Anyone with 9x56 load data? - 11/19/23
As above for a Steyr M/S? 245 to 250 gr cast and jacketed? I'm thinking mild loads of 3031. Thanks. RZ.
Cartridge : 9 x 56 Mannl.-Schoenauer Bullet : .358, 250, RCBS FN GC 37-250-FN Useable Case Capaci: 60.687 grain H2O = 3.940 cm³ Cartridge O.A.L. L6: 3.189 inch = 81.00 mm Barrel Length : 24.0 inch = 609.6 mm Powder : IMR 3031 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 68 35.36 1734 1669 16491 4875 90.4 2.062 -18.0 69 36.24 1778 1754 17547 5037 91.7 2.001 -16.0 71 37.13 1821 1841 18660 5194 92.9 1.943 -14.0 73 38.01 1864 1929 19836 5345 94.0 1.887 -12.0 74 38.90 1907 2019 21075 5489 95.0 1.834 -10.0 76 39.78 1950 2111 22377 5627 95.9 1.783 -08.0 78 40.66 1992 2203 23762 5758 96.7 1.734 -06.0 79 41.55 2034 2297 25218 5881 97.5 1.687 -04.0 81 42.43 2076 2392 26753 5997 98.1 1.642 -02.0 83 43.32 2117 2488 28372 6105 98.6 1.599 +00.0 85 44.20 2158 2585 30083 6204 99.1 1.558 +02.0 86 45.08 2198 2682 31887 6295 99.4 1.518 +04.0 88 45.97 2238 2781 33793 6377 99.7 1.480 +06.0 90 46.85 2278 2880 35804 6450 99.9 1.443 ! Near Maximum ! +08.0 91 47.74 2317 2979 37930 6514 100.0 1.407 ! Near Maximum ! +10.0 93 48.62 2355 3079 40174 6569 100.0 1.373 !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 85 44.20 2264 2846 37289 5961 100.0 1.432 ! Near Maximum ! Data for burning rate decreased by 10% relative to nominal value: -Ba 85 44.20 2006 2234 23921 6069 93.0 1.723
Cartridge : 9 x 56 Mannl.-Schoenauer Bullet : .358, 250, Speer GRSLAM 2455 Useable Case Capaci: 54.899 grain H2O = 3.565 cm³ Cartridge O.A.L. L6: 3.189 inch = 81.00 mm Barrel Length : 24.0 inch = 609.6 mm Powder : IMR 3031 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 70 33.20 1767 1732 19903 4511 92.1 1.867 -18.0 72 34.03 1807 1812 21000 4648 93.2 1.825 -16.0 74 34.86 1847 1893 22155 4782 94.1 1.785 -14.0 75 35.69 1887 1976 23376 4911 95.0 1.746 -12.0 77 36.52 1926 2060 24661 5035 95.8 1.708 -10.0 79 37.35 1966 2146 26016 5153 96.6 1.671 -08.0 81 38.18 2006 2233 27445 5267 97.3 1.635 -06.0 82 39.01 2045 2321 28953 5374 97.9 1.600 -04.0 84 39.84 2084 2411 30544 5475 98.4 1.566 -02.0 86 40.67 2123 2501 32221 5569 98.8 1.533 +00.0 88 41.50 2161 2593 33992 5656 99.2 1.500 +02.0 89 42.33 2199 2685 35860 5737 99.5 1.469 ! Near Maximum ! +04.0 91 43.16 2237 2779 37834 5810 99.7 1.437 ! Near Maximum ! +06.0 93 43.99 2275 2873 39919 5875 99.9 1.403 !DANGEROUS LOAD-DO NOT USE! +08.0 95 44.82 2312 2968 42123 5933 100.0 1.370 !DANGEROUS LOAD-DO NOT USE! +10.0 96 45.65 2349 3063 44452 5983 100.0 1.339 !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 88 41.50 2259 2834 41399 5421 100.0 1.396 !DANGEROUS LOAD-DO NOT USE! Data for burning rate decreased by 10% relative to nominal value: -Ba 88 41.50 2022 2270 27660 5571 93.7 1.620