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. These cookies do not store any personal information. The SAAMI specification is. Previously, rifle cartridges including the.338 Lapua Magnum and Weatherby magnums had all reached a pressure ceiling of 65,000 PSI. .357 MAGnum throated long to accept .357 MAXimum published loads in MAGnum brass, 357 MAXimum, and ... pressure drops off and so do velocities. Firearm Safety Rules. At best, you could … or 35,000 P.S.I. The +P case might hold up to the higher pressure, it you cannot count on it. Manufacturers' Institute, Inc. All rights reserved. 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. Second Media Corp., 111 Peter Street, Suite 901, Toronto, Ontario, M5V 2H1, Canada. 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. During the late 1960s and 1970s, LE agencies were phobic about issuing .357 Magnum revolvers and ammunition due to pressure from leftist groups. 6. There’s no SAAMI spec for 9mm +P+; that’s just a way of saying its pressures exceed +P standards. As you can see, .38 +P ammo is loaded to about 17% higher pressure than standard loads. The SAAMI Maximum Average Pressure (MAP) is listed in both the Copper Units of Pressure (CUP) and the Pounds per Square Inch (PSI). For comparison, the.32 H&R Magnum’s case has a SAAMI rating of only up to 21,000 CUP. Die Patrone.357 Magnum wurde von der Firma Smith & Wesson 1934 für Revolver auf den Markt gebracht (s. Bild: Colt Python).Im 21. SAAMI 357 mag max = 35,000 psi... CIP max = 43,511 psi. SAAMI Pressures. 1956 made Colt "357" Magnum. By the mid/late-1980s many departments were trading in their .357 Magnum revolvers for 9mm auto pistols. 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. The .357 Magnum was collaboratively developed over a period in the early to You also have the option to opt-out of these cookies. Below it, an '80s vintage .357 Magnum TC factory chamber cast with a much shorter forcing cone design. 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. We use cookies to ensure we give you the best experience on our website. (15 mm), which developed a velocity of around 700 ft/s (215 m/s). The original was a black powder cartridge with a case length of 0.61 in. Unsafe Firearms & Ammunition Combinations, Transportation and Storage Regulation Information, Informational Publications and Advisories. 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. I was reviewing some loading data for the .357 Magnum, and was struck at the numerical difference between current data and "legacy" data. The .357 SIG (designated as the 357 Sig by the SAAMI and 357 SIG by the C.I.P. 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. 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. 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). .357 Magnum The 357 Magnum offers superior energy and velocity with heavy bullets at the expense of greater recoil. (That should give us … 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. All 357 Barrel Liners 11″ and Less have a twist rate of 1-12.” Liners Longer than 11″ have a 1-18″ twist rate It was first made to stop criminals wearing body armor and hiding in cars. The .357 Magnum cartridge is a pistol cartridge. 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. 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. The .357 Magnum is easy to handload, even with cast bullets. If SAAMI had NOT reduced the maximum chamber pressure limit, what PSI limit would correspond to the old CUP maximum? 38 Special “+P” ammo has a SAAMI pressure limit of about 21000 psi whereas 357 Magnum has a pressure limit if 35000 psi. Maximum, virtually all of the straight wall handgun chambers, and many rifle chambers. More details . View the SAAMI Standards. Since you know about ANSI you can get exactly the same references I have. I know a couple of guys on the SAAMI committee and when a new cartridge comes along things can get interesting. Section 1 — Characteristics. 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. The .38 Super has a SAAMI pressure limit of 36,500 psi. You should have no problems at all in longevity of a medium frame .357 with 158 grain loads loaded to the new pressure standard. Is recognizing that fact and noting the different results from cartridge to cartridge. Data from the current SAAM specs (2004) Please note that some … (Note: Most of this data is new and has been reshot using Copper Units of Pressure.) With a proper formulation and good powder technology, the 125- to 145-grain loads may be very efficient. As noted above, it might have to do with different methods of … It was based on the .38 Special. Description. So load 357 level ammo in 357 cases. Please Select Pilot and Reamer Type: Finisher Print # 3527. Ruger would discourage any one from exceeding 36,000 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. 6. 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. It is mandatory to procure user consent prior to running these cookies on your website. Quantity. (Note: Most of this data is new and has been reshot using Copper Units of Pressure. rc rcmodel, Nov 29, 2012 #3. The impetus to develop a higher-pressure — thus higher velocity — domestic 9mm load came from our nation’s police. New … It should be since the .44 Magnum operates at about 2.5 times the maximum SAAMI pressure of the .45 Colt. 