Fotis-
Would you run a 7 wsm with 23 ? 120 ttsx and 160 NAB?
2.860 oal and 24" barrel.
Thanks-
Judd
Cartridge : 7 mm WSM
Bullet : .284, 120, Barnes 'TTSX'BT 28472
Useable Case Capaci: 73.880 grain H2O = 4.797 cm³
Cartridge O.A.L. L6: 2.860 inch = 72.64 mm
Barrel Length : 24.0 inch = 609.6 mm
Powder : Alliant Reloder-23
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 97 64.80 3102 2563 43993 11566 99.3 1.246
-09.0 98 65.52 3137 2621 45562 11653 99.6 1.227
-08.0 99 66.24 3171 2680 47195 11732 99.7 1.207
-07.0 101 66.96 3206 2739 48893 11803 99.9 1.188
-06.0 102 67.68 3241 2798 50659 11866 99.9 1.168
-05.0 103 68.40 3275 2858 52496 11922 100.0 1.150
-04.0 104 69.12 3309 2918 54407 11970 100.0 1.131 ! Near Maximum !
-03.0 105 69.84 3343 2978 56398 12015 100.0 1.113 ! Near Maximum !
-02.0 106 70.56 3377 3038 58470 12060 100.0 1.095 ! Near Maximum !
-01.0 107 71.28 3410 3099 60628 12104 100.0 1.078 ! Near Maximum !
+00.0 108 72.00 3444 3160 62862 12146 100.0 1.061 ! Near Maximum !
+01.0 109 72.72 3477 3222 65176 12187 100.0 1.044 !DANGEROUS LOAD-DO NOT USE!
+02.0 110 73.44 3510 3283 67577 12228 100.0 1.028 !DANGEROUS LOAD-DO NOT USE!
+03.0 111 74.16 3543 3345 70073 12267 100.0 1.011 !DANGEROUS LOAD-DO NOT USE!
+04.0 112 74.88 3576 3408 72667 12305 100.0 0.995 !DANGEROUS LOAD-DO NOT USE!
+05.0 113 75.60 3609 3471 75366 12342 100.0 0.980 !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 108 72.00 3579 3413 77186 11696 100.0 0.978 !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 10% relative to nominal value:
-Ba 108 72.00 3237 2792 49614 12513 98.4 1.172
Cartridge : 7 mm WSM
Bullet : .284, 160, Nosler AccuBond 54932
Useable Case Capaci: 71.071 grain H2O = 4.615 cm³
Cartridge O.A.L. L6: 2.860 inch = 72.64 mm
Barrel Length : 24.0 inch = 609.6 mm
Powder : Alliant Reloder-23
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 93 59.40 2751 2689 45385 11063 100.0 1.388
-09.0 94 60.06 2779 2745 46953 11125 100.0 1.367
-08.0 95 60.72 2807 2800 48571 11187 100.0 1.346
-07.0 96 61.38 2835 2856 50242 11248 100.0 1.325
-06.0 97 62.04 2863 2912 51969 11309 100.0 1.305
-05.0 98 62.70 2891 2968 53753 11368 100.0 1.285
-04.0 99 63.36 2918 3025 55597 11427 100.0 1.266 ! Near Maximum !
-03.0 100 64.02 2945 3082 57504 11484 100.0 1.247 ! Near Maximum !
-02.0 101 64.68 2972 3139 59474 11541 100.0 1.228 ! Near Maximum !
-01.0 102 65.34 2999 3196 61511 11597 100.0 1.210 ! Near Maximum !
+00.0 103 66.00 3026 3254 63618 11652 100.0 1.192 !DANGEROUS LOAD-DO NOT USE!
+01.0 104 66.66 3053 3312 65798 11706 100.0 1.174 !DANGEROUS LOAD-DO NOT USE!
+02.0 105 67.32 3080 3370 68052 11759 100.0 1.157 !DANGEROUS LOAD-DO NOT USE!
+03.0 106 67.98 3107 3429 70385 11811 100.0 1.140 !DANGEROUS LOAD-DO NOT USE!
+04.0 107 68.64 3133 3488 72800 11863 100.0 1.123 !DANGEROUS LOAD-DO NOT USE!
+05.0 108 69.30 3160 3547 75300 11913 100.0 1.107 !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 66.00 3123 3466 77177 11278 100.0 1.105 !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 10% relative to nominal value:
-Ba 103 66.00 2878 2943 50205 12192 99.9 1.311
