Based on the data published in the Rifle Shooter article, the average of most efficient barrel length is 21.7 inches. The 308 is a basically a lengthened 300 Savage at higher pressure. One has to remember some times taking off that extra inch spoils that barrel and day! The 7.62x51mm NATO had virtually the same ballistics as the original .30-06 Springfield load (150 grain bullet at 2,700 feet per second) and also fired a .308″ bullet. BALLISTICS TABLE IN YARDS FOR.308 Win Match 175 gr HPBT for 24" Barrel. American Eagle (Federal) Full Metal Jacket Boat-Tail, 150gr. The .308 Winchester as a hunting round is great for deer, mule deer, elk, black bear, and nuisance animals like wild hogs. In the good old days of Precision Shooting magazine (how we miss you! var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s); The answer may surprise you. The short barrels gas out pretty quickly. With a barrel reduction from 28″ to 16.5″, the average speed loss of the four types of .308 ammo was 261 fps total. Re: .308 Win w/ 18" 1-10" twist barrel to 1,000 yards i have never had any luck shooting 308 to a 1000 out of a 20 inch AIAW using 175 grain SMK. However, the 7.62x51mm achieved that … specifications are nominal ballistics figures established in test barrels. 6.5 Creedmoor Ballistics Chart data and Ballistic Coefficient Information. After 15 years I’m still working it out. 7.62 NATO vs . Share the post ".308 Win Barrel Cut-Down Test: Velocity vs. Barrel Length", Tags: .308 Win, 7.62x51 cut-down test, Barrel, Rifleshooter.com, Saw, Velocity. _gaq.push(['_setAccount', 'UA-6323545-2']); It was designed by Frank C. Barnes in March 1961 by shortening the .308 Winchester to 1.5 in (38 mm) and giving it a shoulder angle of 20° (α=40°) similar to the parent cartridge. In order to hit a distant target a rifle must be correctly sighted-in, and to accomplish that the shooter must have some working knowledge of the bullet's trajectory. .308 Winchester (7.62mm NATO), Input your hunting conditions to see the drop, drift, bullet trajectory, velocity, and energy in easy-to-read ballistics charts and graphs. The cuts were made in one-inch intervals with a rotary saw. The big reason why the .308 is not favored in long-range shooting is the heaviness of the bullets and the trajectory. Thanks. This chart shows … Which is optimized in a 26in tube. For anyone involved in hunting or recreational shooting an individual will have different needs for any given caliber of ammunition. We stopped at 500 yards, but I had some legit 2.5″ 500 yard 5 shot groups. There is nothing wrong with 300 Savage cartridge. I had a 34″ Border on my Palma rifle for a time. The ARC firing a 108-grain ELD-Match bullet with a .536 G1 ballistic coefficient at 2,750 fps muzzle velocity stays supersonic to 1,150 yards at sea level. Custom Ballistics Chart to show Muzzle Velocity and Bullet Drop at various ranges. Sighting-in a hunting rifle to hit a certain number of inches high at 100 yards (or 100 meters) maximizes the point blank range of the rifle and cartridge and is superior to zeroing at a fixed distance like 200 yards. Ballistics by the Inch (often called BBTI) is an ongoing project to test the performance characteristics of a variety of common handgun calibers/cartridges.The initial testing was done in 2008 and tested the velocity of 13 common handgun cartridges as it related to firearm barrel length. (function() { 308 to do its job and incapacitate the target. I mention deer because I believe 200-pound deer are similar to 200-pound humans when discussing terminal ballistics. Does anyone have data on bullet drop vs barrel length? Click to see full answer Moreover, what is the effective range of a 308? Lapua’s .308 Win ammo is an excellent choice when you want a cartridge that is sure to perform across a range […] The table below compares 120gr Nosler E-Tip (.497 BC) and 143gr Hornady ELD-X (.625 BC) loads in 6.5 Creedmoor to 150gr Nosler E-Tip (.469 BC) and 178gr Hornady ELD-X (.552 BC) loads in .308 Winchester. In 2009 an additional three calibers were tested and in 2010 and 2011 more calibers were added. Ballistics Charts & Data. Average velocity and standard deviation were logged for each round. I bought a 308 … The test protocol was repeated for the next length. By ammo type, the average loss per inch was: 24.6 (Win 147 FMJ), 22.8 (IMI 150 FMJ), 20.9 (Fed GMM 168gr), and 22.5 (Win 180PP). .308 Win Barrel Chop Test: How Velocity Changes with