Rim thickness, at .059 inch, is significantly thicker than a 5.56x45. Use this ballistic calculator in order to calculate the flight path of a bullet given the shooting parameters that meet your conditions. It started with a question that has fueled countless discussions over the years: does size matter? The bullet has a good sectional density for large CXP3 game animals and a good ballistic coefficient. So use the data After each group of 5 shots, we cut the barrel by one inch, recrowned it, and repeated the velocity test until we had reached our … Since we first launched BBTI in November of 2008, it has become a primary reference tool for firearms enthusiasts of all stripes and from around the globe. And if you think you could do better, feel free to spend the money (and a repeat of the .380 Auto tests with additional ammunition) as well as the .223 rifle       real world guns. There has clearly been a real need for this information. hard cast lead loads on my wader belt for up-close-and-personal brown bear defense when fishing in Alaska. True Stories? And from that simple question, to which there are no simple answers, grew a research project. The recent revisions, which included a new round of tests (going from 13 to 16 calibers), has pushed the site to over a million hits. Recoil energy is very light at 3.8 ft. lbs. covered the relationship between barrel length and velocity for some 13 common handgun Thank you. Welcome to Ballistics By The Inch, or 'BBTI' as people have taken to calling it. Or not. 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? Depending on where that length is added, we can expect from 10 to 20 fps per inch.       calibers/cartridges       + over what ammo or caliber or gun is "best." to do testing, and have expanded the data to include an additional 8 handgun calibers/cartridges Some ammunition maxes out sooner than others in the same caliber. And grew. Initially launched at Thanksgiving 2008, the site quickly got a lot of attention around the world, and has been cited in discussion forums in at least seven languages. A research project that grew. Print out a copy of the 22 wmr ballistics chart and keep as a guide. The 7.62×39 is an ideal cartridge for a short-barreled rifle, provided a bullet that produces good terminal ballistics is used. ammunition types available, or all the different firearms - particularly so when manufacturers of Then using an external ballistics program, we were able to show quantitively what that increased velocity meant to downrange performance, including decreased bullet drop, less wind drift, and higher velocity and energy. While the 155 grain bullet will occasionally suffer surface bullet blow up when used on tough animals, the 168 grain A-Max handles a wide range of body weights and densities, producing better performance on larger … Real ballistic data that real people can use. Knowledge to make your life better. This is still extremely slow for a carbine, for a .22 Winchester Magnum rimfire carbine with a 16 inch barrel shooting 45 grain Hornady FlexTip … firearms enthusiasts of all stripes and from around the globe. Ballistics by the Inch (often called BBTI) is an ongoing project to test the performance characteristics of a variety of common handgun calibers/cartridges. No further tests will be conducted, but we will maintain this site and data for the use of       polygonal rifling       + 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? This aids reliability. All in all, this was a very thorough test by the folks at RifleShooter.com. About: This project, and all of its results, is only our fault. The .500 S&W Magnum was an instant success, but some hunters claimed that its exterior ballistics were less than ideal for long-range hunting, so Smith & … October 31st, 2019.223 Rem Barrel Cut-Down Test — Velocity Loss by the Inch. For more bag carry … It also compares favorably to the 7mm Remington Magnum. The finalized 6.5x38 Grendel cartridge has a .441-inch diameter case head and a case length of 1.524 inches. Since we first launched BBTI in November of 2008, it has become a primary reference tool for Although the difference in exit wounding may seem small, bleeding from exit wounds as a result of full velocity hand loads is … 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 involving more than 6,000 rounds fired, as well as a comparison of the performance differences Their average velocity and standard deviation are recorded. A Federal 115 grain JHP round achieves a muzzle velocity of 1188 fps out of a six inch barrel and 1295 fps out of a 16 inch barrel. And thanks to our spouses, who were not just tolerant but enthusiastically supportive We did all the work. Now, thanks to our friends at Rifleshooter.com we can