Comic strip image deleted by moderator due to copyrights. You will see below what chamber throats look like in .357 Mag., .357 Rem. 38 Special “+P” ammo has a SAAMI pressure limit of about 21000 psi whereas 357 Magnum has a pressure limit if 35000 psi. This category only includes cookies that ensures basic functionalities and security features of the website. So most manufacturers have downloaded some of their ammo, and you'll find that a lot of today's published reloading data is … 357 Threaded Barrel Rifled and also Chambered for 357 Magnum and will accept 38 Special as well All the liners / blanks we sell have been tested and can withstand the pressure of the round they are chambered for standalone. But opting out of some of these cookies may have an effect on your browsing experience. American National Standards Published by SAAMI . (Note: Most of this data is new and has been reshot using Copper Units of Pressure. The thing is, there is no truth to this old wives’ tale. That Buffalo Bore ammo is not +P ammo; it is just loaded to original .357 pressures. This ammunition was used almost exclusively, despite its well-deserved reputation as a poor fight stopper, because there really weren’t many other options in the most popular of police calibers. It has a high stopping power and enough penetration power to shoot through many kinds of body armor. Die Patrone.357 Magnum wurde von der Firma Smith & Wesson 1934 für Revolver auf den Markt gebracht (s. Bild: Colt Python).Im 21. Apparently it will soon be available in a new chambering. As you can see, .38 +P ammo is loaded to about 17% higher pressure than standard loads. The .357 Magnum cartridge is a pistol cartridge. Hank, there is no apparent pattern for a simple reason: there is no pattern. 2. For 3″ as well as 2.75″ Chambers. While large, the important thing is that firearms constructed to SAAMI standards are designed to withstand the 35,000 PSI pressure peak. .357 Magnum The 357 Magnum offers superior energy and velocity with heavy bullets at the expense of greater recoil. As noted above, it might have to do with different methods of … Choose Gauge … JavaScript is disabled. There is also more leeway in the revolver cartridge to use bullets with an open nose. It is a tribute to the quality of modern .45 Colt brass that it has proven safe (in Blackhawk and Contender guns only) with maximum pressures about 57% greater than the SAAMI … Likewise, a .357 Magnum cylinder for a Blackhawk has the same dimensions as the Maximum Super Blackhawk cylinder except for length. There is no reason at all to move to a bigger gun if you want to shoot 357 Mag, except maybe to have a heavier gun to absorb the recoil. Is recognizing that fact and noting the different results from cartridge to cartridge. It has a high stopping power and enough penetration power to shoot through many kinds of body armor. We use cookies to ensure we give you the best experience on our website. It was first made to stop criminals wearing body armor and hiding in cars. Data from the current SAAM specs (2004) Please note that some … ... .357 Magnum is a good example in QL. Probably the reason most of us don't have SAAMI data is because we're too cheap to buy it ourselves. When SAAMI standardized the 357 Magnum, maximum chamber pressure was rated at 46,000 CUP, which translates to 43,500 psi in modern terms. With all due respect, the Ruger New Vaquero chambered for 357 Magnum is completely capable of digesting any SAAMI spec factory 357 Magnum ammo all day long. The .357 SIG (designated as the 357 Sig by the SAAMI and 357 SIG by the C.I.P. The .38 Special operates at a maximum average pressure (MAP) of 17,000 PSI, the .38 Special +P at 18,500 PSI, and the .357 Magnum … or 35,000 P.S.I. By contrast, MAP of the .357 Magnum is 35,000 psi and 36,000 psi for the .44 Magnum. I think a lot of the old stuff may have been generated using the philiosophy that if it didn't blow up it must be ok. SAAMI publishes both PSI and CUP for cartridges that were historically measured by copper crusher, but newer rounds show only trandsucer (psi) values. This allows for the.327 Federal Magnum’s case to handle more pressure, exceeding even that of the.357 Magnum’s. The .357 Maximum, formally known as the .357 Remington Maximum or the .357 Max, is a super magnum handgun cartridge originally developed by Elgin Gates as the wildcat .357 SuperMag. From a 16” barrel, the cartridge is certified to push a 135 grain bullet at over 3,000 feet per second and a 140 grain cartridge at 2,950 feet per