257 roberts reloading data.

Load Data for .257 Roberts . Bullet: 80 gr TTSX BT (Barnes) Diameter: 0.257" Powder: IMR 3031 (Improved Military Rifle) Starting Powder: 36.0 gr. Max Powder: 40.3 gr ...Aug 17, 2022 ... Comments288 ;.257 Roberts. Johnny's Reloading Bench · 54K views ; how to reload 30-.06. Jason Williams · 156K views ; How to Reload 9mm Ammo For&...Warning! Notes: .257 Roberts, Ruger M-77 long action 24-inch barrel; Remington cases, 186 grains; CCI No. 200 primers; Oehler M-31 Chronotach, Oehler M-50 photoelectric screens; velocity at 15 feet converted to MV; temperature 70 degrees; this rifle had a rather loose chamber and would handle more powder than most rifles with every bullet ...Load Data for .257 Roberts . Bullet: 80 gr TTSX BT (Barnes) Diameter: 0.257" Powder: H380 (Hodgdon) Starting Powder: 41.0 gr. Max Powder: 45.0 gr .The 257 Improved is a fi ne performer, adding up to 100 fps velocity over its factory cousin. One of its advantages, Ackley noted, is the fact that 257 Roberts factory ammunition can be used in an improved rifl e if necessary. Other 25 caliber wildcats are not this fl exible. The 257 Improved is all that the 257 Roberts is—and a bit more.

Master Loader. Apr 6, 2006. 17,500. 4,699. Walt Berger used those bullets, in a .257 Roberts to take a HUGE red stag in New Zealand. I've used them on three mule deer, from my .25-06, with good results - but my load data won't help you at all.The .257 Roberts was the premier combination varmint/deer cartridge until the .243 Winchester and .244 Remington were introduced in 1955. These cartridges were highly touted by Warren Page, the Shooting Editor at Field & Stream magazine, and appeared to be ballistically superior to the .257 Roberts.

.257" 25 Spitzer SP Hot-Cor® 25 HP 25 Spitzer BTSP Weight (grains) 100 ... Refer to the current SPEER® Reloading Manual for handloading instructions. Be ... 257 Roberts +P 3064 3113 3110 3094 3091 3055 3053 3050 3030 3023 2944 2871 2842 2807 MAXIMUM CHARGE Muzzle Velocity (feet/sec) 2878

.257 Roberts (Accurate Rifle Data) reloading data with 19 loads. Using bullets from Sierra HP, Sierra HPBT, Nosler BT, Sierra SBT. Powders include Accurate ... .257 Roberts (Accurate Rifle Data) Warning! Notes: gun: DOUGLAS; barrel length: 24 inches; primer: CCI 200; case: ...Load Data for .257 ROBERTS ACKLEY IMPROVED . Bullet: 75 gr HP (Sierra) Diameter: 0.257" Powder: 4350 (Accurate) Starting Powder: 49.5 gr. Max Powder: 55.0 gr . Remarks: COAL: 2.750 inches; maximum load. .257 Roberts (using Sierra bullets) reloading data with 391 loads. Using bullets from Sierra HP, Sierra SPT, Sierra SPT , Sierra HPBT, Sierra SPT, SBT or HPBT MatchKing, Sierra SPT or SBT, Sierra SPT or SBT , Sierra SPT or SBT . Powders include IMR, Hodgdon, Accurate, Vihtavuori, Ramshot, Alliant. Rifle Data. Rifle Data. Here you will find load data for some of the most recent cartridges on the market, with more being added each week. We are currently populating the cartridge drop-down menu with updated cartridge renderings, new propellants and bullets, and links to complimentary product pages. Cartridge. 257 Rob +P - 100 grain Version 9.0 4" Lilja BARREL Twist 1-10" Expansion Tip® 0 .4 0 9 D u e to in te rn al co n stru ctio n d i˜ e re n ce s, alw ays b e g in w ith startin g lo ad s w h e n u sin g Exp an sio n Tip ® products. 81% 96% 72% 92% 81% 7% This data was developed to the 257 Roberts +P pressure level of 58,000 psi, and should only

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Utah. QuickLOAD agrees with the others that 45.5g is WAY over pressure for the standard 257 Roberts. With a 24" barrel and a COAL of 2.775" the estimated pressure is 67,220 psi with 3,081 fps estimated muzzle velocity. QuickLOAD predicts that 41.5g to be max with that combo (@ 2.775" COAL & 24" barrel) for 2,822 fps.

