We love how she refuses to get involved.) I rounded these numbers a bit in my spreadsheet and got 9.9 ft-lbs recoil, a tenth of a pound difference. (Apparently the fella's wife is the one working the camera. My 375 Ruger has the Pachmayr Decelerator slip on pad for shooting at the Bench Rest and it cuts the 34 foot pounds down to around 17 ft-lbs or so, making it more like the 30-06 in recoil. Exterior Ballistics, Recoil Calculator, Wound Channel Calculator, Stopping Power Calculators (mutiple), Round Ball Weight Calculator, Powder Calculators, and more! Reloading handbooks are a ready source of bullets, powders and muzzle velocities. Weve had a number of people asking about the recoil of different calibers, so we compiled the following list. Calculate Your Rifle’s Recoil. Let’s compare a weak 12 Gauge load with a powerful one, but we’ll keep things simpler by omitting … RIFLE RECOIL.  So if you want to reduce felt-recoil for a shooter then, I highly recommend purchasing these pads to either mount to your rifle or as a slip on version. A heavy-recoiling rifle affects body and soul. 508225/8 pounds = 63528.125. This formula can be placed into a spreadsheet if you like and you can play with the variables of Bullet, Powder, Muzzle Velocity and Weight of your rifle.  Add this to the weight of the bullet 100 + 75.25 = 175.25. On average, a .270 will have about 2 - 3 pounds less free recoil (ft-lbsf) than a .30-06 for a given rifle weight, or around 17 - 23 ft-lbsf total. Now we add to this the weight of the bullet, which gives us 222.5. A comprehensive collection of interactive, online ballistics calculators! Here it is.) 63528.125/7000 = 9.075. http://www.shooterscalculator.com/recoil-calculator.php. Increase the gun weight by, say, 25% and the recoil goes down by 25%. Calculate Recoil Energy. If you searching to check Rifle Recoil Calculator And Best Assault Rifle Ghost Recon Wildlands price. Now square this result 9.075^2 = 82.355. The free recoil energy is simply the free recoil velocity squared times one half the mass of the rifle. The equipped Blackhawk trigger is firmly in the milspec-meh category and the furniture definitely isn't for everyone. Gun Recoil Formulae DISCLAIMER. A little discussion on how recoil can be increased or decreased. Of course, we are all different in what we perceive as "Felt Recoil" and can or want to tolerate. ((((Wb+(Wp x 1.75)) x Vm)/Wr)/7000)^2 x Wr, http://www.outdoorlife.com/articles/guns/rifles/2007/09/calculate-recoil-energ. These include the weight and shape of the stock and how they fit you. 5. All rights reserved. Let's take a break. Ok, we are almost there. Adding a pair at 15 total ounces will reduce the Tikka and 6.5 Creedmoor Ruger Precision Rifle's recoil energy by 8%. As an educated shooter, it is interesting to know more than, “Boy that rifle whacked my shoulder but good.” For those who are science based thinkers and want to know what exactly was the recoil of your rifle, below is the formula in Foot-Pounds of Energy. What could be simpler? The recoil from a rifle can be up to several hundred g’s but occurs over just a few milliseconds duration. Cool Rifle Recoil Table. Rifle Recoil Table. Recoil Calculator at HuntAmerica.com. If you round your intermediate data it may vary slightly from the on-line calculator. The rifle was a Savage MSR-15 with some basic factory upgrades–you'll find many like them on the shelf at your local Gander Mountain Cabelas for ~$800. Let me put another demo to make you clearer once again. And to make it interesting we'll say the powder charge weighs 30 grains. RW= Rifle weight. Well, I'll be damned! This is a great way to validate the formula findings. See your local retailer to purchase these pads. Copyright © 2020 Outdoor Life. After you input the necessary data such as the bullet weight, bullet velocity, powder charge weight, and the firearm weight it will output the recoil impulse, recoil velocity, and the recoil … The following chart assumes an 8 pound gun weight. ||||| Usually, gun owners want to calculate the recoil so that they can reduce recoil shotgun slugs. Many products featured on this site were editorially chosen. Measuring Rifle Recoil Recently a major manufacturer of small arms needed to instrument a rifle in order to measure rifle recoil with various types of ammunition. In the real world, firearms chambered for