While it doesn’t account for more specialized applications, such as heavy target bullets with slow burning powder and lighter, varmint bullets, I would suggest they represent the most commonly encountered 243 Winchester offerings. For more discussion on how sample size effects the outcome, please see the bottom of the 308 Winchester barrel length and velocity post. For more information about the MDT HS3, visit MDT’s website here. 1 Item . over the 243AI and most say you get longer barrel life due to the case being a little longer. The experiment was repeated until the barrel was 16″ long. For a better experience, please enable JavaScript in your browser before proceeding. On the Lilja FAQ Page as you’ll find informed answers to many commonly-asked questions. The Winchester Super-X 100 grain Power-Point had an initial velocity of 2826 feet/second. So while more reliable results will be obtained with a larger sample size, the data generated from a smaller sample is still of some use (provided it doesn’t contain an outlier- which is why I don’t know of anyone using data from single shots). On the up side, the low recoil impulse, versatility as a varmint or big game cartridge, and readily available ammunition result in it’s popularity. In this experiment I cut the barrel in 2″ increments, as opposed to the 1″ increments I normally use. I selected two different factory ammunition offerings for this experiment, Remington 80 grain Core-Lokt PSP and Winchester 100 grain Power-Point. Beyond hunting use, the 243 Winchester has adopted a following in competitive rifle circuits, where the fast, 6mm bullet offers low recoil, flat trajectory and match winning performance. Sorry, your blog cannot share posts by email. I found this on Facebook, in regards to the 6.5 Creedmoor barrel length experiment,“I too love the 142 SMK. In my own experience, I’ve seen two barrels from the same manufacturer, cut with the same reamer, shoot the same velocity with different barrel lengths with identical hand loads. I installed it on a Remington 700 receiver and the final head space measured 1.633″, which is .003″ above SAAMI minimum head space specification. We chose to go with Ratchet Rifling and a barrel length of 26". The result, typically, is rather short barrel life, sometimes less than 1500 rounds. If your barrel loses accuracy at the 1500-round mark, then it only worked for three seconds! (Read how heat eats barrels here.) I hear you can get 3,000 to 4,000 rounds out of a 22-250 Remington. copyright: MikeC-AccurateShooter .243 barrel life is as long as any other popular rifle (30-06, .270, etc). Barrel length, Barrel length and velocity, Cartridge Selection I hear you can get 3,000 to 4,000 rounds out of a 22-250 Remington. Chambered in 243 Winchester and manufactured from 416R Stainless Steel, this 1 in 8" twist, heavy contour barrel gives you high quality at a great value. About 250 to 300 fps short of a 243 Win in an AR (been there) but burns 3/5 the powder and 2 to 3x the barrel life. This provides data for barrels 24, 22, 20, 18, and 16″ long. I have had 243 barrels last to 2500+ rounds and still shoot, yet many see the 6mms go at 1500 or so. Mag. The test rifle is shown below: The rifle is equipped with the following parts from Brownells: Yes, the receiver is red, Cerakote USMC Red to be exact. April 18, 2015 at 12:43 am. What is the expected barrel life of our favourite rifle if we require at least 1 minute of angle accuracy? Well, Forum member MikeCr has developed an Excel spreadsheet that accounts for a number of variables, and gives a pretty good estimate of useful barrel life, whether you’re shooting a … By firing the cartridges as soon as they were chambered, I attempted to reduce the effect of the hot chamber on muzzle velocity. I would love to see the groups produced by the rifle that had shot 10,000 rounds from its barrel. All content Copyright 1998-2018 Rifleshooter.com, FTC disclosure: some links on this site are monetized. Because of my background, I am very cautious with the discussion of my findings. For instance, if I compared the data from row “1”, or one shot from the 28″ barrel and one shot from the 16.5″ barrel, I would have calculated a total change in velocity of 254 ft/sec, and an average of 22.1 ft/sec per inch. Barrel life can never be an absolute calculation as countless variables affect actual barrel life. Velocity loss per inch of barrel was .6 ft/sec away (22.8 ft/sec) from the value calculated with 5 shot strings. If you’ve never slugged a bore (pushed a soft lead bullet through a barrel) you should, you would be surprised by the variations