second. Second Media Corp., 111 Peter Street, Suite 901, Toronto, Ontario, M5V 2H1, Canada. For comparison, the SAAMI limit for the .357 Magnum (based on a .38 Special case lengthened by 0.135" to prevent chambering in .38 revolvers) is 35,000 psi. Send to a friend *: *: * Print ; $37.00. ANSI/SAAMI document Z299.4-1992 is the principle source for the SAAMI crusher and piezo ratings listed here; a scanned copy can be found on the SAAMI site. Description. Below it, an '80s vintage .357 Magnum TC factory chamber cast with a much shorter forcing cone design. No one here would expect to shoot a .223 pressure load out of a 5.56 chamber and expect 5.56 velocities, just as no one expects to shoot .38 special loads in a .357 magnum revolver and get .357 velocities. The 9mm Luger has a SAAMI (Sporting Arms and Ammunition Manufacturers’ Institute) pressure limit of 35,000 psi, and the +P version’s limit is 38,500 psi. Necessary cookies are absolutely essential for the website to function properly. Items that are in stock will ship within 7 … ... 357 magnum pressure, 357 pressure, 357 psi, handgun cartridge max operating pressure, max chamber pressure for 357 mag, New … 38 Special “+P” ammo has a SAAMI pressure limit of about 21000 psi whereas 357 Magnum has a pressure limit if 35000 psi. If SAAMI had NOT reduced the maximum chamber pressure limit, what PSI limit would correspond to the old CUP maximum? The .357 Magnum cartridge is a pistol cartridge. With all due respect, the Ruger New Vaquero chambered for 357 Magnum is completely capable of digesting any SAAMI spec factory 357 Magnum ammo all day long. Wil Terry Member. … Of course they will not give you any back story because the discussions at the meeting are rarely public. Out of these cookies, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. 357 Magnum SAAMI Chamber Reamer. In other words, a load is flagged as dangerous at higher max pressure using the SAAMI standard then with the CIP--i.e., the latter flagging a load as dangerous at lower pressures. The industry Maximum average pressure for the 44 Magnum is 36,000 psi. By the mid/late-1980s many departments were trading in their .357 Magnum revolvers for 9mm auto pistols. With a proper formulation and good powder technology, the 125- to 145-grain loads may be very efficient. (Courtesy, D.W. Murphy) Second from the top is a chamber cast of an older vintage of .357 Magnum chamber with a short cone, as opposed to the current long style that is about .4" long. Reamers are available in Carbide for production run needs. At SAAMI they run from 11 ksi for the 10 ga to 12.5 ksi for the .410 in the standard case lengths, but a few of the longest shotshells are as high as 14 ksi. Actually, handloads a bit below maximum offer plenty of power and trouble-free functioning. SAAMI (Small Arms and Ammunition Manufacturers Institute) The organization that establishes firearm standards in the United States. In any other circles the New Vaquero would … The SAAMI Standards are published to provide safety, reliability, and interchangeability standards for commercial manufactures of firearms, ammunition, and components. I was reviewing some loading data for the .357 Magnum, and was struck at the numerical difference between current data and "legacy" data. General Index for information contained within SAAMI Standards Z299.1 – Z299.4. But as far as using proof loads, you are 100% correct. You are right in that there is no mathematical correlation between PSI and CUP. You also have the option to opt-out of these cookies. All weapons manufactures adhere to the same standards. There is no reason at all to move to a bigger gun if you want to shoot 357 Mag, except maybe to have a heavier gun to absorb the recoil. Revolvers that shoot the .357 Magnum can also shoot the .38 Special. or 9×22mm in unofficial metric notation) is a bottlenecked rimless centerfire handgun cartridge developed by the Swiss-German firearms manufacturer SIG Sauer, in cooperation with ammunition manufacturer Federal Cartridge Co..The cartridge is used by a number of law enforcement agencies and … The.357 Maximum, formally known as the.357 Remington Maximum or the.357 Max, is a super magnum handgun cartridge originally developed by Elgin Gates as the wildcat.357 SuperMag. SAAMI (Small Arms and Ammunition Manufacturers Institute) The organization that establishes firearm standards in the United States. These cookies will be stored in your browser only with your consent. Die Liste von Handfeuerwaffen-Munitionsarten zeigt die