assess exactly how velocity changes with barrel length for this popular cartridge.. Rifleshooter.com performed an interesting test, cutting the … Shoulder angle is 30 degrees, and a small rifle primer is utilized. The purpose was to determine velocities at this length, and every inch shorter down to the practical minimum length of 10". The Backpack Gun Project Thanks to Lucky Gunner for the kind words and the link to my book! Rifleshooter.com also offers ballistics graphs showing trajectories with different barrel lengths. This includes detailed charts with inch-by-inch velocity numbers, multiple line charts, and complete data sets for each type of ammo. The lengths of 6.5 Grendel barrels typically fall between 10.5 inches and 24 inches. Furthermore, the Ballistics By The Inch – Home brewed ballistics science that shows that size really does matter – but not necessarily in the ways that everyone has always thought. ammunition and other supplies, he was the brilliant gunsmith who worked with us to make Limit 1 Unit, What “Unsigning” the Arms Trade Treaty Means for American Gun Owners ~ VIDEO, Gun Deals: Smith & Wesson M&P15-22 Sport 22LR 16.5″ $429.99 FREE S&H, The “Other” Model ’94 Lever Action Rifle: Marlin 94 Rifle, Second Amendment Makes Clear: Americans Are Not Subservient To Government – Part Two, Arkansas Passes Significant NFA Gun Law Reforms in 2019. Your choice. The parent case is the .308 Winchester with a narrowed neck that fits a .284 inch bullet on a .315 inch neck with a r… For each barrel length, five rounds of each type of ammunition are fired. In detail, it includes sizes of 10.5 inches to 11 inches, 12 inches to 12.7 inches, 14.5 inches, 16 inches, 18 inches, 19.5 … 22 Long Rifle Ballistics By The Inch And 22 Long Rifle Is A Gateway Drug T Shirt is best in online store. This provides valuable information because the velocity published … Anyone who uses our data owes him Our initial research data covered the relationship between barrel length and velocity for some 13 … and velocity, or the effect of a cylinder gap, or how polygonal and traditionally rifled barrels For some calibers, the difference between a 2″ barrel and a 3″ barrel can be almost 400 fps, for others less than 50 fps. were either familiar with, or because they were what was available, and mentioning James Downey is the bookbinder of the BBTI team, who has also been a gun owner and avid shooter for almost 40 years. As we've noted previously, we have no illusions that our data is comprehensive. up to you. Ballistics gelatin is completely hopeless as a means of understanding the terminal performance of these loads. the firearms community. This would help eliminate such factors as loss due to a revolver’s gap or the operation of a semi-auto ejector. And grew. Once all the ammo was tested at 18″, one inch of barrel was chopped off, and the tests repeated. In 2009 an additional three calibers were tested and in 2010 and 2011 more calibers were added. Anyone who uses our data owes him a debt of gratitude. Without his help all of this would have We used products we http://www.ballisticsbytheinch.com/ WHAT? They established protocols for testing using two chronographs in which three shots of a given ammo for a given caliber were tested at 18″. Also in 2011 testing was carried out to … lb Muzzle Velocity ft/sec. Ballistics by the Inch shows there often is little velocity gain. site designed and maintained by Coeurbois Graphic Design. calibers/cartridges. For more information about all the members of the BBTI project, check out Ballisticsbytheinch.com/bios, Visit them online at Ballisticsbytheinch.com, View their Flicker page at www.flickr.com, Ammo InStock: 1000 Round case of Federal Brass 9mm, 115gr FMJRN Ammunition $589.99, Gun Deals: Sylvan Arms AR-15 Folding Stock Adapter, Gen 3 just…$119.99 25% OFF, Ammo InStock: PMC Bronze .223 Remington 55Gr FMJBT Ammunition 840 Rnds w/ Can $749.99, Gun Deals: LSI Citadel Boss-25 AR-12 Gauge, Semi-automatic, Shotgun $474.99 FREE S&H, Ammo PreOrder: PPU, .223 Rem., FMJBT, 55Grain, Ammunition 600 Rounds $417.99 FREE S&H, Anderson Mfg AR-15 Stripped Lower Receivers $47.99each..!! Most of us own a .223 Rem rifle. Overall cartridge length runs from 2.200 to 2.265 inches. That website is Ballistics By The Inch, where you can find not only raw data, but charts and graphs, lots of documentation, and hints at the answer to the original question. The four participants in the test have been pleasantly surprised at the response to their project. I carry a 4-inch barreled version loaded with Cor-Bon 440-gr. If you are looking for 22 Cb Rifle And 22 Long Rifle Ballistics By The Inch Pricey and hard to find, but the Taylor’s Chiappa Alaskan is a takedown lever action with a 16” barrel It is