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Author Topic: Extending the range of a 30-06?  (Read 16630 times)

Offline Dansk

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Extending the range of a 30-06?
« on: April 03, 2011, 11:16:35 AM »
What is the longest 'point blank range' factory loaded 30-06 cartridge for medium sized game (deer, antelope, sheep)?

I usually shoot Fed Prem w/Barnes TSX in 165- thought some of you might know of a different bullet in a better factory load that would maximize the '06 PBR.  I started hunting Montana a few years ago and will start WYO this year for antelope.

I'm debating buying another smaller/flatter calibered rifle (leaning to WBY .257), but thought id check to see how far i can stretch the '06's PBR before I lay out some more cash.

(I like to keep it simple and avoid calculating holdover in the field- i'm just not that proficient yet.)

Suggestions?

Offline deerslyr

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Re: Extending the range of a 30-06?
« Reply #1 on: April 03, 2011, 11:51:03 AM »
Get a scope with a ballistic redicle...

Online bobcat

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Re: Extending the range of a 30-06?
« Reply #2 on: April 03, 2011, 11:52:21 AM »
I think I'd look at something like the Nosler Accubond in a 165 grain, or maybe even 180. The heavier bullets have a higher ballistic coefficient, which means they will retain their velocity better, even though they start out slower. The 180 will still have slightly more drop than the 165 but the wind will affect it less.

Offline hoyt2002

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Re: Extending the range of a 30-06?
« Reply #3 on: April 03, 2011, 05:45:30 PM »
getting a new gun is the best way. 300 rum maybe?

Offline sakoshooter

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Re: Extending the range of a 30-06?
« Reply #4 on: April 03, 2011, 07:19:07 PM »
Shooting a 150gr bullet out of your ought 6 will increase your MPBR but only slightly because of increased velocity. When you're talking MPBR, you're really splitting hairs when considering slightly different bullets weights and even different rifles. Are you talking about a MPBR for deer(6" circle) or elk(12"circle)?
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Offline Dansk

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Re: Extending the range of a 30-06?
« Reply #5 on: April 03, 2011, 07:28:44 PM »
Shooting a 150gr bullet out of your ought 6 will increase your MPBR but only slightly because of increased velocity. When you're talking MPBR, you're really splitting hairs when considering slightly different bullets weights and even different rifles. Are you talking about a MPBR for deer(6" circle) or elk(12"circle)?

MPBR for deer/sheep/antelope.  6" circle.

Offline Bob33

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Re: Extending the range of a 30-06?
« Reply #6 on: April 03, 2011, 07:48:12 PM »
Federal has some "High Energy" loads with more velocity than standard loads.  I've shot some 180s that hit around 2870 over the chronograph.  Hornady also has some "Super Performance" ammunition with velocities that exceed standard loads.  If they shoot well in your gun, and you like the bullet selections, that's one option.

If you think your 30-06 will ever approach the flat shooting trajectory of a 257 Weatherby, it won't get close.   A 30-06 may drop 16 to 20 inches at 400 yards, while a 257 will only drop 6 to 8 inches.

However, with a good rangefinder that becomes less of an issue.  Also, don't forget you can always try to get closer, or heaven forbid pass up a shot.
Nature. It's cheaper than therapy.

Offline satchel3006

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Re: Extending the range of a 30-06?
« Reply #7 on: April 04, 2011, 01:28:37 PM »

Offline CP

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Re: Extending the range of a 30-06?
« Reply #8 on: April 04, 2011, 01:52:49 PM »
A 150g boat-tail bullet @ 2900fps gives a MPB range (6") of about 365 yd.  You need more?

Offline jackelope

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Re: Extending the range of a 30-06?
« Reply #9 on: April 04, 2011, 01:54:18 PM »
What ranges are you worried about shooting with your 30-06?
I can't wait to buy another .257 Weatehrby but have you seen the price of ammo? I used to own one so I know what to expect...$65 a box of 20 is for the cheap stuff.
 :yike:
Also, don't forget you can always try to get closer, or heaven forbid pass up a shot.