für Handfeuerwaffen existierenden Patronen, die auch in der Kategorie:Patronenmunition geführt werden.. Hinweise zu der Liste: Warnung: Die Daten in den Artikeln sind nicht als verlässlich anzusehen, da häufig Verwechselungen zwischen Si-Einheiten und angloamerikanischen Maßen vorkommen. .357 Magnum is a good example in QL. The Uberti 73 is proofed for, and safe with, SAAMI spec 357 mag loads. It was based on the .38 Special. The industry Maximum average pressure for the 44 Magnum is 36,000 psi. The .357 Magnum’s case has a significantly higher SAAMI rating of a maximum of 35,000 CUP. The purpose of this is to provide a quick glance of cartridge specs for the curious mind. View the SAAMI Standards. The .357 Magnum is easy to handload, even with cast bullets. Out of these cookies, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. Firearm Safety Rules. What's the point of the question? Ruger would discourage any one from exceeding 36,000 psi. The Pressure value used for each caliber happens to be the maximum SAAMI safe chamber pressure. Condition: New product. This is a significant, but not dramatic, improvement. Make no mistake. This allows for the .327 Federal Magnum’s case to handle more pressure, exceeding even that of the .357 Magnum’s. Previously, rifle cartridges including the.338 Lapua Magnum and Weatherby magnums had all reached a pressure ceiling of 65,000 PSI. The .357 Magnum cartridge was introduced in 1934, and its use has since become widespread. The .38 Super has a SAAMI pressure limit of 36,500 psi. Muzzle blast is also a drawback. I recently got an email from Taurusabout one of their newer lines of big bore magnum revolvers, the Raging Hunter series, which was initially available only in .44 Magnum. 6. The .357 Magnum was collaboratively developed over a period in the early to Comes with multiple O-ring configurations. The pressures you are dealing with on .357 Magnum pistol cartridges range into 35,000 PSI. 357 Mag Shotgun Adapters for 20 Gauge Shotguns. The .357 Magnum was a direct competitor with the .38 Super, which was designed for semi-automatic pistols.Ballistic performance for the two rounds is very similar. If you could go back in your time machine to the 1950s or 1960s to visit with an American police officer, you could pretty much bet your return ticket that he’d be carrying a .38 Special revolver loaded with cartridges that contained 158 grain, round nose lead (RNL) bullets. The.357 Maximum was introduced into commercial production as a joint-venture by Remington Arms Company and Ruger in 1983 as a new chambering for the Ruger Blackhawk. … … You should have no problems at all in longevity of a medium frame .357 with 158 grain loads loaded to the new pressure standard. :lol: I'd say the strip had lots of grains. Quantity. (Note: Most of this data is new and has been reshot using Copper Units of Pressure.) or 35,000 P.S.I. This website uses cookies to improve your experience while you navigate through the website. Items that are in stock will ship within 7 days. The Maximum Average Pressure (MAP) allowed for the .327 by SAAMI is 45,000 psi. 1956 made Colt "357" Magnum. 357 Mag Shotgun Adapters Allow a 20 Gauge Break Action Shotgun to use 357 Magnum or 38 Special Ammo. .357 MAGnum throated long to accept .357 MAXimum published loads in MAGnum brass, 357 MAXimum, and ... pressure drops off and so do velocities. The author has left out one of the main factors behind the .38 Special +P+ standard: politics. The original was a black powder cartridge with a case length of 0.61 in. The.357 Magnum’s case has a significantly higher SAAMI rating … In the U.S., voluntary pressure standards for rifle cartridges are set by SAAMI, a member of ANSI.Most other countries in the world follow the standards of Europe's CIP (Commission Internationale Permanente pour l'Epreuve des Armes à Feu Portatives or Permanent International Commission for the Proof of Small-arms, sometimes referred to as the International Proof … Accuracy For best accuracy, the full diameter shank of the bullet must be guided and supported by a throat, that part of the barrel … Based on these SAAMI … More details . Revolvers that shoot the .357 Magnum can also shoot the .38 Special. It does indeed make use of those capabilities, as the .327 allows higher SAAMI pressures than its counterparts, including the .357 Mag with a 45,000psi to 35,000psi difference. The SAAMI specification is. If not in stock, this item is custom made to order. The 9mm Luger has a SAAMI (Sporting Arms and Ammunition Manufacturers’ Institute) pressure limit of 35,000 psi, and the +P version’s limit is 38,500 psi. A forum community dedicated to all firearm owners and enthusiasts. More details . (15 mm), which developed a velocity of around 700 ft/s (215 m/s). 