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.45 Auto (.45 ACP) VS 455 Webley

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.45 Auto (.45 ACP)

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455 Webley

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MSRP:

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Gun Specifications

Specifications

.45 Auto (.45 ACP)

455 Webley

Height

0.90

Average FPS

937

Average Grain

207

Average Energy

403

Recoil

0.93

Ballistic Coefficient

149.40

Gun Stats

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.45 Auto (.45 ACP)

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455 Webley

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Gun Descriptions

.45 Auto (.45 ACP)

45 ACP 45 ACP (Automatic Colt Pistol) Ammo is a popular handgun cartridge that is perfect to use in legendary 1911 pistols. These hard-hitting rounds are well-known around the world for both stopping power and reliability. The muzzle energy of 45 ACP ammo ranges between 300 and 500 ft. which is higher than most 9mm cartridges. Introduced in 1904 by John Moses Browning, this rimless straight-walled handgun standard cartridge operates at a low chamber pressure rating of 21,000 psi. Ballistic Properties of 45 ACP Ammo: Bullet Weight / Type Velocity Energy 185 grain / Bonded Defense 1,225 feet / second 835 Joules 185 grain / Jacketed Hollow Point 1,050 feet / second 614 Joules 200 grain / Jacketed Hollow Point +Pressurized 1,080 feet / second 702 Joules 230 grain / Federal Hydra-Shok 900 feet / second 561 Joules 230 grain / US Army Ball Full Metal Jacket 830 feet / second 477 Joules 45 ACP Ammo is available from 68 grains to 300 grains. Rounds under 100 grains and over 260 grains are specialty rounds. 186-grain and 230 grain are the perfect for reloaders and target shooters. A 230 grain round travels at about 830 ft/second when fired using a 1911 pistol. 45 ACP Ammo Specification: Case type: straight, Rimless, Bullet diameter: 11.5 mm (.452 in) Neck diameter: 12.0 mm (.473 in) Base diameter: 12.1 mm (.476 in) Rim diameter: 12.2 mm (.480 in) Rim thickness: 1.2 mm (.049 in) Case length: 22.8 mm (.898 in) Overall length: 32.4 mm (1.275 in) Case capacity: 1.73 cm3 (26.7 gr H2O) Rifling twist: 406 mm Maximum pressure (CIP): 19,900 psi (137 MPa) Maximum pressure (SAAMI): 21,000 psi (140 MPa)

455 Webley

About The .455 Webley Ammo is a British cartridge created for handguns and has been mostly used in the Webley top break Marks. The .455 Webley Ammo features a rimmed cartridge using a .45 caliber Ammo. It fires at a low velocity of 650 feet per second. This resulted in the bullet delivering a mild recoil to the user. The British and Commonwealth forces used the .455 Webley Ammo until the end of World War II. There have been many variants in the use of the .455 Webley Ammo. Mk I was the starting point for this bullet and was shortened to compensate for better combustion; this created the Mk II of the .455 Webley Ammo. Mk III used a 218-grain bullet variant but proved to be unsuitable for use by the military of the UK. Mk IV also proved unsuccessful, and in the end, the Mk II was reintroduced. Finally, the Mk VI proved adequate and was chosen to be used for World War II due to superior performance. Manufacturer The .455 Webley Ammo was designed and manufactured by Royal Laboratory Woolwich Arsenal in 1891, and it was redesigned five times to achieve perfection. Uses The .455 Webley Ammo has a long history of serving the needs of the military. It was used in the Second World War by the United Kingdom Military.

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