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.270Win loads?
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I found a Savage 110 with a laminated stock in .270 Win recently. It came with a Weatherby Premium 3x9x44 scope. $250.00 out the door was too good to pass up.
I have never loaded for .270. Will it use the same powders as a 30-06? I have some H 4350 for my Swede and Swiss rifles, and IMR 4895 (for my Garand).
I also fell into this: Approximately 2 full boxes of Sierra 150 gr. Spitzer boattails
100 Speer 170 gr. round nose
82 Nosler 130 gr. Partitions
56 Sierra 130 gr. Spitzer flat base
$50.00.

I think the Savage has a 1 in 9.5" twist rate. What bullet weights would work in this rifle?
What powders does the .270 like?
I bought a box of Winchester Super-X with 130gr bullets just to see if it actually had a firing pin, and I wasn't real impressed with the accuracy but I was in a little hurry. I will try again later when I have more time.
I am used to my AR15, which is scary accurate, and my Swiss K31 and Swede M38. Both of those are very very accurate. How accurate is this .270?
Do I need to do something to help the Savage- bedding or something?

Thanks,
Jim


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Posts: 152 | Location: Fort Worth, Texas | Registered: 18 December 2004Reply With Quote
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The tried and true load for the .270 is 60 grain of H-4831 under a 130 grain bullet. as for the other powders I thinH-4350 should be good, have a look at the hogden web site !
...tj3006


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Posts: 2450 | Registered: 09 June 2005Reply With Quote
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The Jack O'Connor "classic" load for the 270 is the H4831. Alot of people still think it was made for the 270. I tend to agree. I use the 4831 for 150 grain bullets, especially Partitions. For 130 grainers, my gun prefers H4350.
 
Posts: 468 | Location: Tejas | Registered: 03 October 2004Reply With Quote
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Any of the 4895 powders are too fast burning for optimum results in the .270 Winchester.

IMR or H4350 are probably not optimum for the .270, but they frequently give excellent accuracy in it, with some sacrifice in top velocity.

In my opinion, Alliant Reloader 22 may be the best powder available nowadays for the .270 and bullets from 130 to 150 grains.

The H4831 that O'Connor used was an older slower-burning version of 4831 that is no longer available. Today's H4831 is faster burning than that old stuff, so O'Connor's loads, if made with present-day H4831, will produce loads that are very hot, often unsafely so.

Some .270s give better accuracy with 150 grain than 130 grain bullets. You can try both, and also 140 grain ones, to see which works best in your rifle.


"How's that whole 'hopey-changey' thing working out for ya?"
 
Posts: 5883 | Location: People's Republic of Maryland | Registered: 11 March 2001Reply With Quote
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H4350 works really well in the 270 so since you have it use it.
 
Posts: 1159 | Location: Florida | Registered: 16 December 2004Reply With Quote
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I use IMR-4350 in my Savage with the Speer 130-grain SP and like it. The Speer book shows max at 55 grains with Winchester cases and CCI 200 primers, that's my load!
 
Posts: 420 | Location: Boise, Idaho | Registered: 08 November 2003Reply With Quote
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H4831 is "the" powder in 270 win.

R22 is darn good as well.

Good Luck

Reloader
 
Posts: 4146 | Location: North Louisiana | Registered: 18 February 2004Reply With Quote
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pepper:
I've had the best luck with Rldr-22 and a 150 gr. Partition. I only use 150 gr. bullets however. 56-57 grs. of Rldr-22. Also, IMR-7828 has shown promise as well with the 150 Partition I found 58 grs. to be max for that powder. It gave me 2950 fps and about 1.25" groups. That load might want more work.
I can easily get 1" or slightly less with 56-57 grs. of Rldr-22. BTW, once you find a load that looks good, you might consider trying a Lee factory crimp die. I've played with this on my .270 loads some and the results look promising. I'm aware that most guys don't crimp but I've tried it only a couple of times and results look promising. Something ya might wanna consider later on. Hope this helps some. Later, Bear in Fairbanks


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Posts: 1544 | Location: Fairbanks, Ak., USA | Registered: 16 March 2002Reply With Quote
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H-4831 is the old standard for 270, it works almost as well in 270's as it did in the 16" Naval Cannon's it was made for. The new H-4831 is a little warmer but it's also probably more temp stable, can be had in a Smaller grained version (H-4831SC) and is still a great 270 Winchester powder.
I usually use RL-22.......................DJ


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Posts: 3976 | Location: Oklahoma,USA | Registered: 27 February 2004Reply With Quote
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H4831
RL22
VV N160

All excellent.

May favourite load just now is a 140gr Accubond over 53.5gr N160. Quite a mild load but very accurate. I am guessing velocity is 2800-2850 in a 24" barrel.


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Posts: 1484 | Location: Northern Ireland | Registered: 19 February 2004Reply With Quote
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My. .270 shoots extremely well with 130, 140 and 150 grain bullets over IMR 4831. It also did very well with some 140gr. bullet/W760 loads.

