal value:
-Ba 101 29.00 3589 915 42641 7607 86.5 0.990