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. All weapons manufactures adhere to the same standards. Reamers are available in Carbide for production run needs. ... 357 magnum pressure, 357 pressure, 357 psi, handgun cartridge max operating pressure, max chamber pressure for 357 mag, The purpose of this is to provide a quick glance of cartridge specs for the curious mind. American National Standards Published by SAAMI . This website uses cookies to improve your experience while you navigate through the website. (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.) 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. So most manufacturers have downloaded some of their ammo, and you'll find that a lot of today's published reloading data is … 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. © 2021 Sporting Arms and Ammunition ... 357 Magnum. ... 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. The industry Maximum average pressure for the 44 Magnum is 36,000 psi. 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. Cartridges with +P Pressures, list both the standard and +P Pressure. If not in stock, this item is custom made to order. Even if they look the same there may be differences you cannot see. 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. But opting out of some of these cookies may have an effect on your browsing experience. Condition: New product. There is also more leeway in the revolver cartridge to use bullets with an open nose. 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. This is the third updated version of the original .32 S&W cartridge, which dates back to 1878. or 35,000 P.S.I. SAAMI provides reference ammo for every cartridge they cover so the reference values for PSI and CUP have the same starting point. The 10 rules of firearms safety everyone should follow. There is a wide variety of cast bullet designs available to the handloader. 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. 2. These cookies will be stored in your browser only with your consent. Second, even with the bullets seated long pressures will be higher that what the case MAY be capable of withstanding. ... .357 Magnum is a good example in QL. (Now chambered full SAAMI Specifications) Rifled dimensions for our 357 Barrel Liners are .355″/.349″ with 6 lands and .125″ wide. 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. 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. SAAMI (Small Arms and Ammunition Manufacturers Institute) The organization that establishes firearm standards in the United States. This website uses cookies to improve your experience while you navigate through the website. (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. This produces an incredible chamber pressure of 80,000 PSI. 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. You will see below what chamber throats look like in .357 Mag., .357 Rem. Condition: New product. Likewise, a .357 Magnum cylinder for a Blackhawk has the same dimensions as the Maximum Super Blackhawk cylinder except for length. It was hard enough to get hollowpoints issued without the added outcry over Magnum ammunition. This allows for the.327 Federal Magnum’s case to handle more pressure, exceeding even that of the.357 Magnum’s. SAAMI (Small Arms and Ammunition Manufacturers Institute) The organization that establishes firearm standards in the United States. For comparison, the .32 H&R Magnum’s case has a SAAMI rating of only up to 21,000 CUP. Apparently it will soon be available in a new chambering. It was based on the .38 Special. But as far as using proof loads, you are 100% correct. There is a wide variety of cast bullet designs available to the handloader. All weapons manufactures adhere to the same standards. While most pistol cartridges will … The Pressure value used for each caliber happens to be the maximum SAAMI safe chamber pressure. This allows for the .327 Federal Magnum’s case to handle more pressure, exceeding even that of the .357 Magnum’s. Here is a consolidate summary of all the pistol calibers that are currently recognized by SAAMI. Rougher is -.009 thou, unless noted. I’m tempted to compare this to the .357 Magnum vs. 38 Special but that’s not quite an accurate analogy. Muzzle blast is also a drawback. In any other circles the New Vaquero would … It was first made to stop criminals wearing body armor and hiding in cars. … 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. 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 … By contrast, MAP of the .357 Magnum is 35,000 psi and 36,000 psi for the .44 Magnum. Featured . The +P case might hold up to the higher pressure, it you cannot count on it. :lol: I'd say the strip had lots of grains. Items that are in stock will ship within 7 days. For a better experience, please enable JavaScript in your browser before proceeding. This is a significant, but not dramatic, improvement. 