 :yike:
:fire.:

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Offline Dansk

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Re: Extending the range of a 30-06?
« Reply #10 on: April 05, 2011, 06:29:21 PM »
What ranges are you worried about shooting with your 30-06?
I can't wait to buy another .257 Weatehrby but have you seen the price of ammo? I used to own one so I know what to expect...$65 a box of 20 is for the cheap stuff.
 :yike:
Also, don't forget you can always try to get closer, or heaven forbid pass up a shot.

 :yike:

My current MPBR is about 270 yds with a factory 165gr round, and drops dramatically very quickly.  I've had presentations between 300 and 400 for deer in MT and have read that I should be able to comfortably shoot between 300-400 yds for Antelope, Sheep, and goat.  A 100gr Wby .257 is something around 340 MPBR- hold at high shoulder  between 350 and 400  and I've got much more 'instant' range before the need to calculate holdover or use BDC reticle. 

I thought there might be a lighter bullet/hotter cartridge factory load suitable for above animals that can get my 30-06 MBPR into the mid 300yd range.


per Chuck Hawsks:
The regular .30-06 factory load for the 165 grain spitzer, regarded by many as the best general purpose bullet weight for the .30-06, gives a MV of 2,800 fps and ME of 2,872 ft. lbs. At 200 yards the figures are 2,283 fps and 1,909 ft. lbs. That load has a maximum point blank range (+/- 3") of about 273 yards.

Offline Dansk

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Re: Extending the range of a 30-06?
« Reply #11 on: April 05, 2011, 06:35:24 PM »
A 150g boat-tail bullet @ 2900fps gives a MPB range (6") of about 365 yd.  You need more?

...hmm.. maybe I'm not looking at the right balistics (??)- I've researched and a 6" MPBR (3" high to 3" low) for my load is about 270yds.

Offline Bob33

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Re: Extending the range of a 30-06?
« Reply #12 on: April 05, 2011, 06:41:16 PM »
A 150g boat-tail bullet @ 2900fps gives a MPB range (6") of about 365 yd.  You need more?

...hmm.. maybe I'm not looking at the right balistics (??)- I've researched and a 6" MPBR (3" high to 3" low) for my load is about 270yds.
I can't see how that can be.  Any 3006 bullet at 2900 ft/sec that does not go more than 3" above the line of sight would be much lower than 3" at 365 yards.

You should just go buy a Weatherby 257.  You can get an ugly Vanguard for around $400.  They have a very good reputation for accuracy.
Nature. It's cheaper than therapy.

Offline Dansk

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Re: Extending the range of a 30-06?
« Reply #13 on: April 05, 2011, 06:58:28 PM »
you could try these http://www.federalpremium.com/products/details/rifle.aspx?id=875

Ooh... that's what i'm talking about...

I ran the comp- I can get the same trajectory as a 270 Wby mag 130gr (barnes didn't have 257 listed) with a 3006 110gr barnes.

Question then is what's the lower energy limit for mulies - i'm giving up alot of ft lbs at distance with a 110 bullet.


Offline Bob33

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Re: Extending the range of a 30-06?
« Reply #14 on: April 05, 2011, 07:09:49 PM »
Well, as they say there's no free lunch.  If you back into the ballistic coefficient of that 110 grain bullet using Federal's data, it's about .31.  That's pretty low.  Here's an approximate ballistics chart with a 3" high maximum rise, which occurs at about 157 yards.  The zero range is 275 yards, and a 3" MPBR is about 320 yrds.

110 grain bullet,  BC = 0.315         
Yds   Drop   Ft / Sec   Ft / Lbs
0   -1.5   3400   2823
100   2.4   3093   2337
157   3.0   2925   2090
200   2.6   2801   1917
250   1.2   2661   1729
275   -0.1   2592   1641
300   -1.6   2524   1556
325   -3.4   2457   1474
350   -5.6   2391   1396
375   -8.2   2325   1320
400   -11.3   2261   1248
425   -14.7   2197   1179
450   -18.6   2135   1113
475   -22.9   2073   1050
500   -27.8   2012   989
525   -33.1   1952   931
550   -39.1   1893   875
575   -45.7   1835   823
600   -52.9   1778   772
Nature. It's cheaper than therapy.

 


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