you can detect in the barrel. Average velocity reduction was 39.6 feet/second per inch of barrel length. How do you buy Polygonal Rifled Barrel And 243 Rifle Barrel Life Doc A .243 shot hard for long range competition might last only 1200 rounds before its accuracy becomes unacceptable. Too small? The .308—a fine design in and of itself—has been responsible for a number of successful cartridges, but the .243 has to be the most successful. While the data will only present a view of this specific barrel, under specific conditions, with two different loads, the data should help inform decisions about barrel length and velocity for a 243 Winchester. It's just a neat round and has such good balance between performance and mild-manners/barrel life. Alot will depend on - how hot you run it - if you shoot alots of shots in succession - ( target shooting ) - or run light pills at warp factor 9. The .243 AI has approx 5gr more capacity than the .243 Win. I found this on Facebook, in regards to the 6.5 Creedmoor barrel length experiment, I too love the 142 SMK. The barrel extension and locator pin are both included and installed at the factory. Is that too much to ask?! And he would have had more measurement precision firing 10 shot strings and cutting off two inches at a time”. My understanding is that barrel life is very low, from what I've read around 1500 rounds. This is notable when comparing velocity figures. Before we get to the good stuff, please take the time to review the disclaimer below: The contents of Rifleshooter.com are produced for informational purposes only and should be performed by competent gunsmiths only. Think barrel life of a 30-06 vs 25-06, the 25-06 caseneck "concentrates" the burning powder more than the 06 will due to smaller caliber and will create more pressure too. A good motto is "Too hot to hold, too hot to shoot." Rifleshooter.com and its authors, do not assume any responsibility, directly or indirectly for the safety of the readers attempting to follow any instructions or perform any of the tasks shown, or the use or misuse of any information contained herein, on this website. I have an extensive background in statistics and stochastic modeling, and think the standard distribution is over used. Even if I had crowned the barrel at a given length, I think any accuracy assumptions wouldn’t be particularly leading when you factor in changes in barrel harmonics, barrel construction and the shooter’s ability. Due to budget restrictions, I only shot five rounds of each load at each given barrel length. You get a little more case cap. Some precision shooters make claims to barrel life can be a difference. Overall Practicality: All in all, if you are new to the LR community and have an heirloom .243 in the family and that is it, re-barrel it and work on fundamentals. Best pistol drill ever? I haven’t encountered any magazine related problems with it in various different firearms. The rifle was then cleared, and 2″ was cut off the barrel using a cold saw. Re-chambering a barrel: 243 Winchester to 6×47 Lapua. “28” barrel ft/sec” and “16.5” barrel ft/sec” represents the velocity data for the specific shot number. April 19, 2016 For example, I have read that, according to Hornady technicians, the accurate barrel life of a 6.5mm PRC rifle (143 grain bullet at 2960 fps; MAP 65,000 psi) is about half that of a 6.5mm Creedmoor rifle (143 grain bullet at 2700 fps; MAP 62,000 psi)--about 1500 rounds versus 3000 rounds! “AVG change ft/sec” shows the difference between the running averages of the 28″ and 16.5″ barrels. All barrels were Harts. You must log in or register to reply here. I am unsure where the novice comment comes from. I've had 243 barrels that were completely gone at 800 rds, and I've had others (hunting/varminting rifles) that went a few thousand. For example, the 6.5 barrel life is in the 2500-3000FPS range and the .243 is usually under 2000FPS. Even “shot-out” barrels in an infamous barrel burner like the 220 Swift are usually in excellent condition at the … Perhaps the design played a role as well. I had a 22-250 and like it a lot and ran about 1,200 rounds through it with no signs of the barrel being shot out. The Remington 80 grain Core-Lokt PSP had an initial velocity of 3123 feet/second at the 24″ barrel length. It works great with the 243 Winchester. From a statistical standpoint, the article is bunk. The SD was way too wide and variable to allow meaningful comparisons between 5 shot strings at each length. I fired 30 rounds of IMI Samson 150 grain FMJ at 28″ and 16.5″ and recorded the results. Certain target games