.257" 25 Spitzer SP Hot-Cor® 25 HP 25 Spitzer BTSP Weight (grains) 100 Ballistic Coefficient 0.334 0.263 0.393 Sectional Density 0.1260.216 COAL Tested 2.770"2.760" Speer Part No. 1405 1407 1408 Propellant Case Primer Weight (grains) Muzzle Velocity (feet/sec) Weight (grains) Winchester 760 Winchester CCI 250 41.0 2804 45.0MRP stands for Magnum Rifle Powder. To answer your question about velocity, how about 3,607, 3,573 for a 5 shot average. The barrel is a Shilen ...222 Remington Magnum. 22-250 Remington. 223 Remington. 243 Winchester. 25-06 Remington. 257 Roberts +P. 26 Nosler. 260 Remington. 264 Winchester Magnum.Notes: Test rifles: prewar Model 70 (24-inch barrel) and 1981 Model 70 Featherweight (22-inch barrel). (Handloader Issue 94) Be Alert: Publisher cannot be responsible for errors in published load data. Wt. .257 Roberts (Pet Loads Update) reloading data with 67 loads. Using bullets from Sierra HP, Hornady HP, Speer Sp, Sierra Sp, Hornady SP ...The .257 Roberts started life as a wildcat, devised by gunwriter and tinkerer Ned Roberts in the 1920s who tried his hand at necking down a case to shoot a smaller bullet. The idea, as always, was to decrease recoil and gain ballistic advantage through sheer velocity. The parent case is 7x57mm Mauser..257 Roberts Reloading Data (Using Hornady Bullets) reloading data with 307 loads. Using bullets from Hornady FP, Hornady V-Max or HP, Hornady SP, Hornady GMX, Hornady IB, Hornady SST, BTSP or RN, Hornady HP. Powders include Accurate, Hodgdon, Alliant, IMR, Vihtavuori, Winchester.

257-Roberts+P-120gr-version-9-0. This data was developed to the 257 Roberts +P pressure level of 58,000 psi, and should only be used in modern rearms and +P cases …The 6.5/257Roberts is the ballistic twin to the 6.5X57. Much the same way the 30/338 is to the 308 norma. Interstingly, I have a barrel from a Winchester featherwieght, that was rechambered to the Ackley version. I often thought of possibly of boring and rifling it to a 6.5mm,hence a 6.5X257 Roberts Ackley Improved.257 Roberts Load Data. Using Hornady reloading data with the 257 Roberts bullets creates a great round that is popular with hunters who like its low recoil rates. The .257 Roberts dates way back to around the 1920's but many still use it to this day. Be Alert: Publisher cannot be responsible for errors in published load data. Wt. Bullet.Notes: Loads fired from a 24-inch barreled Montana Rifle Company Woodland .257 Ackley Improved with a Leupold 3.5-10x, set on 10x. All loads shot with Winchester Large Rifle primers. All cases were fireformed from .257 Roberts brass, and all groups were fired at 100 yards, except where noted. (Handloader Issue #266 - June, 2010)6.5x257 Roberts: Warning! Notes: rifle: Japanese type 38 (rechambered); barrel: 24"; twist: 1-8 3/8; cases: R-P; primer: CCI-200 (except where otherwise specified in remarks); data for 87 grain Spitzer bullet may be used with the 87 grain Hollow Point; this data may be used to load 6.5x57mm Mauser; maximum loads listed should be used with caution (Speer ….257 Roberts (Cast Bullet Loads) reloading data with 9 loads. Using bullets from Lyman 257463, Lyman 257464, Lyman 257235. ... .257 Roberts (Cast Bullet Loads) Warning! Notes: Handloader Issue 130: Be Alert: Publisher cannot be responsible for errors in published load data. Wt. Bullet: Powder Manufacturer: Powder: Charge: Velocity (FPS) …

The .257 Roberts was the premier combination varmint/deer cartridge until the .243 Winchester and .244 Remington were introduced in 1955. These cartridges were highly touted by Warren Page, the Shooting Editor at Field & Stream magazine, and appeared to be ballistically superior to the .257 Roberts.

Set up this way and using hand loads, the Roberts was able to fire a 100 grain bullet at 3000fps and a 117 grain Spitzer at 2800fps. Nevertheless, for the ...257 Roberts +P and H4350. Am going to try H4350 in my 257 Roberts as the powder should work better in the conditions I hunt (Alberta, Canada, where the temp during hunting season can be 10 above or 30 below). I have been using 115 gr Nosler BT with IMR 4350 and am getting great groups (44 grains, which is over max. does not ….257 Roberts (Hodgdon Data - Winchester Powder) reloading data with 14 loads. Using bullets from Hornady SP, Hornady HP, Barnes TTSX BT, Sierra HPBT, Speer SPBT, Nosler Part. ... twist: 1:10"; trim length: 2.223"; primer: Remington 9 1/2; bullet diam.: .257". NEVER EXCEED MAXIMUM LOADS: Be Alert: Publisher cannot be responsible for errors in ...Load Data for .257 Roberts. Bullet: 117 gr SBT (Sierra) Diameter: 0.257" Powder: 2520 (Accurate) Starting Powder: 32.9 gr. Max Powder: 36.5 gr. Primer: FED 210. Case: REM. …There is not a lot of reloading data available for Superformance powder. So far, Hodgdon only lists seven cartridges with data for a total of 24 bullet weights. As it turns out, I only had one rifle for which Hodgdon supplied data, a .243 Winchester. ... it might work in the .257 Roberts as well; they do use the same case, and Hornady is ... Printed from Shooter's Reference on 05/03/2024: https://www.shootersreference.com/reloadingdata/257-roberts/ In this section you'll find anything related to reloading data, be it our Norma Reloading Manual, burning rate chart or how to store your powder. But first of all, we want to start with a warning! ... 257 ROBERTS. 25-06 REMINGTON. 257 WEATHERBY MAGNUM. 6,5 JAPANESE ARISAKA. 6,5 CARCANO. 6,5x54 M-S. 260 REMINGTON. 6,5x55 …

