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257 Roberts Ballistics Chart

257 Roberts Ballistics Chart - Web the.257 roberts, affectionately nicknamed bob, is an excellent deer cartridge that offers modest recoil and is capable of taking game in open country where longer shots are common. What you see on a ballistics chart is only the external portion of ballistics. Web in the velocity department, the.257 roberts is really two different cartridges. The.257 wbm is a great long range deer round. Barrel rifling diameter, from which calibers derive their designations, is 0.250 in or 6.35 mm. Terminal ballistics deal with how the bullet performs on tissue. Web this data was developed to the 257 roberts +p pressure level of 58,000 psi, and should only be used in modern rearms and +p cases designed for these pressures. Web nominal bullet diameter of the.257 roberts is.257 inches. Bullet diameter.257, maximum col 2.780, maximum case length 2.233, map 45,000 cup (50,000 cup +p). Web hornady list two loads for the.257 roberts, the 117 grain interlock btsp at 2780fps and the 117 grain sst as a superformance load at 2940fps.

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Web Here Are Some Specifications Of Interest To Reloaders:

Barrel rifling diameter, from which calibers derive their designations, is 0.250 in or 6.35 mm. What you see on a ballistics chart is only the external portion of ballistics. It will reach out there. Web 257 roberts reloading specifications.

You're Looking At A 7Mm Mauser Necked Down To.257 And A 7Mm Remington Necked Down To.

Web nominal bullet diameter of the.257 roberts is.257 inches. *load data for this cartridge was tested at the standard saami pressure level—not the higher +p pressure levels listed in some manuals. Because most factory loads for the.257 roberts are loaded light, the reloader with a strong.257 rifle can do very well, indeed. Velocity is an important consideration when comparing any two cartridges.

Most Major Manufacturers Including Remington, Winchester, Savage, Ruger, Kimber And Several Others Have Offered Rifles In This Chambering.

The.257 wbm is a great long range deer round. The roberts is a great deer cartridge even better than the.243. Web explore the world of nosler, renowned for crafting the finest bullets, ammunition, rifles, and brass. Web the.257 roberts, affectionately nicknamed bob, is an excellent deer cartridge that offers modest recoil and is capable of taking game in open country where longer shots are common.

The.257 Roberts Was Designed In The 1920S When Wildcatter Ned Roberts Started To Do Experiments On The.257 Caliber Cartridges.

Bullet diameter.257, maximum col 2.780, maximum case length 2.233, map 45,000 cup (50,000 cup +p). For more center fire rifle ballistics, check out our in depth chart. Web but ballistic performance can be categorized into three parts, internal, external, and terminal ballistics. Web hornady list two loads for the.257 roberts, the 117 grain interlock btsp at 2780fps and the 117 grain sst as a superformance load at 2940fps.

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