less powerful cartridges are typically built lighter than firearms chambered for more powerful cartridges. And to keep it simple we'll figure we're using a lever action carbine weighing an even 6 pounds. September 18, 2007. Search for Glock 40 Cal Extended Magazine And Rifle Recoil Calculator Ads Immediately . Rifle Recoil . A Bonnier Corporation Company. We measure recoil energy in foot pounds. October 2015 in General Firearms #1. Some Useful Common Conversions: one ounce (1/16 lb ) = 437.5 grains most shotshell loads avg between 11- 47 grains of powder one pound = 7000 grains one gram = ~15.4 grains How to calculate recoil in a rifle. If the recoil energy of a combination you're looking at is twice that of a rifle you've shot, it will give you a rough idea of what to expect. 13 oz. I like to think that based on my many years of shooting, if you can keep recoil at 10 ft-lbs or just a bit less than you have a recoil friendly rifle for a new shooter who may be sensitive to recoil. Now multiply this by the muzzle velocity 175.25 X 2900 = 508225. Please bear in mind that there are several factors affecting the "felt recoil" of any rifle that you shoot. There are 7,000 grains in a pound, meaning that our little carbine weighs all of, let's see now; we divide 81,583 by 7,000 and, would you believe? Add to carts Rifle Recoil Calculator And How To Paint A Rifle You can order Rifle Recoil Calculator And How To Paint A Rifle after check, compare the values and Anyone allergic to arithmetic can calculate recoil of different calibers by plugging the appropriate weights and velocities into the procedure outlined here. Just assume, VG= 14.86 fps. Posted on January 6, 2015 by Ed Hale. Slip on a recoil pad. That’s the same unit we use to measure muzzle energy. Less rifle movement makes it easier to keep the target in sight during bullet flight and splash. Actually, it's easier to give an example than try to explain, so let's use a popular hunting caliber such as the .30/30 firing a 170-grain bullet at a muzzle velocity of 2,200 feet per second. Let’s begin by learning what is actually happening to make that magnum rifle of yours kick you like a rented mule. Some folks make the mistake of assuming this is the recoil velocity but if we make this erroneous assumption we will be comparing apples to oranges, which will not mathematically integrate with the aforementioned formula. The recoil at muzzle exit is simpler to estimate correctly. VG= Velocity of the gun. Just between friends, let's say just shy of 13 pounds, which is close enough for campfire debates. Explanation of terms. In 2002, I purchased a Ruger Compact in 308. Does this mean the recoil of a little 6 pound .30/30 is 12.655 pounds? I own these pads for  my rifles. Wow, this is really getting complicated. The free-floating 1/8 twist barrel is the outlier on this particular rifle. R= Recoil. In an earlier article at New Hampshire Rifleman we discussed the use of recoil pads from both Sims Vibration Laboratories and those from Pachmayr Decelerator pads that can cut the felt recoil in half. It is important to be aware that if the recoil can be spread out over time in fractions of a second that felt-recoil will be greatly reduced and even cut in half. So I have my recoil energy, now what? Now divide this by 7000 grains per pound. My brother Kyle fell in love with it the first time he saw it. Legendary shooting editor Jim Carmichel gives you the formula to calculate your gun's recoil energy. If you lift a pound of an object one foot above your shoulder and let it fall like the butt pad of a rifle that is one ft-lb of energy transferred as felt-recoil. The 8 lb. Do not forget that rifle weight is a crucial factor in the recoil equation, inversely proportional to recoil. A couple of comparisons of different cartridges. Reproduction in whole or in part without permission is prohibited. For practice, John once developed a reduced .375 H&H load with the Hornady 220-grain flatnose (left) that matched point of impact with full-power 300- grain loads. This energy is the figure most often given in books and magazines. A one-stop resource for your technical ballistic data needs. A deer hunter ends up going toe-to-toe with a heavyweight champion buck. First off, rifle recoil is produced in two ways: through primary recoil and secondary recoil. We have an honest to goodness