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The 6.5mm Creedmoor designated as 6.5 Creedmoor by SAAMI, and as 6,5 Creedmoor by the C.I.P. [4] is a centerfire rifle cartridge introduced by Hornady in 2007. [6]It was developed by Hornady senior ballistics scientist Dave Emary in partnership with Dennis DeMille, the vice-president of product development at Creedmoor Sports, hence the name.
Developed as an intermediate cartridge between 223 and 308 with superior external ballistics in a smaller package. 6.5mm Creedmoor: 2012 [8] US [8] 12 [23] R [4] 6.72×48.77mm [8] 3050 [4] 2493 [4] 1.635 47.0 [10] 0.264 [10] 0.585 [5] 48.77mm Uses the same bolt and magazines as 308 rifles, with higher velocity, accuracy, and lower recoil. 6.5× ...
As it has been understood that propellant burns more efficiently in shorter, wider-diameter casings, [7] modern ammunition has changed over time to become shorter and wider than previous cartridges. The .30 TC (0.308 in (7.8 mm) x 1.920 in (48.8 mm) is a non-magnum that is somewhat shorter and wider than the .308 and .30-06. [ 1 ]
.308 Marlin Express.308 Norma Magnum.308 Winchester.308×1.5" Barnes.310 Cadet.318 Westley Richards.32 Remington.32 Winchester Self-Loading.32 Winchester Special.32-20 Winchester.32-40 Ballard.32-40 Winchester.325 Winchester Short Magnum.327 Federal Magnum.33 Nosler.33 Winchester.333 Jeffery.338 Blaser Magnum.338 Edge.338 Federal.338 Lapua Magnum
8.6mm Blackout (8.6×43 mm), sometimes referred to as 8.6 BLK, [1] is a centerfire rifle cartridge developed by the firearms manufacturer Q, LLC. [6] It utilizes a shortened case from the 6.5mm Creedmoor necked up to an 8.6 mm caliber (8.585 mm or 0.338 in diameter) projectile. 8.6 Blackout is designed for use in bolt-action rifles or as a caliber conversion for AR-10 style rifles.
The .308 Winchester has a 3.64 mL (56 gr H 2 O) cartridge case capacity. [9] The exterior shape of the case was designed to promote reliable case feeding and extraction in bolt-action rifles and machine guns alike, under extreme conditions. .308 Winchester maximum C.I.P. cartridge dimensions. All dimensions in millimeters (mm) and inches.
Since the parent cartridges were readily available for low cost, the 6.5-08 was often an economical alternative to cartridges such as the 6.5×55mm. What the 6.5-08 provided over the .243 Winchester, .308 Winchester, and to a lesser degree the 7mm-08 Remington was bullets with excellent ballistic coefficients and sectional densities.
The 6mm Advanced Rifle Cartridge (6×38mm), or 6mm ARC for short, is a 6 mm (.243) caliber intermediate rifle cartridge introduced by Hornady in 2020, as a low-recoil, high-accuracy long-range cartridge, designed for use in the M16 platform at request of a specialized group within the U.S. DoD for its multipurpose combat rifle program.