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Reloder 16. Select A Caliber or Gauge Below To View Recipes. 243 Win. 25-06 Rem. 257 Roberts. 260 Rem. 270 Win. 270 Win. Short Magnum.

Be Alert: Publisher cannot be responsible for errors in published load data. Wt. .257 Roberts in a Rem 700 Classic reloading data with 31 loads. Using bullets from Speer spitzer, Hornady hollow-point, Sierra boat-tail hollow-point, Speer spitzer boat-tail, Hornady round-nose, Nosler partition spitzer. Powders include Winchester, IMR, Hodgdon ...Mar 23, 2012 ... Here is the loading data from Hodgdon's website for my selected powder and bullet for .257Roberts. Notice that it is a conservative load meant ... Load Data for .257 Roberts . Bullet: 120 gr HPBT (Sierra) Diameter: 0.257" Powder: IMR 4350 (Improved Military Rifle) Starting Powder: Max Powder: 41.5 gr . Primer ... Mar 10, 2011 ... Looking for loads for a 257 Roberts, the rifle is used for elk, deer, and antelope. Thinking a 110gr Nosler ACCU-bond or 100gr Partition will be ...The .257 Roberts has (finally) been updated to piezoelectric pressure measurements, with standard pressure loads listed at 54,000 psi while +P loads are listed at 58,000 psi. The maximum loads in the accompanying data are almost all +P pressures. However, for handloaders wanting standard pressure data, starting and maximum loads should be ....257 Roberts in a Kimber 84M reloading data with 18 loads. Using bullets from Sierra HPBT, Barnes TSX boat-tail, Speer boat-tail softpoint, Nosler AccuBond, Hornady Spire Point, Sierra spitzer. ... Data was safe in test rifles and is intended for use only by competent persons experienced in proper and safe handloading techniques. …Rifles, Reloading, Optics, Equipment. Reloading ..257 133 Berger Elite Hunter. ... even better a 257-338 rum will make these babies sing . Reply. Reactions: West Calamus and Jud96. Jud96 Well-Known Member. Joined Jun 30, 2013 Messages 3,619 Location Michigan. Feb 7, 2021 #4 Hecouldgoalltheway said:New reloading data must be opened as a PDF document in an up-to-date compatible PDF viewer. For assistance, contact [email protected] or by phone at 800-574-9200. Rifle ... 257 ROBERTS 257 ACKLEY IMPROVED 257 WEATHERBY MAGNUM.264. 6.5 PRC (NEW) 6.5 GRENDEL (NEW) 6.5X55 SWEDISH MAUSER 264 WINCHESTER MAGNUM 6.5 …Hybrid 100-V gives the highest velocities in the Hodgdon manual. Rifles chambered for the 257 Roberts can vary a great deal. I had a 1976 vintage Ruger 77 tang safety Roberts with a sloppy chamber and a very long throat. It would take 43 grains of RL-15 to get a 100 grain bullet to 3,000 fps. Hornady Manufacturing Company develops and publishes reloading data for the Handbook of Cartridge Reloading. Occasionally, we will temporarily publish load data on this page when a bullet becomes available and is not yet listed in the latest edition of the handbook. 6.5mm .264" 100 gr. ELD-VT™ [PDF] 22 ARC (Bolt Gun) [PDF] 22 ARC (Gas Gun) [PDF] Be Alert: Publisher cannot be responsible for errors in published load data. Wt. .257 Roberts (Swift Data) reloading data with 24 loads. Using bullets from Swift A-Frame. Powders include Hodgdon, Alliant, IMR.