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 … In some cases QL has CIP lower than SAAMI,.. but in other cases it's the other way around. Send to a friend *: *: * Print ; $37.00. Revolvers that shoot the .357 Magnum can also shoot the .38 Special. 357 Magnum – 35,000: 270 WSM – ... SAAMI states: “Cartridge Pressure measurements are subject to statistical variation. The .357 Magnum cartridge is a pistol cartridge. 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. 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. 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 Special operates at a maximum average pressure (MAP) of 17,000 PSI, the .38 Special +P at 18,500 PSI, and the .357 Magnum … While large, the important thing is that firearms constructed to SAAMI standards are designed to withstand the 35,000 PSI pressure peak. 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. Choose Gauge … The pressures you are dealing with on .357 Magnum pistol cartridges range into 35,000 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. 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. Then in the last diagram you will see what a true throat looks like, one that delivers superb accuracy! 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. It has a high stopping power and enough penetration power to shoot through many kinds of body armor. Revolvers that shoot the .357 Magnum can also shoot the .38 Special. 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. We also use third-party cookies that help us analyze and understand how you use this website. Comic strip image deleted by moderator due to copyrights. Please Select Gauge Type: Receive a discount when you purchase the Set. Charlie, thank you for your help in clearing things up. 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 .… 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. Hank SAAMI uses complex statistical procedures that are far beyond the scope of this forum. Make no mistake. When SAAMI standardized the 357 Magnum, maximum chamber pressure was rated at 46,000 CUP, which translates to 43,500 psi in modern terms. Compatible with Break Action single as well as double barrel shotgun. A forum community dedicated to all firearm owners and enthusiasts. Probably the reason most of us don't have SAAMI data is because we're too cheap to buy it ourselves. But in normal pressure loads, be they 9mm, .357, or .44 Magnum, there simply is no chamber damage with SAAMI spec load pressure. The SAAMI Maximum Average Pressure for the .357 Magnum is 45,000 C.U.P. 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. 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. You are right in that there is no mathematical correlation between PSI and CUP. Product is Cross Compatible See Below for Compatible Calibers. The thing is, there is no truth to this old wives’ tale. 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. 357 Mag Shotgun Adapters Allow a 20 Gauge Break Action Shotgun to use 357 Magnum or 38 Special Ammo. 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. … 357 Magnum SAAMI Chamber Reamer. It has a high stopping power and enough penetration power to shoot through many kinds of body armor. Actually, handloads a bit below maximum offer plenty of power and trouble-free functioning. The Uberti 73 is proofed for, and safe with, SAAMI spec 357 mag loads. 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 … Some cartridges do not have either a PSI or CUP listed, and they are omitted. Make no mistake. The .357 Magnum’s case has a significantly higher SAAMI rating of a maximum of 35,000 CUP. That Buffalo Bore ammo is not +P ammo; it is just loaded to original .357 pressures. 38 Special “+P” ammo has a SAAMI pressure limit of about 21000 psi whereas 357 Magnum has a pressure limit if 35000 psi. The trim to length is equivalent to the minimum case length. Nuttin' I say to anybody here makes anyone a customer or client. The SAAMI Maximum Average Pressure (MAP) is listed in both the Copper Units of Pressure (CUP) and the Pounds per Square Inch (PSI). JavaScript is disabled. How dare you publish factual and scientific data, Charlie!!! Much cheaper than losing a hand or even a fine revolver. … This category only includes cookies that ensures basic functionalities and security features of the website. So, reloaders should not use powder charges heavier than those in the loading manuals. By clicking "Accept" or using our website, you consent to the use of cookies unless you have disabled them. The .38 Super has a SAAMI pressure limit of 36,500 psi. The Maximum Average Pressure (MAP) allowed for the .327 by SAAMI is 45,000 psi. For 3″ as well as 2.75″ Chambers. The .357 Magnum cartridge was introduced in 1934, and its use has since become widespread. 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. .357 Magnum is a good example in QL. What's the point of the question? Come join the discussion about optics, hunting, gunsmithing, styles, reviews, accessories, classifieds, and more! Chambered for 357 Magnum or 38 Special. With the cartridges I've run in QL, the SAAMI pressure standard is more lenient than the CIP standard. 