Good shooting,
desmobob
 
Posts: 79 | Registered: 29 April 2007Reply With Quote
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I have loaded more for the .270WSM than the older .270 Win., but the powders you have on hand will work. A friend of mine who used to live next door to me loaded his .270 Win. with IMR-4895 and the Sierra 150 gr Spitzers. Apparently the deer he killed with that load didn't realize the powder he was using wasn't optimal for the cartridge. It would probably provide a little less recoil (and velocity) than a heavier charge of a slower burning powder like H-4831.
My advice is to grab a reloading manual or two, or check manufacturer's data on the internet for the bullets you want to try and load some up. If you or a friend has access to a chronograph, it would let you know if you are achieving the velocity you desire. It can be a little sobering to work up an accurate load, only to find out it chronographs 300 or 400 fps slower than you thought it would. Still doesn't mean it can't do the job, just may suggest you get a little closer. The H-4350 should work well, and provide higher velocity. If neither works acceptably well, the other posts suggesting you try H-4831, Reloder 22 or even another 4350 are reasonable. Other powders that should do well with the .270 Win are IMR-4831, Accurate 3100, Vihtavuori N-160 and N-165, and Ramshot Magnum.


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Posts: 515 | Location: kennewick, wa | Registered: 18 May 2004Reply With Quote
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I know I'm a little late to this party, but I went to the range yesterday with my new Browning A-bolt .270 to fire some test loads. I had loads of varying weights using various powders (H4831, IMR 4895, RL22) behind a 130 gr. Nosler accubond bullet. The RL22 gave the best results (5 shot group just over .75in in diameter). The IMR4895 also gave a good group, but not as tight as the RL22. The new pet load for this gun is 58 gr of RL22 and the aforementioned 130gr Nosler accubond.
 
Posts: 29 | Location: Colorado | Registered: 19 January 2007Reply With Quote
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I have been having good results with H 4350, H 4831, and RL 22.
 
Posts: 262 | Registered: 20 September 2006Reply With Quote
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Don't over look H-1000 in the 270 Win...H-1000 works very well...... beer


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Posts: 5077 | Location: USA | Registered: 11 March 2005Reply With Quote
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50 gr H322, 130 gr, stock 22" Howa barrel, 3044 fps threshold of trouble
49 gr H322, 130 gr 22" Pac nor Barrel M70 3056 fps threshold of trouble
51.3 gr H322, 130 gr , Stock Ruger 26" barrel, no trouble
 
Posts: 9043 | Location: on the rock | Registered: 16 July 2005Reply With Quote
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Not to disagree with Lloyd Ebby, as I find he knows his stuff... however, powders like IMR 4895, RL 15, IMR 4064, IMR 3031 are NOT too fast for "optimal performance" in a 270....

Granted you will give up 100 fps in Max Velocity potential with a 130 grainer, but for the 100 fps MV you give up, you also are using about 10 grains less powder... and frequently you will notice tighter groups with the lower velocity.. even with the slower powders...

a click or two on the scope elevation knob will compensate for that 100 fps MV you gave up.. while I have pumped the 270 up to 270 Weatherby factory velocity figures ( over pressured of course).. I have seen no loss when compared to the penetration ability at 100 and 200 yds, of either the 270 Weatherby velocity potential or the 2800 fps velocity with a 130 grainer using 4895 or 4064 or RL 15....

I did notice a difference in recoil... and a difference in brass life tho...

for some reason people feel the need to redline the 270's velocity...I for one, don't....

I only "pump up the volume" when I am loading it with the 160 grain SMP Partition, with an MV of about 2950 fps... but at that time, I am loading it for much heavier game than the average blacktail or whitetail...

And I load that just because I prefer the SMP design that many more partitions use to have.. I think it opens up better on game, and I also am a real believer in the penetration ability of the SMP design and high sectional density...

wouldn't I love to see a 130 and 140 SMP partition in 6.5 mm...


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Posts: 9316 | Location: Between Confusion and Lunacy ( Portland OR & San Francisco CA) | Registered: 12 September 2007Reply With Quote
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One of the things I learned from Seafire was to try a faster powder. Less noise, less recoil, less trouble metering, less money, and the option of putting in more powder.

Load books with their dumbed down loads mostly focus on all very slow powders. They leave out many good options.

Only on the AR forum is it common to be advanced enough to make up your own loads.
 
Posts: 9043 | Location: on the rock | Registered: 16 July 2005Reply With Quote
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I've been working for several weekends on 270 loads using H4831, H4350, and Reloader 22. H4350 was OK, but I worked a ladder from 56-60.4 grains of R-22 and all I can say is Wow! Two confirmation groups with the best load show excellent results. Just today I put 5 shots in .71 inches with 60 grains of R-22 behind 130 grain Interlock SP bullets. Velocities were 3188, 3169, 3163, 3169, and 3158. I'm liking this powder.
 
Posts: 41 | Location: Indiana | Registered: 29 March 2007Reply With Quote
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I have been using IMR 4350 in my 270 rem mountain rifle with good results under a sierra 140 gr bullet, but I am getting ready to load some 130 gr with H 4831 to try it.
 
