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Rifles, Reloading, Optics, Equipment
Rifles, Bullets, Barrels & Ballistics
7 mm SHERMAN SHORTMAG vs 7 SAUM
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<blockquote data-quote="wilkup" data-source="post: 1242276" data-attributes="member: 74276"><p>*New Test Loads*</p><p>Temperature: 87 degrees</p><p>Humidity: 44% </p><p>Pressure: 29.89 steady</p><p>Elevation: 900'</p><p>2.75" COAL</p><p>Sierra 140gr Spitzer Boat Tail </p><p>23" Bartlein 5r barrel</p><p>Alliant Reloader 19</p><p>All loads are average of 3 rounds</p><p>60.0gr - 2,979fps (3,000; error; 2958)</p><p>62.0gr - 3,100fps (3,086; 3,087; 3,127)</p><p>63.0gr - 3,156fps (3,185; 3,130; 3,152)</p><p>64.0gr - 3,194fps (3,190; 3,162; 3230)</p><p>65.0gr - 3,318fps (3,199; 3446; 3,310) (Compressed load)</p><p>66.0gr - 3,307fps (error; 3,307; error) (Compressed load)</p><p></p><p>I think a faster powder might be better for this weight bullet. Any ideas on where to go from here? I had no pressure signs from brass or bolt lift and feel if there were a higher capacity, I'd be able run these quite a bit faster.</p></blockquote><p></p>
[QUOTE="wilkup, post: 1242276, member: 74276"] *New Test Loads* Temperature: 87 degrees Humidity: 44% Pressure: 29.89 steady Elevation: 900' 2.75" COAL Sierra 140gr Spitzer Boat Tail 23" Bartlein 5r barrel Alliant Reloader 19 All loads are average of 3 rounds 60.0gr - 2,979fps (3,000; error; 2958) 62.0gr - 3,100fps (3,086; 3,087; 3,127) 63.0gr - 3,156fps (3,185; 3,130; 3,152) 64.0gr - 3,194fps (3,190; 3,162; 3230) 65.0gr - 3,318fps (3,199; 3446; 3,310) (Compressed load) 66.0gr - 3,307fps (error; 3,307; error) (Compressed load) I think a faster powder might be better for this weight bullet. Any ideas on where to go from here? I had no pressure signs from brass or bolt lift and feel if there were a higher capacity, I'd be able run these quite a bit faster. [/QUOTE]
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7 mm SHERMAN SHORTMAG vs 7 SAUM
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