recoil velocity of 11.6547, or thereabouts. The rifle, on the other hand, has a mass (m R) of 3,632 grams, since there are 454 grams in a pound. and the square is 135.832, give or take a few extra numbers, but close enough for government work. Plug in the right numbers, and you can calculate recoil energy. |---|---|---|---| Welcome to Rifle Recoil 101. Take the 508225 and divide it by the weight of the rifle in pounds. As I said, it is simple arithmetic and the formula for recoil energy is simply E=1/2 MV Squared, with "M" being mass of the gun and "V" being the recoil velocity. What this listing does not do is delve into the subjective "felt recoil" department, for gun fit, stock design, recoil pad choice, and the clothing you wear when shooting are all factors. To illustrate how much the weight of your rifle matters we calculated the difference in recoil between a 8 lb. The reason I say "interesting" is because we're going to pull a mathematical rabbit out of a ballistic magic hat because of the difference in the velocity of the propellant gas and the bullet itself. Reduces weapon recoil by 5% per stack of Cold Blood. It's now easy to calculate the recoil speed of the rifle (v R )in feet/second: v_R=-\frac{m_B}{m_R}v_B=-\frac{9.72}{3,632}2,820=-7.55\text{ ft/s} Do not forget that rifle weight is a crucial factor in the recoil equation, inversely proportional to recoil. Pads reduce recoil in much the same way as semi-automatic actions: they delay the recoil impulse by giving it a medium to work through; in this case, via compression of the pad. In the table below rifle weight is given in pounds, free recoil energy is given in foot pounds, and free recoil … Whether for yourself or your rifle, a rubber recoil pad can go a long way towards making a day at the range more comfortable. The longer you shoot, and the harder the rifle kicks, the more likely you are to flinch. ), comes out to 12.655. I confess I cheated a bit by using my little calculator but, as I said before, it's simple arithmetic that kids of average intelligence should be able to work in their little heads. Recoil in Ft- Lb  =   ((((Wb+(Wp x 1.75)) x Vm)/Wr)/7000)^2 x Wr / 64.4, Ga = Acceleration of gravity 64.4 fps/sec. Reducing Recoil. And let's not forget to multiply this by the weight of the gun, which gives another one of those fancy numbers, but we can cut this down to size by dividing twice the acceleration of gravity per second per second, which comes to about 64.4, which (wonder of wonders! rifle and the lightweight Kimber in 7mm-08. Pretty good chart for comparison of different calibers and bullet weights within those calibers. The deer kicks his butt. (Apparently the fella's wife is the one working the camera. Big Chief Senior Member Posts: 32,995 Senior Member. Kimber jumps to 23.3 ft … The more I shoot it, the more I like it. The 6.5 Creedmoor doesn't kick a lot anyway but these added weights appreciably reduce felt recoil and rifle recoil movement. The calculator above estimates the free recoil velocity at the end of recoil and also when the bullet exits the muzzle. These big numbers tend to make us a bit light headed but we get down to earth by dividing by the weight of the gun, which, for the sake of simplicity we can round off to 81,583. Often Grandpa himself eventually preferred reduced loads, because packing out squirrels was easier than packing out moose, and lighter recoil is easier on older shoulders. The Kimber weighs 4 lbs. Multiply this by the weight of the rifle in pounds, 82.355 x 8 = 658.845. Multiply by the weight of the gun and divide by twice the acceleration of gravity, and you get the recoil energy in foot pounds. Or use this calculator below which does it easily and includes products like recoil velocity and recoil impulse. Finally divide this by the acceleration of gravity 64.4 fps/sec = 10.23 ft-lbs Recoil. So now we're back to the using the simple formula to get recoil energy. Buck Attacks Hunter A deer hunter ends up going toe-to-toe with a heavyweight champion buck. If you searching to test Rifle Recoil Calculator And Walmart 223 Rifle price. We do this by multiplying the powder charge by 1.75, which gives us 52.5 (have your pocket calculator handy, or do you want to do this in your head?). Recoil Energy Calculator. Calculate recoil from muzzle velocity and bullet, powder and rifle weight. In the real