beretzs,
I will try the H4350 and thanks again for the info you posted. I also have a couple pounds of IMR 4831 sitting in the cabinet that I will try as well.
Clifford
I'd give it a shot as well. Another good old powder for the 300 Win.
Cartridge : .300 Win. Mag.(SAAMI)
Bullet : .308, 165, Barnes 'TTSX'BT 30368
Useable Case Capaci: 79.680 grain H2O = 5.174 cm³
Cartridge O.A.L. L6: 3.340 inch = 84.84 mm
Barrel Length : 24.0 inch = 609.6 mm
Powder : IMR 4831
Predicted data by increasing and decreasing the given charge,
incremented in steps of 0.704% 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
-07.0 94 66.00 2893 3066 48976 10828 99.7 1.260
-06.3 95 66.50 2913 3109 50076 10879 99.8 1.247
-05.6 95 67.00 2933 3152 51200 10928 99.8 1.234
-04.9 96 67.50 2953 3196 52349 10974 99.9 1.222
-04.2 97 68.00 2973 3239 53522 11018 99.9 1.209
-03.5 97 68.50 2993 3283 54721 11060 100.0 1.197 ! Near Maximum !
-02.8 98 69.00 3013 3326 55946 11098 100.0 1.185 ! Near Maximum !
-02.1 99 69.50 3033 3370 57198 11135 100.0 1.173 ! Near Maximum !
-01.4 100 70.00 3053 3414 58478 11170 100.0 1.161 ! Near Maximum !
-00.7 100 70.50 3072 3458 59785 11204 100.0 1.149 ! Near Maximum !
+00.0 101 71.00 3092 3502 61122 11239 100.0 1.138 ! Near Maximum !
+00.7 102 71.50 3111 3547 62488 11272 100.0 1.127 ! Near Maximum !
+01.4 102 72.00 3131 3591 63885 11306 100.0 1.115 !DANGEROUS LOAD-DO NOT USE!
+02.1 103 72.50 3150 3636 65313 11339 100.0 1.104 !DANGEROUS LOAD-DO NOT USE!
+02.8 104 73.00 3169 3680 66772 11371 100.0 1.093 !DANGEROUS LOAD-DO NOT USE!
+03.5 104 73.50 3189 3725 68265 11404 100.0 1.083 !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 71.00 3200 3752 72754 10831 100.0 1.057 !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 10% relative to nominal value:
-Ba 101 71.00 2928 3141 49588 11501 98.1 1.247