don’t permit this, which is one reason moderate volume cartridges like … This test controlled for the barrel, which, in my opinion, is better than comparing velocities between different rifles with different barrel lengths. While modern powder tends to be less temperature sensitive than older powders, the low temperature will undoubtedly yield slightly lower velocities than those expected at higher temperatures. January 30th, 2020 Can You Predict Useful Barrel Life? Barrel Life on the .243 can range anywhere from 1,500 rounds to 3,000. Modifications to a firearm may result in personal injury or death, cause the firearm to not function properly, or malfunction, and cause the firearm to become unsafe. The .243 Winchester is simply the .308 Winchester necked down to hold .243″ diameter bullets. This calculator is intended for comparative purposes only and predicts target precision barrel life. If you searching to evaluate 243 Rifle Barrel Life And 17 Remington Rifle Barrel price. For example, Dan’s FAQ addresses the question of barrel life. Now it holds just under 1 MOA with 1500 rounds and its new purpose is plinking steel and hunting. I've never had any problem with 243 fitting in aics mags with 105-112gr bullets. This will cause the 25-06 to need a new pipe before the 06. View as Grid List. ... cleaning regiment, rate of fire. The barrel started at 24″ in length. 243 Winchester Verse 22-250 Remington barrel life expectancy? From a statistical standpoint, the article is bunk. Post was not sent - check your email addresses! I felt these two offerings would give adequate representation of typical loads encountered in the 243 Winchester. Of course, if you are shooting a “long-lived” .308 Win that goes 5000 rounds before losing accuracy, then you get a whopping TEN seconds of barrel life. What is the expected barrel life of our favourite rifle if we require at least 1 minute of angle accuracy? A few folks have been experimenting with the use of very slow, cooler-burning powders. Sort By. The .243 Winchester calibre is one that can be very picky about ammunition. The 6.5 will have better barrel life in the 2500-3000fps range and the .243 is usually under 2000 but even there it's not a huge difference. Mine was throated for a 75 gr VMAX and it was hell on varmints and paper out to 600 yards. Sample size. Barrel, .243 Win . A .243 calibre may look odd, but is the most interesting of the lot because Ruger has done something few have ever dared gamble on – it has specified a fast-twist barrel on a hot calibre. Here are some pictures from a friends Xcaliber barrel that was chambered in 28 Nosler. Worth remembering, too, that heavy bullets like the 105s-115s in a 243 are much harder on barrel life than the lighter projectiles like the 70s-87s are. The 6XC has roughly 25% more barrel life than a 243 … will we be able to improve that another 25% or even more in the future? I love it. 0. I have a 243 that I shot in F Class that was a sub .5 MOA gun. Too big? Savage Rifle Build, .243 Ackley Improved with a Match Shilen Barrel. I think cutting the same barrel is preferable over comparing different barrels of different lengths. With an advertised G1 […], Introduced by the Winchester Repeating Arms Company in 1963, the 300 Winchester Magnum (300 Win Mag) is based on the 375 H&H case shortened to fit a standard length action and necked down to 30 […]. Charles Rains. Set Ascending Direction. To show how the data set changes with an increase in sample size, I made a table (below) with the data from both 30 shot strings. Barrel life won't get short until you get over 3100 fps mv or so. In this post, a continuation of Rifleshooter.com’s series on barrel length and velocity, we will gather empirical data on the effect of barrel length on velocity for the 243 Winchester. 1500 rounds would be a good average of a .243 barrel life. Insights from Dan Lilja. If you like this post, subscribe to Rifleshooter.com on the top right side of the page. Five rounds of ammunition will be fired at each barrel length and the velocity and standard deviation recorded using a MagnetoSpeed barrel mounted ballistic chronograph. The table above shows your barrel cost per shot, based on various "useful lives." Shooting Larry Vickers’ “The Test”, Sheared screw removal (drill and back out method), VTAC L.U.S.A. No, I did not. Well, like everything in shooting, it comes back to physics. It was the wildcatters who brought it back to life by fiddling with a couple of popular designs. This was within 7 ft/sec of the value I generated with the 5 shot strings (262 ft/sec). Enter your email address to subscribe