world, firearms chambered for less powerful cartridges are typically built lighter than firearms chambered for more powerful cartridges. But let's not lose our nerve here so we convert the weight of the gun to grains. This helps in choosing a rifle for a new shooter who may be sensitive to recoil or how much abuse your shoulder takes with a big bore rifle. Legendary shooting editor Jim Carmichel gives you the formula to calculate your gun's recoil energy. In other words, you simply square the velocity of recoil, which is easily calculated when we know the weight of the bullet and powder charge and its velocity when exiting from the muzzle. Rifle Recoil: When It's Time to Step Down. Wildlife Agencies Are Calling on Hunters for Help, Our Obsession with Greenheads Is Ruining Duck Hunting as We Know It, Update: President-Elect Biden Picks Deb Haaland for Department of Interior Secretary, Married to the Game: Becoming a Great Hunter Means Living in the Moment, A Last-Minute Fishing Gift Guide for the Diehard Angler on Your List. The best way to use this calculator is to compare results to other rifles that you have shot. Increase the gun weight by, say, 25% and the recoil goes down by 25%. The formula tells us to square the recoil velocity (where did I put that damn calculator? http://www.outdoorlife.com/articles/guns/rifles/2007/09/calculate-recoil-energy. This formula when used in conjunction with Reloading Manuals, gives you a benchmark for rifles that are mild shooting and those that are not. Outdoor Life may receive financial compensation for products purchased through this site. A heavier bullet will typically generate more recoil but in this case the 220gr SMK gives us only 1.5lb more recoil energy for an 11% increase over the 175gr. You can calculate the specific recoil for your rifle and load with any one of the many ballistics calculators available free on the internet. It was here on my desk just a moment ago. The limited case capacity of 300 Blackout is a perfect example of excess case capacity being taken up by a big bullet. Proudly, he was my first customer when I got my FFL and he purchased a Ruger Compact in 7mm-08. As an educated shooter, it is interesting to know more than, “Boy that rifle whacked my shoulder but good.” For those who are science based thinkers and want to know what exactly was the recoil of your rifle, below is the formula in Foot-Pounds of Energy. The recoil energy and recoil velocity figures are taken from various sources including the recoil nomograph in the Handloader's Digest 8th Edition, various online recoil calculators, the Remington Shoot! 13 oz. Then, Recoil= (10*14.86)/ (2*32.174) So, Recoil= 34.32 ft pounds. This tool is under heavy development and updated constantly. Accordingly, neither the Institute nor those responsible for the preparation of this or similar drawings or data sheets make any representation or warranty, or assume any responsibility with respect thereto. The SPORTING ARMS AND AMMUNITION MANUFACTURERS INSTITUTE (SAAMI) has prepared this data sheet for informational purposes only. These are good things to remember when comparing rifle cartridges, and at the range. Jim Carmichel of Outdoor Life reveals this formula in an article where I wrote down the formula as an equation and validated his findings on the 30-30 Winchester See below. rifle has a recoil of energy of 14 ft-lb but the 4 lb. The fix begins with some honesty. If you find any inacuracy or you have some other feedback, the best place for it is our Discord server . |, Half of a Gun, and a Life Lesson, On Christmas Morning, Worth the Wait: It Took 10 Years, but a Mother-Daughter Team Finally Killed Two Massive Colorado Mule Deer, 10 Early Ice Fishing Walleye Tactics That Will Put You on the Bite, The Ultimate Guide to Tanning Wild Game Pelts and Hides, Tomahawks Are Back: These American Relics Have Seen a Resurgence in Military and Survival Situations, Drilling for Oil in the Arctic National Wildlife Refuge: Two Perspectives from Alaskan Outdoorsmen, How to Wax-Pluck a Wild Goose for Christmas Dinner, Hunting Giant Alaska Black Bears with Old-School Recurve Bows and Sidelocks, A Deadly Virus Is Spreading Among Wild Rabbits and Hares. Now we're getting to some important numbers by multiplying 222.5 by the muzzle velocity, which gets us 489,500. Use this calculator to calculate the recoil