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Weatherby mark v 340 wby mag professional#

He named the new cartridge the ".460 Weatherby Magnum". In response to these factors, Weatherby believed that it was necessary to provide hunters a Weatherby cartridge that could be used to hunt African dangerous game in the countries which had legislated against hunting with sub-.40 caliber rifles. These regulations would essentially ban the use of all previous Weatherby cartridges for the hunting of elephant, African Cape buffalo and rhinoceros. Furthermore, new regulations prohibiting the hunting of heavy, thick skinned, dangerous game with sub-.40 caliber (10.16 mm) cartridges were being enacted in some African countries.

Weatherby mark v 340 wby mag professional#

378 Weatherby Magnum to make some headway in the African continent but believed that his cartridge was being bypassed for low-velocity, big-bore cartridges by professional hunters who he felt were resistant to change.

2.3 Chamber dimensions and specifications.

2.2 Cartridge dimensions and specifications.

460 launches a 500-grain (32 g) bullet at a chronographed velocity of 2,700 ft/s (820 m/s) from a 26-inch (660 mm) barrel, measuring 8,100 ft⋅lbf (11,000 J) of muzzle energy. 460 Weatherby Magnum eclipsed this, and was the world's most powerful commercially available sporting cartridge for 29 years until the advent of the. 600 Nitro Express had been the most powerful cartridge but the. 460 Weatherby Magnum was designed as an African dangerous game rifle cartridge for the hunting of heavy, thick skinned dangerous game. 378 Weatherby Magnum parent case was inspired by the. 378 Weatherby Magnum necked up to accept the. 460 Weatherby Magnum is a belted, bottlenecked rifle cartridge, developed by Roy Weatherby in 1957.