Well, it may be a bit early for celebrating, but I managed to reach 2431fps in my 416 Taylor.
Why a bit early?...
That's because only three of the five bullets that I fired over the chrony gave any reading at all. The other two (the last two) didn't produce a reading because it was getting too dark.
Still those three read...
2422
2441
2432
As a bonus, the one group I fired (the other two were just for speed) had all three holes touching! Kinda strung out measuring 1.2" left to right, and .5 inches vertically.
This rifle has never shown that sort of accuracy before, so I was very surprised!
What's the fabulous new secret power?...
None other than plain old H4895. 72.0grs to be exact, in R-P brass, Fed210M primers, shooting Hornady 400gr Round Nose bullets. C.O.L. was the basic 3.350 inches, standard short magnum length.
No pressure signs, but the ol'rifle kicked a bit more than usual!
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Brian
The 416 Taylor WebPage!
All along I knew it was possible. When I get my Taylor back from the smith I am starting with RL-15, H4895 and N-550. I have used the N-550 in my 35 Whelen and acheived 100 FPS more. Have you tried any ball powders Like H414?
I e-mailed Vit/Lapua for load data but received no response.
Thanks for the update
Classic35
bigdog,
I have not tried any ball powders. There's not a great selection of powders in my town, in fact I need to check on getting more H4895.
Bill/Oregon
That sounds like a VERY nice rifle! This data is not listed on my webpage yet. I notorious for being slow at updating that page.
470 Mbogo,
The 72.0gr load comes from Art Alphins "Any Shot You Want" manual. It's Arts max load with this powder, and he list the pressure at 49,300 CUP. Nick Harvey's "Practical Reloading Manual" has 74.0grs listed as max, but I suspect that will be too much in my rifle.
Overall, now that I've reached my goal, I'll probably back down a couple grains. Although, if I lose the accuracy, I may stick with it. When it come time to take the rifle to Africa, I'll certainly trade some accuracy though, for reliable extraction.
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Brian
The 416 Taylor WebPage!
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Ray Atkinson
Brian, congrats on hittin twenty-four hundo. It is nice to know that you can. It might just be a little ".416 Cartridge Small Guy Complex", but if nothing else it does show what an efficient "little" .416 the Taylor really is. I am hoping to play around with 4895 over the winter, chinooks willing of course. I will keep you posted on my load development so you can include it on your site. I will also give it to Saeed for use on his pages as well, once I have something substantial.
Could you tell me what temperature and elevation your loads were chronied at? I am trying to keep track of the variation in my loads and yours may make a nice comparison.
Regards, Canuck.
Don't worry about Ray, he's been peeing in my Taylor Wheaties from day one.
Heck, if he were to say anything really nice, I'd fall out of my chair in surprise!
(Just kiddin Ray, thanks for the help.)
I checked my copious range notes, (the back of a paper plate) and noticed I somehow failed to log the temperature for that session! I'll give my best S.W.A.G. and say it was mid-40's and perhaps 30ft ASL. May have been lower in elevation though, as I just recalled that the city expanded the shooting range in a "wet-land" zone, without the proper permission.
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Brian
The 416 Taylor WebPage!
[This message has been edited by sdgunslinger (edited 11-19-2001).]
I mic all cases and will not shoot a load that expands past .0002 when hunting Africa and that has seemed to work for years. You will also take note that I have long throats in most of my rifles, which in effect is an improved chamber...
I don't think that you can load a 416 Taylor to compete with a 416 Rem without a problem sooner or later...thats just asking a lot, and when the temp soars to 110 and the barrels hot from shooting, you may get a problem, in this case..I don't know but I would think it would be worth consideration without flame.
I further believe that a 400 gr. bullet at 2300 is every bit as effective as a 400 gr. bullet at 2400 FPS, which speaks well for the 416 Taylor or 375 Taylors ability to compete with their big brother counterparts....
I certainly know that a 416 Rem with its bigger case and more powder space will outperform a 416 bullet from a 338 case..although you can equal the 416 Rem you do so at very increased pressure and that is obvious that your in the .0010 maybe .0015 case expansion area..
I don't feel like I have condemmed the 416 Taylor in any way, it is a fine caliber in its own right, but common since tells one you cannot safly make a 416 Rem out of it, anymore than you can make a 416 Wby out of the 416 Rem or a 9.3x64 out of a 9.3x62, you have to be satisfied with comming close enough for all practical purposes, and that has been accomplished here.
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Ray Atkinson
I think your reasoning is perfectly sound. That's why I'm happy with my .416 Rigby, for all the reasons you said. The only thing I don't like about my CZ is that the action isn't big enough & heavy enough, so I have to add weight by way of the CZ mounts and, to a lesser extent, the scope.
quote:
Originally posted by BW:
I'll give my best S.W.A.G. and say it was mid-40's and perhaps 30ft ASL.
Very interesting. The temperature is very similar to the conditions I usually shoot in (on average anyway). It did not dawn on me how very different the elevation is though. The range I shoot at is located at about 1600m, which is about 5200 ft. I imagine our thin air must be a contributing factor in my "higher than usual" velocities.
Anyone know a rule of thumb relative to the effect of elevation on velocity for the same load?
Canuck
I have tried IMR 3031 before, but to be honest, I didn't do a lot of loading with it. Around the same time, I found the RL-15 was working so much better than the other powers, that I pretty much abandoned them.
I don't have much for H4895 and 300gr bullets. One load I tried was 70gr H4895 and a cast Beartooth 335gr bullet. The groups I shot with cast bullets needed to be measured with a yard stick, not vernier calipers (or "very-nears" as I like to call'em ).
If it were me, and my rifle, I would have no problems starting out at the 400gr max data and working up a few grains. Once again, A-Square lists 72.0gr H4895 as max with 400gr bullets. Nick Harvey lists 74.0gr H4895 as max with 400gr bullets.
Guess I would start with 72.0grs, and work up slowly looking for pressure signs using whatever technique you prefer.
If you find some good loads, I (well, we as there's a few of us here) would love to hear about them.
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Brian
The 416 Taylor WebPage!
Glad you can stand our good-natured ribbing!
Of course your correct. How could one expect to match velocities with a cartridge that has a larger case? Ya can't. Not if both are loaded to the same pressures, etc.
I'll try and be happy with 2300fps, but it's only natural to try different bullet/powder combinations when things get slow.
Like your 9.3x62mm, my Taylor has a very long throat. I can seat a 400gr Hornady RN in the case a 1/16th of an inch (or so) feed it into the chamber, and it comes out the same length (3.740). That means it's still not touching the rifling!
Now that I've learned about opening up Winchester Classic actions to "magnum" lengths, I'll select a longer case for my next really big bore.
Take care!
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Brian
The 416 Taylor WebPage!
Just kiddin' ya of course !
But I really wonder just how hot a Taylor has to be loaded to get to the 2400 fps level . Chatfield-Taylor , John Wooters and others loaded their .416 s up to 2400 and took them to Africa ; no problems reported . I think Ken Waters got 2400 out of his Taylor as reported in Handloader , and he is a pretty careful fellow , not a wild eyed blower up of rifles by any means ......
Confusas sez, big case last longer.
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Ray Atkinson
FWIW, Canuck
I do agree that 2300 seems like a reasonable max with the taylor, that leaves it 200 fps shy of what the rem mag can do, just like how the 458 mag is ~200 fps shy of the 458 lott.
Brian, congrats, and maybe someday I'll build a 416 howell to see what it does, but I'm still waiting on my 458 HRH and 500 Jeffrey from John, and they ougth to dish out enoug punishment to keep me busy for awhile!