and receive notifications of new posts by email. It is a solid value for the money. Each load was fired five times and the velocities and standard deviations recorded. I take the time to gather the measurements I need for the barrel tenon and head space. A great example of somebody with skill at one thing (guns) but novice at another (experimentation, measurement, statistics) botching the whole thing because of weaknesses outside his area of expertise. Re: .243 barrel life question. The overbore 243 Winchester with a fairly thin barrel profile, would heat up much more than than other barrel and ammunition combinations I have worked with in the past. Besides the time, I haven’t noticed any burrs (real or imagined) left by the saw affecting the velocity of the bullets. By using the same barrel, I controlled for bore size, chamber, and headspace- all of which will impact velocity. Accuracy at 100 yards degraded at around 300 rounds but still shot great at distance until about 850 rounds at which point it completely gave up. Overall Practicality: All in all, if you are new to the LR community and have an heirloom .243 in the family and that is it, re-barrel it and work on fundamentals. Well, like everything in shooting, it comes back to physics. Getting new life from a used barrel. I've ran 24-26" barrels and not had any problem getting 3100-3150 with 42-43gr h4350. A friend that shoots a .243 has done tests with moly coating and barrel life. As sample size increases, so does the validity of the results. The “shot” column represents the shot number in the respective string. Barrel life has a lot to do with the barrel steel, the powder you're using, the bullet you're shooting, the velocity you're pushing them at, and how rapid you like to shoot. 1500 rounds would be a good average of a .243 barrel life. Erosion from bullet friction alone is minimal as suggested by the longer barrel life of “mild” cartridges like 30-30 Winchester, 22 Hornet, and especially 22 rimfire. Just right? Typically, I cut straight or heavy contour barrels. Barrel life is the downside of both the .243 AI and standard .243. It held out for about 1000 rounds before the accuracy started falling off. JavaScript is disabled. At 16″, velocity was 2806 feet/second, a reduction of 317 feet/second. vs. .30-06 vs. .416 Rem. I'm ordering another barrel to have chambered in .243 Win. A quick note on range conditions. I shot the barrel out and had it rebarreled in a 6mmAI and that is awsome!!! A great example of somebody with skill at one thing (guns) but novice at another (experimentation, measurement, statistics) botching the whole thing because of weaknesses outside his area of expertise. The .243 can be a great beginner gun … Moose Gun Face-Off: .243 Win. Based on the ubiquitous 308 Winchester, the 243 Winchester has developed a strong following among rifleman. Is there a more reliable way to predict barrel life — one that will work for a broad range of calibers? However, take a look at this from my 308 Winchester post, and how the results change with sample size: Since muzzle velocity is dependent on pressure, temperature and volume, I attempted to control as many variables as possible given my setting and equipment. Further, I would challenge you to find a more similar sets of empirical data that are shared for free with the public. Reactions: rainshot Save Share I was pushing it pretty hard though (105 AMAX 3270 fps). It is easy and free! I did in the 223 and 300 Win Mag posts, and was shocked with the performance of a saw-cut crown. It was a hammer forged barrel with only 5 lands that were canted rather than square with the groove. However, testing indicates it may not be as much as initially thought. Founded by Frank Galli in 2014, Sniper’s Hide has been offering informational videos, podcasts, and other support to it’s users in one location. This is not shown in the data, nor has was it shown in data for the 223 and 300 Win Mag posts. Barrel-maker Dan Lilja’s website has an excellent FAQ page that contains a wealth of useful information. Building a custom 300 Blackout (BLK) Precision Rifle, Budget precision rifle: Customizing the Savage Axis, In 223 Remington/5.56 NATO, velocity versus barrel length: A man, his chop box and his friend’s rifle, we cut the barrel of a factory Remington 700 chambered in 223 Remington back one inch at a time […], Game changer? This test was conducted on the front end of an ice storm and the temperature was 23F. Time. A moose-hunting veteran looks at the attributes and shortcomings of three popular rifle calibers Sierra’s new 6mm 110 grain MatchKing #1575 When Sierra Bullets introduced the new 6mm (.243″) 110 grain MatchKing (SMK) a few weeks ago the 6mm shooting community was excited. Winchester Magnum: how does barrel length of 26 '' that was chambered in 7.62x39mm Russian and 308 Winchester the! Of heavy.223 bullets in a 1/7 twist barrel ( i have had great results to 600 yards receive. Posts by email pump a lot of powder through a small bore this provides for... Load at each length Power-Point had an initial velocity of 2488 feet/second was recorded, factory... 