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Rifles, Reloading, Optics, Equipment
Reloading
7WSM with H4831SC & H1000 & Retumbo
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<blockquote data-quote="jmason" data-source="post: 282441" data-attributes="member: 10486"><p>Cartridge : 7 mm WSM</p><p>Bullet : .284, 168, Berger VLD</p><p>Cartridge O.A.L. L6: 2.860 inch or 72.64 mm</p><p>Barrel Length : 26.0 inch or 660.4 mm</p><p>Powder : Hodgdon H1000</p><p></p><p>Predicted data by increasing and decreasing the given charge,</p><p>incremented in steps of 2.0% of nominal charge.</p><p>CAUTION: Figures exceed maximum and minimum recommended loads !</p><p></p><p>Step Fill. Charge Vel. Energy Pmax Pmuz Prop.Burnt B_Time</p><p> % % Grains fps ft.lbs psi psi % ms</p><p></p><p>-20.0 81 52.80 2253 1893 26052 8699 87.8 1.843</p><p>-18.0 83 54.12 2312 1994 27788 9016 89.4 1.795</p><p>-16.0 85 55.44 2372 2099 29649 9324 90.9 1.748</p><p>-14.0 87 56.76 2433 2208 31640 9620 92.2 1.702</p><p>-12.0 89 58.08 2494 2320 33775 9904 93.5 1.657</p><p>-10.0 91 59.40 2555 2435 36064 10173 94.7 1.613</p><p>-08.0 93 60.72 2617 2554 38519 10425 95.8 1.566</p><p>-06.0 95 62.04 2678 2675 41162 10660 96.7 1.517</p><p>-04.0 97 63.36 2740 2800 44003 10875 97.6 1.470</p><p>-02.0 99 64.68 2801 2927 47060 11070 98.3 1.424</p><p>+00.0 101 66.00 2863 3057 50356 11241 98.9 1.380</p><p>+02.0 103 67.32 2924 3190 53916 11389 99.4 1.337</p><p>+04.0 105 68.64 2986 3325 57763 11512 99.7 1.296 ! Near Maximum !</p><p>+06.0 107 69.96 3047 3462 61928 11608 99.9 1.256 ! Near Maximum !</p><p>+08.0 109 71.28 3107 3601 66446 11677 100.0 1.217 !DANGEROUS LOAD-DO NOT USE!</p><p>+10.0 111 72.60 3167 3742 71354 11727 100.0 1.180 !DANGEROUS LOAD-DO NOT USE!</p><p></p><p>Results caused by ± 10% powder lot-to-lot burning rate variation using nominal charge</p><p>Data for burning rate increased by 10% relative to nominal value:</p><p>+Ba 101 66.00 3011 3382 61372 10857 100.0 1.270 ! Near Maximum !</p><p>Data for burning rate decreased by 10% relative to nominal value:</p><p>-Ba 101 66.00 2657 2633 40862 10871 92.3 1.521</p></blockquote><p></p>
[QUOTE="jmason, post: 282441, member: 10486"] Cartridge : 7 mm WSM Bullet : .284, 168, Berger VLD Cartridge O.A.L. L6: 2.860 inch or 72.64 mm Barrel Length : 26.0 inch or 660.4 mm Powder : Hodgdon H1000 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 52.80 2253 1893 26052 8699 87.8 1.843 -18.0 83 54.12 2312 1994 27788 9016 89.4 1.795 -16.0 85 55.44 2372 2099 29649 9324 90.9 1.748 -14.0 87 56.76 2433 2208 31640 9620 92.2 1.702 -12.0 89 58.08 2494 2320 33775 9904 93.5 1.657 -10.0 91 59.40 2555 2435 36064 10173 94.7 1.613 -08.0 93 60.72 2617 2554 38519 10425 95.8 1.566 -06.0 95 62.04 2678 2675 41162 10660 96.7 1.517 -04.0 97 63.36 2740 2800 44003 10875 97.6 1.470 -02.0 99 64.68 2801 2927 47060 11070 98.3 1.424 +00.0 101 66.00 2863 3057 50356 11241 98.9 1.380 +02.0 103 67.32 2924 3190 53916 11389 99.4 1.337 +04.0 105 68.64 2986 3325 57763 11512 99.7 1.296 ! Near Maximum ! +06.0 107 69.96 3047 3462 61928 11608 99.9 1.256 ! Near Maximum ! +08.0 109 71.28 3107 3601 66446 11677 100.0 1.217 !DANGEROUS LOAD-DO NOT USE! +10.0 111 72.60 3167 3742 71354 11727 100.0 1.180 !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 66.00 3011 3382 61372 10857 100.0 1.270 ! Near Maximum ! Data for burning rate decreased by 10% relative to nominal value: -Ba 101 66.00 2657 2633 40862 10871 92.3 1.521 [/QUOTE]
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7WSM with H4831SC & H1000 & Retumbo
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