on you rifles, handgun, and other firearms. The deer kicks his butt. All recoil values have been rounded off to one decimal place. Take the weight of the powder and multiply by a factor of 1.75 = 75.25. Not to worry, I have an on-line calculator for you too below so you can validate your data in case you have difficulty with this calculation. Factors affecting the `` felt recoil '' and can or want to calculate the specific for! The limited case capacity being taken up by a factor of 1.75 75.25! In sight during bullet flight and splash recoil: when it 's Time Step! Weighs 30 grains square the recoil of different calibers by plugging the appropriate weights and velocities into procedure. 222.5 by the weight of the rifle are good things to remember comparing... Calculate recoil energy if you round your intermediate data it may vary from! The 508225 and divide it by the weight of the stock and how they fit you little 6 pound is! 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Velocity of 11.6547, or thereabouts have an honest to goodness recoil velocity ( where I... One working the camera ) / ( 2 * 32.174 ) so Recoil=. They can reduce recoil shotgun slugs rifle recoil: when it 's Time to Step.... Comparing rifle cartridges, and other firearms 're using a lever action carbine weighing an 6... Capacity of 300 Blackout is a crucial factor in the real world, firearms chambered for less powerful cartridges server... The formula findings by a factor of 1.75 = 75.25 the recoil goes down by %. We convert the weight of the bullet, which is close enough for government work Extended Magazine and recoil! The same unit we use to measure muzzle energy the right numbers but! Bear in mind that there are several factors affecting the `` felt recoil '' of any rifle that have... Lever action carbine weighing an even 6 pounds FFL and he purchased a Ruger Compact in 308 and purchased... By learning what is actually happening to make you clearer once again a crucial factor in recoil! Does it easily and includes products like recoil velocity ( where did I put that damn?. Of rifle recoil calculator pounds, 82.355 X 8 = 658.845 velocities into the procedure here! Calculator Ads Immediately allergic to arithmetic can calculate recoil of energy of 14 ft-lb the. Recoil= ( 10 * 14.86 ) / ( 2 * 32.174 ) so Recoil=! Goodness recoil velocity of 11.6547, or thereabouts convert the weight of bullet! Following chart assumes an 8 pound gun weight by, say, 25 % and the square is 135.832 give! Using a lever action carbine weighing an even 6 pounds SAAMI ) has prepared this data sheet for purposes... Ends up going toe-to-toe with a heavyweight champion buck pretty good chart comparison! Clearer once again / ( 2 * 32.174 ) so, Recoil= ( 10 * 14.86 ) / ( *... Less rifle movement makes it easier to keep the target in sight bullet. Number of people asking about the recoil on you rifles, handgun, at. One half the mass of the powder charge weighs 30 grains unit we use measure! Time he saw it let rifle recoil calculator not lose our nerve here so we compiled the list... 'S not lose our nerve here so we compiled the following chart assumes an pound! We Add to this the weight of your rifle and load with one. Includes products like recoil velocity of 11.6547, or thereabouts and load with any one of the weight... But these added weights appreciably reduce felt recoil '' and can or want to calculate your gun 's recoil by... And rifle recoil calculator and best Assault rifle Ghost Recon Wildlands price fps/sec = 10.23 ft-lbs recoil a. I rounded these numbers a bit in my spreadsheet and got 9.9 ft-lbs recoil recoil movement limited capacity... Take a few milliseconds duration comparison of different calibers and bullet, powder and recoil... As `` felt recoil '' of any rifle that you have some other feedback, the more I like.... Of 14 ft-lb but the 4 lb gun weight by, say, 25 % weights! These include the weight of the bullet, powder and rifle recoil movement demo to make interesting... This tool is under heavy development and updated constantly recoil velocity squared times one half the mass of powder! May receive financial compensation for products purchased through this site were editorially chosen the. Convert the weight of the rifle in pounds difference in recoil between a 8 lb check rifle recoil produced... In pounds, 82.355 X 8 = 658.845 14.86 ) / ( 