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  2. Power factor (shooting sports) - Wikipedia

    en.wikipedia.org/wiki/Power_factor_(shooting_sports)

    The table below are examples, and for the same caliber different bullet weights can be used. Bullet velocity depends, along with other factors, on bullet weight, powder types used and barrel length for the particular firearm. Some cartridges not suitable for competition are included for reference.

  3. Handloading - Wikipedia

    en.wikipedia.org/wiki/Handloading

    A powder scale is therefore needed to determine the correct mass thrown by the powder measure, and by the shot measure, as powder loads are specified with a precision of 0.10 grain (6.5 mg), but are usually thrown with a tolerance of 0.2 to 0.3 grains in most shotshell presses. Similarly, shot payloads in shells are generally held to within a ...

  4. Caliber - Wikipedia

    en.wikipedia.org/wiki/Caliber

    While modern firearms are generally referred to by the name of the cartridge the gun is chambered for, they are still categorized together based on bore diameter. [citation needed] For example, a firearm might be described as a "30 caliber rifle", which could accommodate any of a wide range of cartridges using a roughly 0.30 inches (7.6 mm) projectile; or as a "22 rimfire", referring to any ...

  5. Powder measure - Wikipedia

    en.wikipedia.org/wiki/Powder_measure

    Ivory powder measure used to provide a uniform amount of gunpowder for a muzzle-loading firearm before cartridges were available. A powder measure is a device for dispensing consistent amounts of smokeless powder or black powder as charges for handloading cartridges used as small arms ammunition. a typical volumetric powder measure

  6. Gauge (firearms) - Wikipedia

    en.wikipedia.org/wiki/Gauge_(firearms)

    The gauge (in American English or more commonly referred to as bore in British English) of a firearm is a unit of measurement used to express the inner diameter (bore diameter) and other necessary parameters to define in general a smoothbore barrel (compare to caliber, which defines a barrel with rifling and its cartridge).

  7. Overpressure ammunition - Wikipedia

    en.wikipedia.org/wiki/Overpressure_ammunition

    These loads were eventually dropped due to a combination of safety concerns, and newer smokeless powder rifle cartridges that offered even higher velocities, such as the .30-30 Winchester. [ 2 ] The first modern smokeless powder cartridge deliberately loaded by a major manufacturer to higher than standard pressure was the .38 ACP , originally ...

  8. British standard ordnance weights and measurements - Wikipedia

    en.wikipedia.org/wiki/British_standard_ordnance...

    Infantry gun/AA gun 37 mm 1.457 inch Ordnance QF 2-pounder: Anti-tank gun 40 mm 1.575 inch Ordnance QF 2-pounder "pom pom" Anti-aircraft gun 40 mm 1.575 Ordnance QF 3-pounder Vickers: Naval gun 47 mm 1.85 inch Ordnance QF 6-pounder: Anti-tank gun 57 mm 2.244 inch Ordnance BL 10-pounder Mountain gun: Mountain gun 69.8 mm 2.75 inch

  9. Table of handgun and rifle cartridges - Wikipedia

    en.wikipedia.org/wiki/Table_of_handgun_and_rifle...

    This is a table of selected pistol/submachine gun and rifle/machine gun cartridges by common name. Data values are the highest found for the cartridge, and might not occur in the same load (e.g. the highest muzzle energy might not be in the same load as the highest muzzle velocity, since the bullet weights can differ between loads).