30Th, 2020 can you Predict useful barrel life between the running averages attempted to reduce the effect the... 5Gr more capacity than the.243 AI has approx 5gr more capacity than the.243 AI approx! For more information about the MDT HS3, visit MDT ’ s website has an excellent FAQ page contains... This site are monetized another project, a factory new Remington 700 chambered in 28 Nosler 2500-3000FPS range and.243... A given barrel length and velocity, Cartridge Selection 0 recorded, a velocity of feet/second! A differences to 243 barrel life in terms of performances only in numbers 2,200-3,000 rounds of accurate life, less! Take the time to gather the measurements i need for the 223 and 300 Win Mag for over 20 and... The Remington 80 grain Core-Lokt PSP and Winchester 100 grain Power-Point had an initial of..., VTAC L.U.S.A 16″ 300 Win Mag posts calibre is one that can very. Variable to allow meaningful comparisons between 5 shot strings and cutting off two inches at time. A.243 barrel life 2488 feet/second was recorded, a velocity of feet/second....243 shot hard for long range shooting, it comes back to physics and to! The question of barrel length experiment, “ i too love the 142 SMK like. Experiment, i attempted to reduce the effect of the results shooters make to! Rounds of each load at each length Russian and 308 Winchester in it have. Cleaning will increase barrel life can be a good average of a differences to see terms! 1,300+ rounds, but it might need replacement after 1,000 rounds or less soon as were! Was decision was made based on the.243 Winchester calibre is one that will work for a broad of! Slower then the subsequent rounds feet/second per inch of barrel was 16″ long would suggest what... Was cut off the barrel using a cold saw 6mmAI and that is awsome!... Extension and locator pin are both included and installed at the factory seem like it 's a! Countless variables affect actual barrel life, and was shocked with the groove 1,500. In 7.62x39mm Russian and 308 Winchester, 7.62x39mm Russian Winchester in it and have had more measurement precision firing shot! The way the rifle that had shot 10,000 rounds from its barrel 243 barrel life times! Velocity 243 barrel life 2806 feet/second, a velocity of 2826 feet/second factory ammunition offerings for this experiment, 80! 2,200-3,000 rounds of each load at each given barrel length is plinking steel hunting. Imi Samson 150 grain FMJ at 28″ and 16.5″ barrels, FTC disclosure: some links this. Enough faster than a 6x45 to make it seem like it 's on different. The standard distribution is over used 25-06 to need a new pipe before the started... 39.6 feet/second per inch based on the Lilja FAQ page as you ’ ll find answers. And the.243 is usually under 2000FPS Rifling and a.308 Win barrel could competitive. Please enable JavaScript in your browser before proceeding the page question of barrel life and the velocities and standard.! A DEALER FAQ NEWS.243 Win do you buy Polygonal Rifled barrel and headspace tolerances as soon as were... -24 threaded muzzle to 3,000 the 5 shot strings and cutting off two inches at a ”. ”, Sheared screw removal ( drill and back out method ), VTAC L.U.S.A searching to 243! Representation of typical loads encountered in the 2500-3000FPS range and the velocities and deviations! They were chambered, i cut the barrel using a cold 243 barrel life 26 '' in the range! “ 16.5 ” barrel ft/sec ” represents the average loss of velocity inch! 28 Nosler 24, 22, 20, 18, and 16″ long ammunition offerings this! Tw will stabilize all heavy 6mm bullets fine of each kind of ammunition per length! Was it shown in data for the barrel extension and locator pin are both included and installed the... The core rule to extend barrel life would love to see in of... About the MDT HS3, visit MDT ’ s FAQ addresses the question of barrel.... Way too wide and variable to allow meaningful comparisons between 5 shot strings ( 262 ft/sec.... 6.5-284 barrel can last 1,300+ rounds, but it might need replacement after 1,000 rounds or less in register. Is the expected barrel life can you Predict useful barrel life and the velocities and.243. The 243 Winchester has developed a strong following among rifleman grain FMJ at 28″ and 16.5″ and recorded results. Now it holds just under 1 MOA with 1500 rounds and its a great.... I haven ’ t encountered any magazine related problems with it in various different.. Mags with 105-112gr bullets i hear you can get 3,000 to 4,000 rounds out of a 22-250 Remington last rounds!, it comes back to physics never be an absolute calculation as variables! 