762 minimum 931 Maximum I would conclude this powder is much more consistent in speeds. I can tell you as an experienced reloader that I get much better case life from all .44 Magnum reloads than I do from standard pressure loads in .45 Colt brass. W-296/H-110* 24.9 gr. No. (I might mention that I have never had a problem of any kind with any of my reloads for any caliber of pistol or rifle.) 870 Copyright 2002, 2016 by Chuck Hawks. 935 I was testing what were intended to be mid-range loads in a .357 Mag. When he died in 1862, the company was dedicated to producing the same percussion revolvers. 824 MAX. and shooting. 865 Maximum ***1,180)* (15.8 to 17.6 MAX is good range) Colt single actions are right around 0.454 inch. 625 Hi=673, Lo=594, ES=80 (too slow)(old formulation) HS6 13.5 gr. 5 10.9 gr. Unique 9.5 gr. 231 8.3 gr. Even Federal .45 Colt brass lasts only about half as long as magnum brass. ----------------------------------------- can stick in barrel- this is below MINIMUM.) AA No. is better. "We recommend that these loads be used in new or once-fired cases known to be of recent manufacture.". There is also a better selection of .429" bullets for the handloader. 5 10.0 gr. Nitro 100 use 4.7 to 5.3 grains for 800-875 fps (old formulation) Titegroup 7.0 gr. H4227* 20.0 gr. AA No. True Blue 7.0 gr. 928 Hi=958 Lo=902 ES=56 When the new “454 Magnum” revolvers (as they were first called) arrived, however, the brass was lengthened so it could not be used in standard 45 Colt sixguns. Both of these pistols are of stronger construction than any of the other makes chambered for the .45 Colt cartridge.". Universal 6.4 gr. respectively. RISK Powder Co. Reloaders' Guide (1995) - - Hodgdon's Basic Reloaders These velocities were measured in a 10" Contender barrel. Pleasant shooting and very accurate in the Rugers tried in. Use 10% UNDER any values you see here for N-100. HS6 10.5 gr. Competition 5.5 gr. SWC) 744 1,410 max 1,044 max - Ruger only Clays 5.9 gr. type of bullet, seating depth, primer type and other factors, True Blue 10.5 gr. Clays 4.2 gr. Bullseye 5.0 gr. 1,331 start 596 Hi=649, Lo=564, ES=85 (too slow) 762 minimum * 1,150* bottom of lead bullet). In fact, an axiom with me is, “When all else fails, try IMR 4227 before giving up.” Years ago, after tiring of oversized 45 Colt chambers in Colt Single Action Army revolvers and New Frontiers, I started with a 357 Magnum New Frontier, had the cylinder rechambered properly and tightly to 45 Colt, and then had a new 4.75-inch Colt New Frontier barrel fitted. (WAY too slow-stuck bullet possible)(old formulation) 917 minimum (No. ZIP 4.7 gr. 5* 11.5 gr. 1,192 max Both cartridges can handle the same range of bullet weights (usually from 200-300 grains in JHP hunting bullets), and the .44 Magnum's .429" bullet has better sectional density (for better penetration) in every bullet weight than the .452" bullet. Learn More. (Not in my gun or with my loads, though!) 734 (Actual in 7 1/2" bbl revolver) down, but the spread between shots was 146 fps and 235 fps Then I could safely reload the thing to any pressure level from the normal .45 Colt level up to true magnum pressures with complete confidence. 941 FPS MAXIMUM ***1,080)* (10.6 to 11.8 MAX/MAX is good range) 9 15.5 gr. 5 10.5 gr. 946 Cowboy Max load ## * 1,130* But I don't ride my 90 psi tires at 141 psi (57% above rated pressure) just because they are probably good to 180 psi. ZIP 4.7 gr. 580 Hi=622, Lo=491, ES=131 9 15.5 gr. 945 max - ok for all guns 231 7.2 gr. 767 Max 850 start Clays 4.8 gr. Nitro 100 use 7.7 to 8.6* for +P Ruger and T/C Only (old formulation Knife Co. but found the better selection of reloading components at the BassPro Shop there. 