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308 Barrel Length Velocity Chart

308 Barrel Length Velocity Chart - Barrel length versus velocity (28″ to 16.5″), i cut gathered empirical data for muzzle velocity on four different loads from 28″ to 16.5″. Web in 308 winchester / 7.62x51mm nato: Barrel length versus velocity (28″ to 16.5″). Web working velocities are best listed in table form due to the current variations in barrel length. The velocities listed below are averages and most rifles produce best accuracy at either the velocities listed or within 50fps of list velocities: This chart shows velocity changes for all four ammo varieties: The answer may surprise you. Web with a barrel reduction from 28″ to 16.5″, the average speed loss of the four types of.308 ammo was 261 fps total. Web the data was summarized in 308 winchester / 7.62x51mm nato: Federal gold medal match 175's along with barrel length and make (i.e.

Web the data was summarized in 308 winchester / 7.62x51mm nato: By ammo type, the average fps loss per inch was: The velocities listed below are averages and most rifles produce best accuracy at either the velocities listed or within 50fps of list velocities: 24.6 (win 147 fmj), 22.8 (imi 150 fmj), 20.9 (fed gmm 168gr), and 22.5 (win 180pp). With a barrel reduction from 28″ to 16.5″, the average speed loss of the four types of.308 ammo was 261 fps total. Web see what they state for minimum velocity, or minimum ft/lbs. Barrel length versus velocity (28″ to 16.5″). Web the data was summarized in 308 winchester / 7.62x51mm nato: All in all, this was a very thorough test by the folks at rifleshooter.com. That works out to an average loss of 22.7 fps per inch.

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By Ammo Type, The Average Fps Loss Per Inch Was:

Web this chart shows velocity changes for all four ammo varieties: 24.6 (win 147 fmj), 22.8 (imi 150 fmj), 20.9 (fed gmm 168gr), and 22.5 (win 180pp). Barrel length versus velocity (28″ to 16.5″). Readers have continually asked for data from shorter barrels, so here it is!

The Answer May Surprise You.

With a barrel reduction from 28″ to 16.5″, the average speed loss of the four types of.308 ammo was 261 fps total. The average velocity loss per inch, for all four ammo types combined, was 22.7 fps. By ammo type, the average fps loss per inch was: That works out to an average loss of 22.7 fps per inch.

Web The Data Was Summarized In 308 Winchester / 7.62X51Mm Nato:

Barrel length versus velocity (28″ to 16.5″). Federal gold medal match 175's along with barrel length and make (i.e. Web the data was summarized in 308 winchester / 7.62x51mm nato: Depends on what kind of hogs you're talking about in your area, more than anything else.

Barrel Length Versus Velocity (28″ To 16.5″).

All in all, this was a very thorough test by the folks at rifleshooter.com. Web this chart shows velocity changes for all four ammo varieties: Rifleshooter.com also offers ballistics graphs showing trajectories with different barrel lengths. Barrel length versus velocity (28″ to 16.5″), i cut gathered empirical data for muzzle velocity on four different loads from 28″ to 16.5″.

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