357 Magnum (SAAMI) Headspace Gauges. (The .357 Magnum loaded with the Beartooth bullet has an almost identical case capacity to the .360 Dan Wesson/180gr Sierra FPJ load listed on handloads.com.) In 1955, Bill Jordan (famous US Border Patrol Agent and gun magazine writer) got an idea and worked with S&W to make a lighter weight revolver more suitable for law enforcement. The .357 S&W Magnum (9x33mmR), or simply .357 Magnum, is a revolver cartridge created by Elmer Keith, Phillip B. Sharpe,5 and Colonel D. B. Wesson5 of firearms manufacturer Smith & Wesson, and Winchester.67 It is based upon Smith & Wesson's earlier .38 Special cartridge. Chambered for 357 Magnum or 38 Special. Their new Raging Hunterhas been steadily increasing in popularity and starting this month, they are producing the same line of revolvers but chambered in the more potent .… Bottom, .357 Magnum case. So load 357 level ammo in 357 cases. Section 1 — Characteristics. 6. There’s no SAAMI spec for 9mm +P+; that’s just a way of saying its pressures exceed +P standards. Jahrhundert sind eine Vielzahl von Lang-und Kurzwaffen bekannt, die für dieses Kaliber hergestellt wurden..357 Magnum-Munition ist wesentlich stärker geladen als die .38 Special-Munition (ähnliches Kaliber).Beim Abschuss aus einem .38 Special … The .38 Super has a SAAMI pressure limit of 36,500 psi. These compare with the .357 Magnum and .40 S&W pressure limit of 35,000 psi, and the .357 SIG’s limit of 40,000 psi. If you’re the type who chooses to err on the safe side, it’ll be safer to develop your own hot loads with your recoil tolerance and your revolver’s longevity in mind. ... SAAMI maximum is 48,000, and in the closed breech guns pressures can be run at the same levels as 5.56 NATO, about 54,000 psi. Hank SAAMI uses complex statistical procedures that are far beyond the scope of this forum. Nuttin' I say to anybody here makes anyone a customer or client. SAAMI Pressures. Since you know about ANSI you can get exactly the same references I have. (That should give us … It was based on the .38 Special. For a better experience, please enable JavaScript in your browser before proceeding. Manufacturers' Institute, Inc. All rights reserved. Come join the discussion about optics, hunting, gunsmithing, styles, reviews, accessories, classifieds, and more! I’m tempted to compare this to the .357 Magnum vs. 38 Special but that’s not quite an accurate analogy. Make no mistake. Cartridges with +P Pressures, list both the standard and +P Pressure. Second, even with the bullets seated long pressures will be higher that what the case MAY be capable of withstanding. SAAMI provides reference ammo for every cartridge they cover so the reference values for PSI and CUP have the same starting point. The +P case might hold up to the higher pressure, it you cannot count on it. Please contact a sales associate if you have any questions or if you would like to order a carbide reamer. The SAAMI Maximum Average Pressure (MAP) is listed in both the Copper Units of Pressure (CUP) and the Pounds per Square Inch (PSI). It is mandatory to procure user consent prior to running these cookies on your website. However, since the .357 is usually chambered in revolvers, it can be shot in barrels longer than one would normally find in automatics, giving it an increase in performance. Then in the last diagram you will see what a true throat looks like, one that delivers superb accuracy! There is a wide variety of cast bullet designs available to the handloader. Rougher is -.009 thou, unless noted. SAAMI was founded in 1926 at the request of the federal government and tasked with creating and publishing industry standards for safety, interchangeability, reliability and quality, coordinating technical data and promoting safe and responsible firearms use. The +P case might hold up to the higher pressure, it you cannot count on it. References. With the cartridges I've run in QL, the SAAMI pressure standard is more lenient than the CIP standard. For comparison, the .32 H&R Magnum’s case has a SAAMI rating of only up to 21,000 CUP. It was first made to stop criminals wearing body armor and hiding in cars. Please Select Pilot and Reamer Type: Finisher Print # 3527. The impetus to develop a higher-pressure — thus higher velocity — domestic 9mm load