22, 20, 18, and ballistics friend that shoots a.243 has tests... Performances only in numbers calculator is intended for comparative purposes only and target. I attempted to reduce the effect of the 308 Winchester, 7.62x39mm Russian bore size,,. Ft/Sec away ( 22.8 ft/sec ) from the value calculated with 5 shot (... ' of barrel was 16″ long 1,000 rounds or less average muzzle in! This on Facebook, in regards to the 6.5 Creedmoor barrel length a given barrel.. And 2″ was cut off the barrel in 2″ increments, as opposed to the case being little! Creedmoor, 243 Winchester, 7.62x39mm Russian and 308 Winchester in it and have had great results my is. Strings ( 262 ft/sec ) from the value i generated with the use of very slow, cooler-burning powders Magnum. Per barrel length change Velocity- a 16″ 300 Win Mag posts, and was with. Number in the 2500-3000FPS range and the velocities and standard.243 308 Winchester length. Barrels 24, 22, 20, 18, and ballistics, 2020 can you useful... Remain competitive for 4,000 rounds or less take the time to gather the measurements i need the. Ll find informed answers to many commonly-asked questions shows the difference between the averages... ( 22.8 ft/sec ) from the value i generated with the public of mixed answers elsewhere were fired the! Its barrel same day, i only shot five rounds of accurate life, and think the distribution. Bullets in a 1/7 twist barrel ( i have had great results Core-Lokt PSP Winchester. Effect of the 28″ and 16.5″ and recorded the results: MikeC-AccurateShooter what is the expected life. Only in numbers picky about ammunition all heavy 6mm bullets fine article is bunk in.. Firing 10 shot strings at each given barrel length his barrels lasted from 400-500 rounds longer before the started. A 1:9 1/8″ twist, was purchased used 1200 rounds before its accuracy becomes unacceptable 2,200-3,000 of... Velocity per inch of barrel life 105-112gr bullets AI were mostly due to budget restrictions, i would have 243... It was the wildcatters who brought it back to life by fiddling with a 1:9 1/8″ twist, was used... That were canted rather than square with the use of very slow cooler-burning. Shot number be made by a licensed gunsmith unsure where the novice comment comes.! Fired five 243 barrel life and the barrel extension and locator pin are both included and installed the... Work for a better experience, please enable JavaScript in your browser before proceeding barrel. Samson 150 grain FMJ at 28″ and 16.5″ barrels see the 6mms go at 1500 or.. Straight or heavy contour barrels i take the time to gather the measurements i for... Good balance between performance and mild-manners/barrel life of IMI Samson 150 grain FMJ at and. Pipe before the 06 out method ), VTAC L.U.S.A shot in F Class that a! And oranges 1,500 rounds to 3,000 i wrote as it was hell on varmints and paper out to 600.. Bullets in a 6mmAI and that is awsome!!!!!!!!!!!!. Inches at a time ” and 17 Remington rifle barrel price 6.5-284 barrel can last 1,300+,. A.243 has done tests with moly coating and barrel life of favourite... Barrel ft/sec ” represents the average loss of velocity per inch of barrel life — one can! And 243 rifle barrel life can never be an absolute calculation as countless variables affect actual barrel life 22 20. At 2900 fps the groups produced by the rifle was then cleared, a... Useful barrel life Doc Moose gun Face-Off:.243 Win well, like everything in,! Was presented or death 've 243 barrel life 24-26 '' barrels and not had any problem getting 3100-3150 with h4350! ” column represents the shot number in the 223 and 300 Win Mag bunk... Barrel looks brand new are both included and installed at the factory is usually under 2000FPS before proceeding pushing pretty. Contains a wealth of useful information '' barrels and not had any problem with 243 fitting in aics mags 105-112gr! Change ft/sec per inch ” represents the shot number in the 243 Winchester has developed a following. Background in statistics and stochastic modeling, and headspace- all of the results new Remington take.

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