Length, RifleShooter.com .308 Win Barrel Cut-Down Velocity Test, Surprising Results in .223 Rem Barrel Cut-Down Velocity Test, Barrel Length and Velocity in a .223 Rem — Barrel Cut-Down Test, .223 Rem Barrel Cut-Down Test — Velocity Loss by the Inch, http://rifleshooter.com/wp-content/uploads/2015/01/custom-16.5-rem-700-308.jpg, Happy Holidays to Our Readers — Thanks for Your Support, Stop Neck Sizing! June 4th, 2015.308 Win Barrel Cut-Down Test: Velocity vs. Barrel Length. About the short rifles, I’ve written quite a bit about 16″ 308s: http://rifleshooter.com/2015/02/the-16-inch-308-winchester-bolt-action-rifle/. For the .308 Win, we like the Nosler Ballistic Tip 165gr. I think if you tinkered enough you could do 1,000, however I don’t think it is practical. Select specific calibers and cartridges by using the filters 2. 308 vs 6.5 Grendel Ballistics: The Truth You Deserve To Know Even for seasoned firearms enthusiasts, 6.5 Grendel vs 308 is an intense debate nobody seems to win over time. The following is a 1000 yard .308 ballistic chart that was created using our free online ballistic calculator and details all aspects of the bullets trajectory from the millisecond it leaves the … Red Oak, White, or Chestnut for Deer Herd? Great test ! By Chuck Hawks. This is a great test and I would commend people to read the 300 Win Mag test where they did the same thing. To make the test even more interesting, four different types of .308 Win factory ammunition were chronographed at each barrel length. 6.5 bullets also have better BCs. For the .308 Win, we like the Nosler Ballistic Tip 165gr. How much velocity do you think was lost, on average, for each 1″ reduction in barrel length? The 308 with a 20" barrel will just about equal a 30-06 from a 18-20 barrel. April 24th, 2016.308 Win Barrel Chop Test: How Velocity Changes with Length. In ballistics … ... with a 16 inch tikka barrel you could achieve 3000fps with the 130ttsx A good all round bullet from zero to 350-400 yards " up to around ... By Timmay in forum Reloading and Ballistics … The cuts were made in one-inch intervals with a rotary saw. Compare ballistics data on your favorite Winchester Ammunition rounds. And this has nothing to do with energy or penetration, but rather the ballistics. With barrels, one wonders “Can a little more length provide a meaningful velocity gain?” To answer that question, Rifleshooter.com performed an interesting test, cutting a .308 Win barrel from 28″ all the way down to 16.5″. BC's: .502 (H), .496 (M), .485 (L) 7.62mm M118 SB 173 gr FMJBT for 24" Barrel. Ballistics By The Inch. We'd like to personally and specifically thank Pat Childs at Fin & Feather in Iowa City, as he not only helped get most of our ammunition and other supplies, he was the brilliant gunsmith … For the .308 caliber in general I've heard quotes of everything from 600-1200 yards. The .308 Winchester round shoots pretty flat out to 200 yards when it starts to drop. The results from Rifleshooter.com’s .308 barrel cut-down test are quite different than the results we recorded some years ago with a barrel chambered for the 6mmBR cartridge. zero, 59 deg F., Elevation ASL, Press 29.53 in, Hum 78% I will be comparing it against the 5.56 NATO and 7.62×39 … individual firearm may vary from test barrel results. If your .308 isn't close to these specs, or if you are a sniper or into long range shots you may want to take this a step further and use our ballistic calculator to create a custom .308 ballistic chart to take into account variances. When we cut our 6mmBR barrel down from 33″ to 28″, we only lost about 8 FPS per inch. When taking a caliber of rifle and talking about range many shooters, of differing experiences will read different things into very specific distances. Much Different Results with 6mmBR and a Longer Barrel Following WWII, Winchester, in conjunction with the US Army were working to develop a .30 caliber cartridge that would have similar power to the .30-06, but would be shorter. 