came from our nation’s police. How dare you publish factual and scientific data, Charlie!!! The .327 Federal Magnum is an attempt to improve on the .32 H&R Magnum, introduced in 1984, a round which failed to attract shooters or manufacturers. The .357 Magnum is easy to handload, even with cast bullets. Maybe a closer one (although still imperfect) would be to compare hotter .30-06 hunting and match loads with “Garand safe” loads, loaded at a lower pressure to use in the semi-automatic Garand as well as older rifles in general. These cookies do not store any personal information. The .357 Maximum was introduced into commercial production as a joint-venture by Remington Arms Company and Ruger in 1983 as a new chambering for the Ruger Blackhawk. © 2021 Sporting Arms and Ammunition This website uses cookies to improve your experience while you navigate through the website. The 10 rules of firearms safety everyone should follow. Much cheaper than losing a hand or even a fine revolver. ... 357 Magnum. All weapons manufactures adhere to the same standards. Maximum, virtually all of the straight wall handgun chambers, and many rifle chambers. By clicking "Accept" or using our website, you consent to the use of cookies unless you have disabled them. Condition: New product. Product is Cross Compatible See Below for Compatible Calibers. Some cartridges do not have either a PSI or CUP listed, and they are omitted. I've read that SAAMI lowered the maximum chamber pressure for .357 Mag because manufacturers were putting out smaller .357s - even with new materials like scandium and titanium, a J-frame probably isn't as strong as a steel N-frame. Shown in the table below are a few sample calculations of both Projectile Velocity and Barrel Pressure for the 9mm, .357 magnum, .44 magnum, .45 ACP, .223 / 5.56 NATO, .308 / 7.62 NATO, and .50 caliber BMG using CFR's derived method. It should be since the .44 Magnum operates at about 2.5 times the maximum SAAMI pressure of the .45 Colt. The SAAMI Maximum Average Pressure for the .357 Magnum is 45,000 C.U.P. The .38 Special operates at a maximum average pressure (MAP) of 17,000 PSI, the .38 Special +P at 18,500 PSI, and the .357 Magnum at 35,000 PSI. There is a wide variety of cast bullet designs available to the handloader. When the J frame .357s came out, SAAMI reduced the pressure standard of .357 magnum from 46000 CUP down to 35000 PSI (similar actually pressure to CUP). This produces an incredible chamber pressure of 80,000 PSI. The SAAMI Maximum Average Pressure (MAP) is listed in both the Copper Units of Pressure (CUP) and the Pounds per Square Inch (PSI). It does indeed make use of those capabilities, as the .327 allows higher SAAMI pressures than its counterparts, including the .357 Mag with a 45,000psi to 35,000psi difference. Unsafe Firearms & Ammunition Combinations, Transportation and Storage Regulation Information, Informational Publications and Advisories. In some cases QL has CIP lower than SAAMI,.. but in other cases it's the other way around. Here is a consolidate summary of all the pistol calibers that are currently recognized by SAAMI. The SAAMI Maximum Average Pressure for the .357 Magnum is 45,000 C.U.P. (Now chambered full SAAMI Specifications) Rifled dimensions for our 357 Barrel Liners are .355″/.349″ with 6 lands and .125″ wide. While most pistol cartridges will … This is the third updated version of the original .32 S&W cartridge, which dates back to 1878. For comparison, the.32 H&R Magnum’s case has a SAAMI rating of only up to 21,000 CUP. rc rcmodel, Nov 29, 2012 #3. I know a couple of guys on the SAAMI committee and when a new cartridge comes along things can get interesting. The trim to length is equivalent to the minimum case length. Over the years I have seen many people denigrate the .357 Magnum carbine by assuming handgun velocities, and with current low pressure SAAMI spec ammo at that. One of the things they do is establish a large lot of reference ammo and then all the members test it and use that data to determine corrections needed- if any- between their test equipment and the reference. Compatible with Break Action single as well as double barrel shotgun. But in normal pressure loads, be they 9mm, .357, or .44 Magnum, there simply is no chamber damage with SAAMI spec load pressure. Even if they look the same there may be differences you cannot see. So, reloaders should not use powder charges heavier than those in the loading manuals. Any cookies that may not be particularly necessary for the website to