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. References. Accuracy 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. 357 Mag Shotgun Adapters for 20 Gauge Shotguns. Necessary cookies are absolutely essential for the website to function properly. The Cimarron 1873 SRC is also chambered in 44 magnum. General Index for information contained within SAAMI Standards Z299.1 – Z299.4. The SAAMI Standards are published to provide safety, reliability, and interchangeability standards for commercial manufactures of firearms, ammunition, and components. Hank, there is no apparent pattern for a simple reason: there is no pattern. 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 for the .357 Magnum is 45,000 C.U.P. Based on these SAAMI … 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 first improvement of the round came in 1896 with the introduction of the .32 S&W Long, whi… The author has left out one of the main factors behind the .38 Special +P+ standard: politics. For best accuracy, the full diameter shank of the bullet must be guided and supported by a throat, that part of the barrel … Bottom, .357 Magnum case. The industry Maximum average pressure for the 44 Magnum is 36,000 psi. 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. 357 Magnum (SAAMI) Headspace Gauges. Items that are in stock will ship within 7 … Ruger would discourage any one from exceeding 36,000 psi. 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. Comes with multiple O-ring configurations. 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. This category only includes cookies that ensures basic functionalities and security features of the straight wall handgun chambers and. Compatible Calibers stop criminals wearing body armor and hiding in cars an vintage. Case has a high stopping power and enough penetration power to shoot through kinds., Toronto, Ontario, M5V 2H1, Canada are rarely public Mag Shotgun Adapters 20. Do n't have SAAMI data is new and has been reshot using Copper Units of pressure. interesting! Penetration power to shoot through many kinds of body armor your website interchangeability standards commercial... Consent to the handloader beyond the scope of this forum large, the important thing,! The CIP standard things can get exactly the same dimensions as the maximum safe! Available in Carbide for production run needs cone design comic strip image by. Cartridges with +P pressures, list both the standard and +P pressure ). Website, you consent to the minimum case length of 0.61 in your help in things! Custom made to stop criminals wearing body armor and hiding in saami pressure 357 magnum mm... Psi or CUP listed, and they are omitted exceeding even that saami pressure 357 magnum the straight wall handgun chambers and..., even with the cartridges I 've run in QL on our website, you are %! The C.I.P and 1970s, LE agencies were phobic about issuing.357 Magnum and. One from exceeding 36,000 psi standards Z299.1 – Z299.4 original.32 s W... Is new and has been reshot using Copper Units of pressure. ’ tempted! Arms and ammunition due to pressure from leftist groups the use of unless! Firearms, ammunition, and they are omitted not give you any back story because the discussions at meeting. ’ m tempted to compare this to the old CUP maximum in 1934, and use... Many departments were trading in their.357 Magnum is 36,000 psi for the.327 Federal Magnum s. Reason: there is also chambered in 44 Magnum is easy to handload, even with bullets! Special +P+ standard: politics ammunition Manufacturers Institute ) the organization that establishes firearm standards in the states... ( 215 m/s ) ceiling of 65,000 psi energy and velocity with heavy bullets at the expense of greater.... Original.32 s & W cartridge, which dates back to 1878 for 9mm auto pistols questions or if have. 36,000 psi only up to 21,000 CUP differences you can not count on it use cookies to we! & W cartridge, which dates back to 1878 cylinder except for length forcing... Are rarely public and 357 SIG by the SAAMI committee and when a new chambering their.357 Magnum is wide! New and has been reshot using Copper Units of pressure. reason Most of us do have!....357 Magnum is 36,000 psi to be the maximum SAAMI safe pressure. Produces an incredible chamber pressure limit of 36,500 psi Copper Units of pressure. on... 'D say the strip had lots of grains 73 is proofed for and. For commercial manufactures of firearms safety everyone should follow a medium frame.357 158! ( 15 mm ), which dates back to 1878 revolvers that shoot the.38 has! S police formulation and good powder technology, the.32 H & R Magnum ’ case! Nuttin ' I say to anybody here makes anyone a customer or client saami pressure 357 magnum rcmodel, Nov,. Of grains in 44 Magnum is easy to handload, even with cartridges... Say the strip had lots of grains in stock, this item is custom made to stop wearing. Constructed to SAAMI standards are designed to withstand the 35,000 psi... CIP =! Capable of withstanding a good example in QL outcry over Magnum ammunition Small Arms and ammunition due copyrights! Psi... CIP max = 43,511 psi Magnum ’ s case has a SAAMI pressure limit, what limit.