This combination is the goal Winchester’s designers had in mind when they introduced the first production .338 magnum in 1958. Answer: In a way, they are. Book an excellent Africa hunting safari here. Calculations were corrected to standard temperature (59F/15C) and pressure (29.92 inHg/1013 mbar) at sea level. Does the MagnetoSpeed V3 chronograph change group size and point of impact? One point for each ft-lbsf recoil less than 15, and one point deducted for every ft-lbsf greater than 15. bullet is part #9800, MagnetoSpeed barrel mounted ballistic chronograp. To learn more about the .338 Lapua, which uses a case based on the .416 Rigby, read the article below: 300 Win Mag vs 338 Lapua vs 338 Win Mag: Picking The Right Heavy Hitter. 250 gr.

The author analyzed six .338 caliber magnum cartridges (.338 Winchester Magnum, .340 Weatherby, .338-378 Weatherby, .338 Remington Ultra Mag., 33 Nosler, and .338 Lapua) for trajectory, effective range, and recoil with modern ballistic software available free online from shooterscalculator.com. Right click on the image of the load data and use save as. This in turn resulted in bullets with significantly higher sectional densities (.338 for a 410gr .416 bullet and .330 for a 400gr bullet), which correspondingly penetrated much more reliably than the old big bore rifles. Norma adopted the design and standardized it with CIP in 2010. The .338-378 has devoted fans in the long-range hunting sub-culture, but only exceeded the .340 Weatherby’s muzzle velocity by 119 fps; a small reward for the huge recoil it produces. Build a Remington 700 bolt disassembly tool, Parabellum Armament’s AK Adaptive Rail System (AKARS) Review, Installing a short chambered barrel on a Remington 700, 1911 Gunsmithing: lower and flare ejection port, Remington Arms “One at a time” 1969 Manufacturing Video, Building a Custom Precision Rifle: Deviant 6.5×47 Lapua. One of the decisions we make when we build or buy a rifle is how long the barrel should be. shoots flat, hits hard, and fits in standard length actions. While 225 grain projectiles have become the more popular in recent years, the 250 and 300 grain bullets are ideal for large animals such as elk, moose, and the big bears—if one can tolerate the recoil. Brilliant writing. The 338 Lapua Magnum is a hefty cartridge. Expanded Nosler AccuBond recovered from test media. Specialized long range bullets were not used as they are unnecessary for most hunting situations. The .338 Winchester Magnum derived much from work done by ballistics pioneer, Elmer Keith, among others. Mag, the “softest” here, slaps the shooter as hard as a .375 H&H Magnum, while the .338-378 and .338 Lapua are close to .416 Rigby territory. Yes, a really good one from Lilja barrels. This means I will earn a small commission (at no extra cost to you) if you make a purchase. If the minimum energy range exceeds the minimum expansion range, the minimum expansion range becomes the maximum effective range since unexpanded bullets are much less effective regardless how much energy they possess.

My 340 Weatherby shot a 250 grain bullet 2,948 feet/second all day long. The .416 Rigby came about due to two major advances in firearm technology in the early 20th Century: the introduction of cordite (and other smokeless powders) and the Mauser 98 rifle.

The 338 lapua is actually based off the rigby but they had to redesign it a good bit because the rigby cases will not handle the pressures. Second Media Corp., 111 Peter Street, Suite 901, Toronto, Ontario, M5V 2H1, Canada.

The 416R has a 1 in 14 inch twist and it won't like the long bullets... Where are you located? 338 Federal Load Data; 338-06 A-Square Load Data; 338 Winchester Magnum Load Data; 330 Dakota Load Data; 340 Weatherby Magnum Load Data; 338 Remington Ultra Magnum Load Data; 338 Lapua Magnum Load Data; 338-378 Weatherby Magnum Load Data; 358 Winchester Load Data; 350 Remington Magnum Load Data; 35 Whelen Load Data; 358 Norma Magnum Load Data Come join the discussion about optics, modifications, gunsmithing, styles, reviews, accessories, classifieds, and more! A hunter equipped with a Mauser rifle could fire as many as 5 shots before emptying the magazine (compared to only one or two with earlier rifles). For a better experience, please enable JavaScript in your browser before proceeding. If you enjoyed this post, please like us on Facebook. Although, even the least powerful here (.338 Win. This type of testing requires a test gun with a donor barrel (which is destroyed during the process), which can get quite expensive.

250 gr. Post was not sent - check your email addresses! They have the powder capacity to launch them at impressive velocities and thus use those bullets’ high BC and SD advantages. March 5, 2017 It scored just behind the .340 Weatherby and has the least recoil among the cartridges tested. Special thanks to the guys at Precision Addiction for making this happen! Especially with modern gunpowder and bullets, the cartridge is absolutely deadly on elephant, cape buffalo, hippo, and lion. I don’t understand why the 340 Weatherby (above, left)  isn’t compared more to the 338 Lapua Magnum (above, right), especially with the 250 grain class bullets. Have you ever wondered how much barrel length effects muzzle velocity on your rifle?