22-250 Remington Ackley Improved Load Data, 223 Win Super Short Magnum (WSSM) Load Data, 243 Win Super Short Magnum (WSSM) Load Data, 25 Winchester Super Short Magnum Load Data, 270 Winchester Short Magnum (WSM) Load Data, 7mm Rem Short Action Ultra Magnum Load Data, 7mm Shooting Times Westerner (STW) Load Data, 30-06 Springfield Ackley Improved Load Data, 300 Rem Short Action Ultra Magnum Load Data, 300 Holland & Holland (H&H) Magnum Load Data, 300 Winchester Short Magnum (WSM) Load Data, 325 Winchester Short Magnum (WSM) Load Data, 358 Shooting Times Alaskan (STA) Load Data, 375 Holland & Holland (H&H) Magnum Load Data, 45-70 Gov’t (Strong Actions Only) Load Data, 45 Colt (Single Action Army & Replicas) Load Data, 45 Colt (Ruger & T/C Contender & Encore) Load Data. 909 FACTORY SPECS That brings us to the next level, which includes 45 Colt revolvers built on the Ruger Super Blackhawk frame and the Ruger Old Model Blackhawk, the arrival of which led to two separate load sections showing up in loading manuals. HS6 10.5 gr. Pyrodex is cleaner burning than black powder and results in less fouling of the barrel. No. 713 cowboy mild Titegroup 6.2 gr. 890 Hi=912, Lo=858, ES=55 (good load) AA No. My powders of choice are Clays, HP-38, HS-6, Universal, Trail Boss, H110, IMR 4227, W296, and W231. True Blue 8.9 gr. |   H110* 20.0 gr. In any event, most amateur load developers don't know that their loads are actually safe, they only know that up to the last shot they fired nothing failed. I gave up on Winchester brass because the boxes I tried were so brittle that they started developing case mouth cracks (from roll crimping) after 2-3 reloads. Unique 8.5 gr. Not only do the Hodgdon folks offer excellent powders, but also they are simply some of the nicest folks in the industry. ----------------------------------------- LOAD W-296/H-110* 20.4 gr. 798 FPS minimum ZIP 5.5 gr. Nitro 100 use 6.0 to 6.7 grains of OLD formula This load is NOT intended for handguns such as older Smith & Wesson, Colt Single Action Army, or the Colt clones imported single action revolvers. Universal 7.8 gr. BUT, for my trail load in a Uberti S A I use 7.5 grains of 800X driving a 225 XTP. 250-255 grain LRNFP (Lead Round Nose, flat point) 807 (cowboy load) That is, until I tried IMR 4227 with Lyman’s #452424 and a 20.0-grain load, and that combination produced one-hole groups. 734 minimum AA No. ZIP 6.1 gr. H110* 21.8 gr. 753 Unique* 10.0 gr. LOAD "Some handloaders have assembled .45 Colt loads that exceed the pressures of the .44 Magnum! 700 I will refer to all loads within the SAAMI limit as "standard pressure" loads. Unique 6.4 gr. 250 grain lead RNFP Cowboy loads 5 8.5 gr. 7* 14.5 gr. 731 minimum 1197 FPS MAXIMUM My last bit of advice is that if you have or get a .45 Colt caliber Blackhawk or Contender pistol with the intention of developing high pressure handloads follow the guidelines in the major reloading manuals exactly. Silhouette 9.5 gr. HS6 13.5 gr. Unique 10.0 gr. 759 minimum 920 MAX. 771 926 FPS It also is a most versatile powder as it can be used for standard loads for the Colt SAA and heavy loads for the Blackhawk. This EXCEEDS MAX LOAD Use at your OWN RISK) First is a 265 grain Bonded-Core Hollow Point bullet at a muzzle velocity (MV) of 1350 fps and muzzle enerby (ME) of 1073 ft. lbs. 971 Hi=1,013 Lo=924 ES=89 HP38 5.9 gr. 805 5 10.7 gr. But the maximum load for the 300 grain bullet (23.0 grains) used 2.5 grains more powder than the maximum load they used behind the 260 grain bullet. I found the following warning about these loads on the Cor-Bon web page: Unique 8.5 gr.