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In the case of the .45 ACP, the new standard cartridge pressure is 21,000 psi (145 MPa) and the SAAMI .45 ACP +P standard is 23,000 psi (159 MPa). This is a common practice for updating older cartridges to match the better quality of materials and workmanship in modern firearms.
Jan 16, 2021 · The caliber’s 21,000 psi chamber pressure and ensuing muzzle velocity are rather low. However, the 45 ACP’s standard 230 grain bullet has enough mass to compensate for its relative sluggishness. While the popular 1911 pistol is now available in a variety of calibers, it was chambered for 45 ACP when it came out in the year it is named after.
AmmoBarrel LengthMuzzle5853586558375875- 0.476 "
- Rimless, straight
- 0.451"
- 0.473"
Feb 27, 2024 · On the more technical side of things, the Sporting Arms and Ammunition Manufacturers' Institute is responsible for listing standard pressures and designs for ammo, and 45 ACP is rated for 21,000 psi for standard, with +P rounds boasting 23,000 psi. While this is lower pressure than some lighter rounds, the size and weight of the bullet offset ...
- Corey F.
Jan 2, 2018 · If you want more speed than what the .45 ACP offers, you might have to look to a different cartridge. The .45 Super is the next step up, and it raises the pressure limit to 28,000 psi. It will push a 230-grain bullet to 1,100 fps. Externally, the .45 Super is the same as the .45 ACP, so the Super can be fired in a .45 ACP chamber, but guns ...
The 45 ACP was designed by John Moses Browning as a new cartridge for his new Colt Automatic Pistol, in 1904, destine to become the famed 1911. For those who have never heard of John Moses Browning, you should spend some time to get to know this famed gun inventor. His designs formed the basis of many of the firearms we love and cherish to this ...
In the case of the .45 ACP, the new standard cartridge pressure is 21,000 psi (145 MPa) and the SAAMI .45 ACP +P standard is 23,000 psi (159 MPa). This is a common practice for updating older cartridges to match the better quality of materials and workmanship in modern firearms. [20]
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The 45 ACP was designed by the late and famous John Browning for his 45 Colt Pistol at the time a prototype. The squat little 45 round provided excellent "stopping power", and effective penetration in the current ballistic tests. Despite this fact more local police, and military personnel carry either the 40 cal, or the 9mm due to capacity issues.