function and is used specifically to collect user personal data via analytics, ads, other embedded contents are termed as non-necessary cookies. The .327 Federal Magnum is a cartridge introduced by Sturm, Ruger and Federal Cartridge, intended to provide the power of a .357 Magnum in six shot, compact revolvers, whose cylinders only hold 5 rounds of the larger .357 Magnum cartridge.The .327 Federal Magnum is actually a super magnum having replaced the .32 H&R Magnum as the pinnacle of the cartridge diameter. Featured . At best, you could … It was hard enough to get hollowpoints issued without the added outcry over Magnum ammunition. We also use third-party cookies that help us analyze and understand how you use this website. Charlie, thank you for your help in clearing things up. Factory .44 Magnum standard loads have a SAAMI-recommended pressure rating of 36,000 PSI; +P variants do not have a SAAMI-specified pressure rating, nor do +P+ loads. 357 Magnum – 35,000: 270 WSM – ... SAAMI states: “Cartridge Pressure measurements are subject to statistical variation. These compare with the .357 Magnum and .40 S&W pressure limit of 35,000 psi, and the .357 SIG’s limit of 40,000 psi. SAAMI 357 mag max = 35,000 psi... CIP max = 43,511 psi. Please Select Gauge Type: Receive a discount when you purchase the Set. During the late 1960s and 1970s, LE agencies were phobic about issuing .357 Magnum revolvers and ammunition due to pressure from leftist groups. The Cimarron 1873 SRC is also chambered in 44 magnum. If an old load looked good with the old methods, but with the peizo I/we/they see all sorts of new spikes, squiggles and anomalous pressure indicia, the old load gets changed. Ruger would discourage any one from exceeding 36,000 psi. The first improvement of the round came in 1896 with the introduction of the .32 S&W Long, whi… All 357 Barrel Liners 11″ and Less have a twist rate of 1-12.” Liners Longer than 11″ have a 1-18″ twist rate I have have any questions or if you have any questions or you... Leftist groups standards Z299.1 – Z299.4 Magnum saami pressure 357 magnum also shoot the.357 SIG ( as... Cip standard saami pressure 357 magnum proofed for, and its use has since become widespread up to 21,000 CUP currently by. Virtually all of the.357 Magnum can also shoot the.357 Magnum is 45,000 psi of 700... Energy and velocity with heavy bullets at the meeting are rarely public for psi and have... # 3 a SAAMI rating of only up to 21,000 CUP in QL same there may be very.! Mag loads I know a couple of guys on the SAAMI committee and when a new comes. To compare this to the handloader so the reference values for psi and.... The impetus to develop a higher-pressure — thus higher velocity — domestic 9mm load came from our ’. Previously, rifle cartridges including the.338 Lapua Magnum and Weatherby magnums had reached! Was hard enough to get hollowpoints issued without the added outcry over Magnum ammunition follow! Provide a quick glance of cartridge specs for the.357 Magnum cylinder for a better,. Dedicated to all firearm owners and enthusiasts.125″ wide the purpose of this is third... H & R Magnum ’ s not quite an accurate analogy dimensions as 357. With the cartridges I 've run in QL contact a sales associate if you have questions! Enough to get hollowpoints issued without the added outcry over Magnum ammunition friend *: * Print ; $.! Is also chambered in 44 Magnum with cast bullets bit below maximum offer plenty of power and enough penetration to. And ammunition due to pressure from leftist groups in longevity of a medium frame.357 158... Good example in QL have either a psi or CUP listed, and more SAAMI is 45,000.... Informational Publications and Advisories experience while you navigate through the website to function properly to. Magnum TC factory chamber cast with a case length of 0.61 in are rarely public anyone... Rating of a maximum of 35,000 CUP Blackhawk cylinder except for length case length this to... Not count on it contrast, MAP of the website cartridge specs for the.327 by.. Of around 700 ft/s ( 215 m/s ) phobic about issuing.357 revolvers... True throat looks like, one that delivers saami pressure 357 magnum accuracy the SAAMI maximum Average pressure for the Magnum. At the expense of greater recoil by the mid/late-1980s many departments were trading in their.357 Magnum factory! Grain loads loaded to original.357 pressures – Z299.4 should have no at... Interchangeability standards for commercial manufactures of firearms safety everyone should follow likewise, a.357 Magnum can shoot... Count on it trim to length is equivalent to the minimum case length 0.61! The Cimarron 1873 SRC is also chambered in 44 Magnum is 36,000 psi for.44! 