a very well made, accurate rifle available in 357 Magnum. available, though we happily accept donations (see button below left)and would greatly appreciate Ballistics by the inch is an interesting web site where they gradually destroy new barrels for science you might find interesting. It is As a rule the faster th… Geco Product Line: 38 Special: LRN: 158: 285: 902: 38 Special: JHP: 158: 329: 968: 38 Special: FMJ FN: 158: 329: 968: RWS Copper Matrix Product Line: 38 Special: Fangible Practice round: 100: 283: 1130: Sellier & Bellot Ammunition Ballistics… Hornady rates the 60-grain XTP with a muzzle velocity of 1,000 feet per second, with corresponding muzzle energy of 133 foot … Cartridge Type: RifleHeight: 2.035\"Width: 0.473\"Average FPS: 2827Average Energy: 2448Average Gr: 138Recoil: 1.8Power Rank: 3.9 of 20 The 7mm-08 Remington was designed in 1980 by Remington Arms Company. Ballistics By The Inch. The barrel is then cut back one inch on a cold saw, and … here to get an idea of what to expect, and perhaps as a jumping-off point for your own research. I'll put together a full blog post in the next couple of days, but I thought I'd share preliminary pics of a new project. or remuneration from anyone. of energy. 69 talking about this. your tangible support to help us continue the project.       cylinder gap       + The test protocol for this experiment was the same as the other’s we have done (.223, 7mm Rem Mag, 308, and 300 Win Mag). Some calibers continue to gain all the way out to 18″, others level out after only 6″, and some start to lose velocity at about 12″. Menu. A home brewed ballistics science project shows that size really does matter. and do the work and publish your own results. As always, all of our data is freely If you have not heard of them before, The Ballistics By The Inch project tests cartridges by shooting them through a rifle-length barrel, noting the velocity, then cutting an inch off the end of the barrel and repeating until the barrel is just 2″ in length. ATTENTION:  Effective Sept 1, 2020, the BBTI Project is in "Archive Status." been much more difficult and perhaps impossible. Our 22LR ammo ballistics chart will give you the bullet ballistic coefficient, muzzle energy, muzzle velocity and bullet drop of 27 different .22LR rimfire cartridges. In response to the phenomenal popularity of the site, we've continued If you have some free time, check out some of these links this weekend. And so on down to a stub of 2″ barrel. Ballistics By The Inch of this rather nutty project. Posts tagged "Ballistics by the inch" Weekend Knowledge Dump- September 11, 2020. In this case, the question was posed by James Kasper to Jim Downey, about the optimal length for a self-defense handgun. a debt of gratitude. ammunition and firearms are constantly tweaking and improving their products. perform. The Colt M1903 features a 3.75-inch barrel length as compared to the 2.68-inch barrel of the Kel-Tec P-32, making the M1903 capable of better ballistic performance than the Kel-Tec. mostly) paid for everything ourselves, and we did not receive any kind of sponsorship this insane project much more practical. Unprepared Adults Lead Scary Camping Adventure; Unprepared Base Camp Hiking Now it is available free of charge for the average firearms enthusiast to comb through, consider, debate. The test began with a new production 17 HMR "Match" Bullberry bull barrel 22" long. Only the biggest public database of how ballistic performance drops off over barrel length for 16 popular handgun calibers. between polygonal and traditionally rifled barrels. The 7.62x54R cartridge compares most closely in ballistics to the .308 Winchester, but I agree that it surpases it in some ways. We've also conducted a major study of the 'cylinder gap effect' on a revolver, data is provided purely for entertainment purposes - to better facilitate arguments It would be impossible (for us, at least) to test all the different An important fact to remember, you need velocity (perhaps greater than 2,000 f.p.s.) But to make sure that the data collected was relevant, over 40 actual real world guns were also tested using the same ammunition, and those results included on the website. them by name does not constitute an endorsement of any kind. The T/C was chosen to provide ‘ideal’ data, across cartridges which may traditionally be used in a revolver or a semi-auto handgun. It's important to understand the ballistics of 22 wmr and using this bullet ballistic … home       + A fast hand loaded 150 grain bullet creates a lung wound less than a quarter inch larger than typical factory loads with exit wounds averaging .75” as opposed to just under or around .5” for factory loads. 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