308 Winchester Bullet Selection and Ballistics Calculations Produces a ballistic trajectory chart and table that shows the drop, velocity, kinetic energy, windage, and trajectory … The. This calculator will produce a ballistic trajectory chart that shows the bullet … The cartridge is similar to the 7.62×39mm Russian (M43) cartridge though it outperforms the Soviet cartridge. Calculates the ballistic trajectory of a bullet fired from a rifle, handgun or other firearm. })(); To comment on a post, click Post Title or "Comment" Link. If not thats great, less work for me. Muzzle 100 200 300 400 500 600 700 800 900 1000 VELOCITY 2600 2420 2240 2070 1910 1760 1610 1480 1360 1260 1170 ENERGY 2520 2180 1870 1600 1355 1150 970 815 690 590 510 0.0 indicates yardage at which firearm was sighted in. From what I understand, it only needs an 18" barrel for a complete burn with mid-hvy bullets. It is accepted that if you do your job and put the bullet where it counts, you can count on the . It details drop, time, energy, velocity, range, and does so in 50 yard steps that are easy to understand. Let’s look at a few categories of comparison, then we’ll sum things up. The barrel was cut off using a cold saw. 6.5 Creedmoor vs 308 Ballistics. Velocity was about 10 FPS below that of my 30″ Border. With a barrel reduction from 28″ to 16.5″, the average speed loss of the four types of .308 ammo was 261 fps total. When autocomplete results are available use up and down arrows to review and enter to select, or press tab to cycle through suggested products based on autocomplete results. never tried the 155 grain bullets---sounds like the way to go to try with the 18 inch… Ballistics By The Inch. But depending on what he plans on doing with the rifle it maybe exactly what he needs. I have a .308 BLR with 18.5" bbl. ALL Bulletin content is copyrighted, © 2020 AccurateShooter.com. Compare up to 4 Winchester products and see how they compare. There is a sweet spot barrel length for loads, you don’t need a 35 inch … See how the 6.5 CM compares to the Classic 308 Win in the 6.5 creedmoor vs 308 ballistics … The 7.62x51 NATO is a superior ro… https://www.snipercentral.com/308-winchester-7-62x51mm-nato With 140 grain hunting bullets the 7mm08 is flatter shooting than the .308 loaded with 150 grain … At 1000 yards a .308 … The trajectories in the table below were calculated for a maximum bullet rise of 1.5 inches above the line of sight for all small game and varmint loads, and three inches above the line of sight for all big game loads. Why You Should Full-Length Size Your Brass, The Attack on Traditional Ammunition — What You Need to Know, Sportsman’s Warehouse Acquisition by Great American Outdoors. Columbia, MO – -(Ammoland.com)- What happens when you get a physicist, a cop, a bookbinder, and a computer geek together with 8,500 rounds of premium handgun ammo? Use this ballistic calculator in order to calculate the flight path of a bullet given the shooting parameters that meet your conditions. Obviously this is a different cartridge type, but also our 6mmBR barrel end length was 5″ longer than Rifleshooter.com’s .308 Win start length. You may not reproduce original text or photos without advanced permission in writing. Re: .308 Ballistics with 20" barrel? Totally different cartridge and ballistics. ga.src = ('https:' == document.location.protocol ? With modern materials and powders, it would be great to see whether a 300 Win Mag on a short barrel could be made to group out to 1000 yards. So the decrease in velocity isn't enough to effect drop or windage? If barrel length did not matter then a 2.5 inch barrel should shoot as well as a 24 inch barrel using the same 308 load. The bullet energy is the highest of the selected .308 rounds with 1,300ft.lbs of … var _gaq = _gaq || []; 100yd. In fact the .308 Winchester 165gr bullet is traveling faster at 1000 yards than the .223 or 7.62x39mm at just 500 yds. You can then also add atmospheric conditions and angles. I get ~2600 with 165gr AB's Haven't shot anything past 300yd with it yet but my ballistic table suggests my loads should have adequate velocity for expansion to 500yd. The .308 is somewhat more flexible where a heavy bullet is needed or wanted for use on large animals. The .308 Win--MVP of Modern Cartridges Originally created by the U.S. Army to replace the 30-06, the .308 Winchester (7.62x51 in military form) ranks among the most versatile and popular centerfire cartridges in the world. This bullet has a ballistic … Acknowledgements. individual firearm may vary from test barrel results. They are concerned with human adversaries. The .308 is by far the most popular sniping round, and for good reason. 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However, the average of most efficient barrel length Sight in a Scope - Step by Step Guide compared a. Most efficient barrel length is 21.7 inches to see maybe 35″ barrel down from 33″ to 28″ always...