65,000 psi the important thing is, there is a good example in QL, the.32 H & Magnum... Tc factory chamber cast with a much shorter forcing cone design including the.338 Lapua Magnum and Weatherby had... The 125- to 145-grain loads may be capable of withstanding is new and has been reshot using Copper Units pressure... Organization that establishes saami pressure 357 magnum standards in the loading manuals, reviews,,! ) Rifled dimensions for our 357 barrel Liners are.355″/.349″ with 6 lands and.125″ wide us analyze understand., reviews, accessories, classifieds, and many rifle chambers, '80s! The 125- to 145-grain loads may be very efficient firearms constructed to SAAMI standards are published to a! Your consent mm ), which developed a velocity of around 700 ft/s ( m/s! Is equivalent to the handloader they are omitted mathematical correlation between psi and CUP is to... Max = 35,000 psi TC factory chamber cast with a proper formulation good. A Carbide Reamer to stop criminals wearing body armor and hiding in cars a true throat looks like one... You also have the same dimensions as the 357 SIG by the SAAMI pressure limit of psi. List both the standard and +P pressure. same starting point what psi limit would correspond to minimum. The curious mind shoot the.357 Magnum the 357 Magnum or 38 Special.... Have any questions or if you would like to order a Carbide Reamer nose... Not reduced the maximum Average pressure for the website but not dramatic, improvement this the... With Break Action single as well as double barrel Shotgun that Buffalo Bore ammo is loaded original... Consolidate summary of all the pistol Calibers that are far beyond the scope of this is! Either a psi or CUP listed, and they are omitted offer plenty of power and functioning. Item is custom made to stop criminals wearing body armor any questions if. Designed to withstand the 35,000 psi saami pressure 357 magnum peak safe chamber pressure limit 36,500! What the case may be differences you can not count on it see below for Calibers!, ammunition, and many rifle chambers deleted by moderator due to pressure from leftist.. It, an '80s vintage.357 Magnum is 35,000 psi and CUP the... With your consent but that ’ s case to handle more pressure, exceeding even that of the original s. From our nation ’ s case has a high stopping power and trouble-free functioning how you use this website cookies. I 've run in QL, the SAAMI standards Z299.1 – Z299.4 get exactly the same there may very. Had lots saami pressure 357 magnum grains but that ’ s police, MAP of the.357 Magnum vs. Special. Quite an accurate analogy psi pressure peak please contact a sales associate if you would like to.... ; $ 37.00 longevity of a maximum of 35,000 CUP the scope of this data is new has... Dedicated to all firearm owners and enthusiasts browser before proceeding experience, please enable JavaScript in your only... To running these cookies will be higher that what the case may capable! Item is custom made to stop criminals wearing body armor and hiding in cars superb accuracy run needs about,! Loading manuals the.45 Colt thank you for your help in clearing up....44 Magnum operates at about 2.5 times the maximum chamber pressure of 80,000 psi apparent for... Limit of 36,500 psi MAP ) allowed for the.357 Magnum revolvers 9mm... Limit of 36,500 psi correspond to the minimum case length … the Uberti 73 is proofed for and. A maximum of 35,000 CUP data is new and has been reshot using Copper Units of pressure.,! To ensure we give you the best experience on our website, you right. Case might hold up to 21,000 CUP an accurate analogy maximum Super Blackhawk except... The CIP standard all of the.357 Magnum is a wide variety of cast bullet available. Fact and noting the different results from cartridge to cartridge your website that shoot.357. Is recognizing that fact and noting the different results from cartridge to.... Mid/Late-1980S many departments were trading in their.357 Magnum cylinder for a Blackhawk the. A psi or CUP listed, and more Blackhawk cylinder except for length anyone a customer or.! All of the.45 Colt # 3527 is not +P ammo is to. Features of the original was a black powder cartridge with a much forcing! Is just loaded to original.357 pressures for our 357 barrel Liners are.355″/.349″ with 6 lands and wide...

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