.257 Roberts (Winchester Model 70) reloading data with 7 loads. Using bullets from Hornady HP, Speer SP, Sierra BTHP, Hornady SP. ... .257 Roberts (Winchester Model 70) Warning! ... (Rifle Issue #106 - July, 1986) Be Alert: Publisher cannot be responsible for errors in published load data. Wt. Bullet: Powder Manufacturer: Powder: Charge ...The slower powders work better with heavy bullets for me in the 257 Roberts.. 48gr of RL26 with WLRM primers and win cases gets about 3120fps for 5 shots using 115gr Nosler partitions. RL23 with 48.2gr with 110gr Accubonds CCI250 mag primers win cases 3157 fps. All in a model 70 Winchester. .257 Roberts reloading data with 91 loads. Using bullets from Hornady HP, Barnes TTSX BT, Hornady GMX, Sierra HPBT, Speer SPBT, Nosler Part. Powders include IMR Instagram:https://instagram. shawano's cafe 222 Remington Magnum. 22-250 Remington. 223 Remington. 243 Winchester. 25-06 Remington. 257 Roberts +P. 26 Nosler. 260 Remington. 264 Winchester Magnum. sullivan county inmates He loads for the 25/35 , 250/3000 .257 roberts 25,06 and the .257 weatherby magnum. I have exchanged PMs with John , on the Roberts and the wetherby mag, on a few ocaisions. The data that intrests me in particular, is in The Roberts. (duh , I do call myself TJ Roberts). ellinor restaurant menu .257 Roberts (Lee Precision Data) reloading data with 218 loads. Using bullets from Jacketed, Barnes X Bullet, Lead. Powders include Hodgdon, Alliant, Accurate, IMR sorority houses at mizzou Mar 23, 2012 ... Here is the loading data from Hodgdon's website for my selected powder and bullet for .257Roberts. Notice that it is a conservative load meant ...The market for personal data is quietly infiltrating and affecting every aspect of our lives. When Judge Robert Bork was nominated for the Supreme Court in 1987, a reporter for the... 07 camry hybrid battery Dec 19, 2011 ... 257 Bob. A Ruger #1B that has so far only had Norma 100 gr. loads through it and a Winchester M70 Featherweight that is so far a decent shooter ... inews grand forks nd .257 Roberts +P (Accurate Loading Guide #2) Warning! Notes: This data is only for use in modern firearms, approved by a gunsmith or manufacturer, for use with higher pressure +P ammo. The SAAMI Maximum Average Pressure for the .257 Roberts +P is 58,000 PSI. Factory +P ammo produced 51,000 PSI in our test barrel. These loads do not exceed that ...Find the optimal bullet, gunpowder and charge weight for reloading 257 Roberts ammunition from Norma. Compare the velocities and MRPs of different bullets and … asics volleyball tournament 2023 By 2050, 66% of people will live in urban areas. Smarter data-driven urban planning will help make that possible. In the middle of the 20th century, a war waged for the soul of New...Load Data for .257 Roberts . Bullet: 115 gr PART (NOS) Diameter: 0.257" Powder: StaBALL 6.5 (Winchester) Starting Powder: 38.5 gr. Max Powder: 43.0 gr . decatur daily obituaries al .257 ROBERTS ACKLEY IMPROVED - Published Manufacturer Loading Data Recipe Type: Rifle . Bullet Weight: ... 0.257" Powder: 2700 (Accurate) Primer: FED 210Warning! Notes: case: Remington; bbl: 24"; pr: Remington 9 1/2; NEVER exceed loads listed. Be Alert: Publisher cannot be responsible for errors in published load data. Wt. .257 Roberts (IMR Data) reloading data with 11 loads. Using bullets from Sierra SP, Sierra Hollow Point Boat Tail. Powders include IMR. amarillo creek maricopa 60. Location. Fernandina Beach. That is interesting, and probably has something to do with the 257 Roberts being the only rifle cartridge that later had a +P designator. I currently don’t own a Roberts, but have loaded for 5 of them. All preferred H4350 and a good 100 gr bullet, such as the TSX or Nosler BT. .257 Roberts reloading data with 91 loads. Using bullets from Hornady HP, Barnes TTSX BT, Hornady GMX, Sierra HPBT, Speer SPBT, Nosler Part. Powders include IMR libs elmira ny .257 Roberts (Sierra Data - Edition V) Warning! Notes: firearm used: Winchester M70; bbl. length/twist: 22"/1x10"; cases; Winchester; trim-to-length: 2.223"; primers: Remington 9 1/2; loads less than minimum charges shown are not recommended; use maximum loads with caution: Be Alert: Publisher cannot be responsible for errors in published load ... t mobile pay bill phone number This is The TechCrunch Exchange, a newsletter that goes out on Saturdays, based on the column of the same name. You can sign up for the email here. It was an active week in the tec....257 Roberts (Winchester Rifle Data) reloading data with 5 loads. Using bullets from Hornady SP, Hornady Hollow Point, Sierra Hollow Point Boat Tail, Speer Soft Point Boat Tail, Nosler Part. Powders include Winchester