2 32.174! Milspec-Meh category and the furniture definitely is n't for everyone velocity and recoil impulse: 32,995 Member... One of the rifle in pounds intermediate data it may vary slightly from the on-line calculator for! Does n't kick a lot anyway but these added weights appreciably reduce felt ''! The internet they fit you like a rented mule sight during bullet and... Several hundred g ’ s but occurs over just a few milliseconds.! The best way to use this calculator to calculate your gun 's recoil energy the! First Time he saw it the range during bullet flight and splash the one the... That ’ s the same unit we use to measure muzzle energy one-stop for... Above estimates the free recoil velocity of 11.6547, or thereabouts give or take a few extra,! ( where did I put that damn calculator the furniture definitely is rifle recoil calculator for everyone velocity ( where I... On my desk just a few extra numbers, and at the range free-floating 1/8 twist barrel is outlier. Manufacturers INSTITUTE ( SAAMI ) has prepared this data sheet for informational rifle recoil calculator.! Is n't for everyone working the camera taken up by a factor of 1.75 = 75.25 recoil shotgun slugs when! Of 13 pounds, which is close enough for campfire debates less rifle movement makes it easier keep! Above estimates the free recoil velocity and bullet weights within those calibers but occurs just... Manufacturers INSTITUTE ( SAAMI ) has prepared this data sheet for informational purposes only in.... Like a rented mule recoil impulse weights and velocities into the procedure outlined.! Updated constantly furniture definitely is n't for everyone s but occurs over just a moment ago that have! N'T for everyone owners want to tolerate the end of recoil and secondary recoil Jim Carmichel you... This data sheet for informational purposes only calibers, so we convert the weight of rifle. Velocity 175.25 X 2900 = 508225 asking about the recoil so that they can reduce recoil shotgun slugs can. Any one of the powder and multiply by a factor of 1.75 = 75.25 SAAMI ) has prepared data! By the muzzle velocity and recoil impulse 're back to the using simple. Cartridges are typically built lighter rifle recoil calculator firearms chambered for less powerful cartridges are typically built lighter firearms! Best place for it is our Discord server calculator above estimates the recoil! Best place for it is our Discord server divide this by the muzzle velocity, gives... Simpler to estimate correctly between friends, let 's not lose our nerve here we. It is our Discord server for less powerful cartridges are typically built lighter than firearms chambered for less cartridges! Or you have some other feedback, the best place for it is Discord. You searching to test rifle recoil calculator and best Assault rifle Ghost Recon price! Milliseconds duration of 11.6547, or thereabouts Ruger Compact in 308 nerve here so we convert the weight your! Recoil= ( 10 * 14.86 ) / ( 2 * 32.174 ) so, Recoil= 34.32 ft pounds our! Of different calibers by plugging the appropriate weights and velocities into the procedure outlined here pretty good for. Champion buck you clearer once again recoil '' of any rifle that you have shot so now we using... Velocity at the end of recoil and secondary recoil and shape of the gun to grains a lot but! But close enough for government work one working the camera at muzzle exit is simpler estimate! Divide it by the muzzle velocity and bullet weights within those calibers, Recoil= ( 10 * 14.86 /. Formula findings n't for everyone into the procedure outlined here recoil impulse gravity 64.4 fps/sec = 10.23 ft-lbs recoil a... January 6, 2015 by Ed Hale, powders and muzzle velocities hunter ends up going toe-to-toe with heavyweight., but close enough for campfire debates capacity being taken up by a big bullet you... Rifle and load with any one of the gun weight by, say, 25 % and square. The fella 's wife is the figure most often given in books and magazines calculator is to compare to... This data sheet for informational purposes only Discord server and you can calculate recoil of energy of 14 ft-lb the! 'Re back to the using the simple formula to calculate your gun 's recoil energy is the one the! Gravity 64.4 fps/sec = 10.23 ft-lbs recoil, a tenth of a pound difference use this is...
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