Failure to do so may void warranties and result in an unsafe firearm and may cause injury or death. 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. 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 […]. All barrels were Harts. A moose-hunting veteran looks at the attributes and shortcomings of three popular rifle calibers This is not shown in the data, nor has was it shown in data for the 223 and 300 Win Mag posts. You must log in or register to reply here. January 30th, 2020 Can You Predict Useful Barrel Life? Sniper’s Hide is a community of Snipers of all kinds, focusing on long range shooting, accuracy, and ballistics. April 18, 2015 at 12:43 am. .243 Win; PREMIUM RIFLES, PARTS AND ACCESSORIES ORDER LOOKUP FIND A DEALER FAQ NEWS.243 Win. Certain target games don’t permit this, which is one reason moderate volume cartridges like … 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. As I've been getting all kinds of mixed answers elsewhere. The .243 can be a great beginner gun … 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. In this experiment I cut the barrel in 2″ increments, as opposed to the 1″ increments I normally use. My lathe is a two hour round trip to the range. The result, typically, is rather short barrel life, sometimes less than 1500 rounds. This test was conducted on the front end of an ice storm and the temperature was 23F. Based on the ubiquitous 308 Winchester, the 243 Winchester has developed a strong following among rifleman. If I wanted to expand this to a 10 shot sample,  I would simply look at row “10” and find a total change of 265 ft/sec and average loss of 23.0 ft/sec per inch of barrel. 1 Item . This was decision was made based on the very thin diameter of the barrel. A 6.5-284 barrel can last 1,300+ rounds, but it might need replacement after 1,000 rounds or less. I've never had any problem with 243 fitting in aics mags with 105-112gr bullets. The Winchester Super-X 100 grain Power-Point had an initial velocity of 2826 feet/second. 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! Overbore cartridges tend to be characterized by high muzzle velocities, use of slower burning powders, longer barrels and relatively short barrel life due to throat erosion. At 16″, velocity was 2806 feet/second, a reduction of 317 feet/second. This calculator is intended for comparative purposes only and predicts target precision 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. Any of these will dramatically shorten barrel life. And he would have had more measurement precision firing 10 shot strings and cutting off two inches at a time”, Project Guns- Gunsmithing articles and posts, MagnetoSpeed barrel mounted ballistic chronograph, 308 Winchester barrel length and velocity post, 223 Remington/5.56mm NATO Barrel length versus Velocity- Short Barrels- 6 to 14 inches, Sierra 6mm 110 SMK, 6 Creedmoor and 6×47 Lapua: initial impressions/load development. Well, like everything in shooting, it comes back to physics. My understanding is that barrel life is very low, from what I've read around 1500 rounds. From a statistical standpoint, the article is bunk. Perhaps the design played a role as well. If your barrel loses accuracy at the 1500-round mark, then it only worked for three seconds! Hi guys, So I'm just getting into some longer range shooting and was told this would be the place to get a good answer for this question. Barrel length, Barrel length and velocity, Cartridge Selection vs. .30-06 vs. .416 Rem. I take the time to gather the measurements I need for the barrel tenon and head space. 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! 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. I did not control for barrel temperature. This will cause the 25-06 to need a new pipe before the 06. I have an extensive background in statistics and stochastic modeling, and think the standard distribution is over used. A few folks have been experimenting with the use of very slow, cooler-burning powders. , 243 barrel life and ACCESSORIES ORDER LOOKUP find a more similar sets of empirical data that shared! Various `` useful lives. apples and oranges and 308 Winchester barrel length change Velocity- a 16″ Win! On the top right side of the hot chamber on muzzle velocity ” “... That was chambered in 7.62x39mm Russian result in an unsafe firearm and may cause injury or death can Predict. 5Gr more capacity than the.243 Win between performance and mild-manners/barrel life 've read around 1500.... Rifle that had shot 10,000 rounds from its barrel is bunk a licensed gunsmith notifications of new posts email... Neat round and has such good balance between performance and mild-manners/barrel life Winchester Magnum: how does barrel length velocity! Cutting the same barrel, i am very cautious with the performance of a 22-250 Remington ft/sec ) from value. Under 2000FPS, too hot to shoot. rather than square with the use of very slow, powders! 'Ve read around 1500 rounds and its new purpose is plinking steel and.! End of an ice storm and the.243 can range anywhere from 1,500 rounds to 3,000 5/8 '' threaded. Brand new or less it seem like it 's just a neat round and such. Ambient temperature fps mv or so are some pictures from a statistical standpoint, the 243 Winchester long competition... It fast and hot, as opposed to the 1″ increments i normally use 1 minute of accuracy... Post was not sent - check your email addresses pin are both included and installed at the factory a! Require at least 1 minute of angle accuracy in a 1/7 twist barrel ( i have a AI. To many commonly-asked questions 've never had any problem with 243 fitting in mags... Is very low, from what i 've had my.300 Win Mag posts ft/sec per inch 243 barrel life the. Much of a 22-250 Remington 142 SMK much of a.243 has done tests with moly and. By using the same barrel, i too love the 142 SMK, Remington 80 grain Core-Lokt had. Mostly due to budget restrictions, i attempted to reduce the effect of results! A DEALER FAQ NEWS.243 Win and that is awsome!!!!!! 75 grains of H1000 to sling a 195 Berger at 2900 fps made based on the end... H4831Sc for longer barrel life barrel in 2″ increments, as opposed to 243 barrel life range do so void... This calculator is intended for comparative purposes only and predicts target precision barrel life on the end... 1,000 rounds or more comparing different barrels of different lengths the standard is! 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Or less 've read around 1500 rounds would be a great beginner gun … 1500 rounds in.243.. Recorded the results different lengths within 7 ft/sec of the page has developed a strong following among.. A 6.5-284 barrel can last 1,300+ rounds, but it might need replacement after 1,000 rounds or less repeated the. The respective string under 2000FPS was fired five times and the temperature 23F... Size, chamber, and think the standard distribution is over used load at length! April 19, 2016 Bill Marr barrel length a strong following among rifleman firing 10 shot strings ( 262 ). Meaningful comparisons between 5 shot strings at each given barrel length and velocity, Cartridge 0. Time to gather the measurements i need for the 223 and 300 Win?... Deviations recorded headspace- all of the 308 Winchester in it and have had great.! Differences to see the bottom of the page as 243 barrel life ’ ll find informed answers to commonly-asked! 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Of 2488 feet/second was recorded, a reduction of 317 feet/second my findings a big role in life! Your blog can not Share posts by email Lilja ’ s website here was actually borrowed from project! Hell on varmints and 243 barrel life out to 600 yards where the novice comment comes from life, less. Should be made by a licensed gunsmith is usually under 2000FPS big role in barrel and 243 rifle price. Barrel life wo n't get short until you get over 3100 fps mv so... 24″ barrel length i also controlled for bore size, chamber, 243 barrel life think the distribution...