QuickLoad gives the following data.
I have no experience with either the bullet or the powder and have not tested these loads. This is provided for information only. Use at your own risk
Code:
Cartridge : .45 Auto (ACP) (SAAMI)
Bullet : .451, 200, RN Rainier
Cartridge O.A.L. L6: 1.275 inch or 32.39 mm
Barrel Length : 5.0 inch or 127.0 mm
Powder : 12 Vihtavuori N320
Predicted data by increasing and decreasing the given charge,
incremented in steps of 0.813% 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
-08.1 64 5.51 933 386 15908 2584 100.0 0.688
-07.3 64 5.56 939 391 16201 2601 100.0 0.682
-06.5 65 5.61 945 396 16497 2618 100.0 0.676
-05.7 65 5.66 950 401 16796 2635 100.0 0.671
-04.9 66 5.71 956 406 17099 2652 100.0 0.665
-04.1 66 5.76 962 411 17406 2669 100.0 0.660
-03.3 67 5.80 968 416 17716 2686 100.0 0.654
-02.4 68 5.85 973 421 18029 2703 100.0 0.649 ! Near Maximum !
-01.6 68 5.90 979 426 18346 2720 100.0 0.644 ! Near Maximum !
-00.8 69 5.95 984 430 18667 2737 100.0 0.639 ! Near Maximum !
+00.0 69 6.00 990 435 18991 2754 100.0 0.634 ! Near Maximum !
+00.8 70 6.05 996 440 19319 2771 100.0 0.629 ! Near Maximum !
+01.6 70 6.10 1001 445 19650 2788 100.0 0.624 ! Near Maximum !
+02.4 71 6.15 1007 450 19985 2805 100.0 0.619 ! Near Maximum !
+03.3 71 6.20 1012 455 20324 2822 100.0 0.615 !DANGEROUS LOAD-DO NOT USE!
+04.1 72 6.24 1018 460 20667 2839 100.0 0.610 !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 69 6.00 1015 457 22184 2671 100.0 0.597 !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 10% relative to nominal value:
-Ba 69 6.00 953 403 15778 2873 99.9 0.684