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Common rifle cartridges, from the largest .50 BMG to the smallest .22 Long Rifle with a $1 United States dollar bill in the background as a reference point.. This is a table of selected pistol/submachine gun and rifle/machine gun cartridges by common name.
On average, Weatherby factory ammo is loaded to higher chamber pressures than Remington or Winchester magnum rounds. The Remington round can be handloaded to equal pressures, and as a consequence, surpass the .300 Weatherby in power. The .300 Weatherby is commonly used by big-game hunters all over the world. [4]
The .30-378 Weatherby Magnum is a .30 caliber, belted, bottle-necked rifle cartridge. [2] The cartridge was developed in response to a US Army military contract in 1959. While still unreleased to the public, the cartridge went on to set world records for accuracy including the first ten 10X in 1,000 yards (910 m) benchrest shootin
The .300 Win Mag remains the most popular .30 caliber magnum with American hunters, despite not being as fast as more powerful .300 Magnums such as the .300 Weatherby Magnum and .30-378 Weatherby Magnum as well as the newer .300 Remington Ultra Magnum, .300 Norma Magnum, .30 Nosler, and .300 PRC, though all of these must be chambered in a long ...
The 6.5-300 Weatherby Magnum is a 6.5mm cartridge created by Weatherby in 2016 for the growing 6.5mm long-range ... as well as the only current supplier of ammunition.
Currently A-square is the only other factory ammunition producer of the .340 Weatherby Magnum, which has led to limited popularity of the caliber. In field tests the .340 clearly outperforms the 300 Ultra mag, .338 Win mag. and even rivals the larger .375 H&H, providing a much flatter shooting and harder hitting performance.
The .378 Weatherby Magnum was designed by Roy Weatherby in 1953. [ 3 ] [ 4 ] Although inspired by the .416 Rigby , it is an original belted magnum design with no parent case. [ 5 ] The cartridge features a high powder capacity relative to its bore size, and can hold upwards of 7.13 g (120 gr ) of powder.
Weatherby ammunition is billed as Ultra Velocity Ammunition by Weatherby. Typically, Weatherby cartridges exhibit velocities greater than 200–300 ft/s (61–91 m/s) over the more popular similar caliber cartridges. Early Weatherby ammunition was loaded to near maximum pressures. Since then, however, Weatherby has backed off from these pressures.