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.300 Winchester Magnum.338 Winchester Magnum.458 Winchester Magnum This page was last edited on 9 November 2014, at 20:05 (UTC). Text is ...
A magnum cartridge is a firearm cartridge with a larger case size than, or derived from, a similar cartridge of the same projectile caliber and case shoulder shape. [clarification needed] The term derives from the .357 Magnum, the original revolver cartridge with this designation.
Winchester claims a muzzle velocity (MV) of 3,225 ft/s with a 140 grain bullet for their 7mm WSM cartridge; the claimed muzzle energy (ME) is 3,233 ft. lbs. With a 160 grain bullet the Winchester figures are 2990 ft/s and 3176 ft. lbs. at the muzzle. The lighter, shorter 7mm bullets are preferred in these short case magnums. [2]
The .300 Winchester Magnum cartridge is effective on dangerous game such as bear. Both black bears [21] and grizzly bears [22] are hunted using the cartridge. The .300 Winchester Magnum is a lighter cartridge than typically necessary for the largest bears; loaded with heavier bullets, hunters have had success with the cartridge against these ...
Ballistically it is almost identical to the 6.5×68mm (also known incorrectly as the 6.5×68 RWS, 6.5×68 Schüler or the 6.5×68 Express Vom Hofe) and the 6.5×63 Messner Magnum. The .264 Winchester Magnum is an excellent, potentially accurate, very flat-shooting cartridge capable of taking any game in the lower 48 US states, and one of the ...
The first Lazzeroni short magnum, the 7.82 Lazzeroni Patriot, [3] was designed to operate in a short-action rifle, instead of requiring a long action. The U.S. Repeating Arms Company was the first major manufacturer to commercialize Lazzeroni's concept, followed shortly thereafter by Remington with their "Short Action Ultra Mag" line.
Although the .45 Winchester Magnum may be based on the .45 ACP and have the same Rim and Base dimensions, the .45 Winchester Magnum has no parent case. The .45 Winchester Magnum case is redrawn with thicker walls and longer case. The thicker wall dimensions of the .45 Winchester Magnum are designed to accommodate a higher internal pressure ...
Since the .458 Winchester Magnum was intended as a dangerous game hunting cartridge, almost all ammunition manufactured for the cartridge is manufactured for these game species. Bullets used to load the .458 Winchester Magnum by ammunition manufacturers generally range between 450–510 gr (29–33 g).