Posts: 116 | Location: Eastport Maine | Registered: 24 April 2005Reply With Quote
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I have found excellent hunting loads in the 270 with all of the following powders with little effort:

Re22, 19
IMR 4064, 4350, 4831
H4350, 4831, 1000

I do not know why AA3100 is so rarely mentioned or perhaps even used, but it has produced several excellent and consistent loads in my 270s, 300 WM, and 7mm Rem Mag. It is typically a cheaper powder than most also.

If I had to pick only a couple of powders for the 270 in all bullet weights, they would be Re22 and H4831SC.

Don't dismiss IMR4350. For accuracy, it is hard to beat, so long as you're not worried about 90-120 fps loss. The animals sure can't tell.


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Posts: 7906 | Registered: 05 July 2004Reply With Quote
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I have some H4350 that I bought for my 7.5x55 Swiss, so that will be the first I try. If I get good results with it I'll post here.

Thanks,
Jim


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Posts: 152 | Location: Fort Worth, Texas | Registered: 18 December 2004Reply With Quote
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get good accuracy from imr 4350
51 grains with 140gr SST (hornady), winchester brass and WLR primer...
Older Ruger M77 ---
 
Posts: 5 | Registered: 12 September 2007Reply With Quote
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I took (3) .270's to the range today and shot:

1) 140 gr Accubonds with moly and 55.3 gr of IMR4350.

The 26" barrel was getting 3086~3108 fps
The 22" barrels were getting 2956~3079 fps


2) 130 gr Rem SP moly and 58 gr IMR4350

The 26" barrel was getting 3205~3259 fps
The 22" barrels were getting 3134~3189 fps


I fired all 66 rounds with no pressure sign on the brass.

I had no recoil pads, and I was starting to feel it.
My shoulder had a pressure sign.
 
Posts: 9043 | Location: on the rock | Registered: 16 July 2005Reply With Quote
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What accuracy did you get with which load?

Jim


NRA Life Member
 
Posts: 152 | Location: Fort Worth, Texas | Registered: 18 December 2004Reply With Quote
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quote:
Originally posted by pepperbelly:
What accuracy did you get with which load?

Jim


Lousy

But that is not the fault of the loads, the problem is me and the guns. I could not wait for the barrels to cool down. I am spoiled by bull barrels shooting 33 gr bullets into a half inch without the barrel getting hot.

Today's range report:
quote:
A) Ruger #1 .270 that I bought to rebarrel to 6mmBR. On it's last trip to the range it was not as accurate as the Howa and M70 .270s. Since then I put an AR15 scope riser on it, that I milled out to fit and put a rubber washer under the screw that hold the for end. I put the 13x40x40 VariX-iii on it. It is a 9.75 lb rifle with that scope.
140 gr moly Accubond 55.3 gr IMR4350 3.34" Quickload predicts 65,000 psi and 3148 fps in 26" barrel.
I measured 3086, 3108, 3086 fps
.375" 3 shot at 50y
.62" 2 shot at 100y
.87" 2 shot at 100y
1.75" 3 shot at 100y
130 gr Remington Soft point moly 58 gr IMR4350 3.333, Quickload predicts 66,000 psi 3284 fps
I measured 3205, 3259, 3228, 3252, 3205, 3023
.75" 3 shot at 50y
.87" 3 shot at 50y

B) Winchester pre 64 M70 that I rebarreled with a Pac Nor barrel and restocked with a Borden fiber glass stock. This is a 6 7/8 lb without scope rifle 22" barrel. I put a VariX-iii 4.5x14x40 tactical scope on it.
130 gr Remington Soft point moly 58 gr IMR4350, Quickload predicts 66,000 psi 3157 fps
I measured 3167, 3187, 3189 fps
2.1" 3 shot at 50y
140 gr moly 3.34" 58 gr IMR4350 Quickload predicts 68,000 psi 3070 fps
I measured 2996, 2982, 3032
1.25" 3 shot at 50y
140 gr moly 3.445" 58 gr IMR4350, Quickload predicts 65,000 psi, 3026 fps
I measured 3079, 3023, 3009. Quickload knows nothing about being jammed into the lands
.87" 3 shot at 50y
1.375" 3 shot at 100y
3.75" 2 shot at 100y


C) Howa .270, I took the 4.5x14x40 scope off the M70 and put it on the Howa. With that scope it is a 9 pound rifle
130 gr as above, I measured 3159, 3134, 3072 fps
1.5" 2 shot at 50y
1.25" 3 shot at 50y
1.6" 2 shot at 50y
1.3" 3 shot at 100y
1.75" 3 shot at 100y
1.1" 3 shot at 100y
1" 2 shot at 100y
140 gr as above, I measured 2996, 2956 fps
.87" 2 shot at 100y
1.2" 2 shot at 100y
1.4" 2 shot at 100y
I left the horizontal scope adjust is set at "6.1" for 140 gr and "5.1" for 130 gr for 1" high at 100y as heavier bullets pull to the left.
 
Posts: 9043 | Location: on the rock | Registered: 16 July 2005Reply With Quote
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