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barnes in 1 in 8 twist
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I have a 1 in 8 twist barrel on my 338/06. I'm wanting to hunt with 210 grain Barnes. Will the 1 in 8 cause the bullet to shed pedals???


velocity is like a new car, always losing value.
BC is like diamonds, holding value forever.
 
Posts: 1650 | Location: , texas | Registered: 01 August 2008Reply With Quote
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I'm sure when the bullet gets where it's going the petals are gonna do something.
 
Posts: 5002 | Location: soda springs,id | Registered: 02 April 2008Reply With Quote
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Picture of Mike_Dettorre
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I have no idea how the physics actually work but since you will be starting off at less than 2800 I would be really surprised


Mike

Legistine actu quod scripsi?

Never under estimate the internet community's ability to reply to your post with their personal rant about their tangentially related, single occurrence issue.




What I have learned on AR, since 2001:
1. The proper answer to: Where is the best place in town to get a steak dinner? is…You should go to Mel's Diner and get the fried chicken.
2. Big game animals can tell the difference between .015 of an inch in diameter, 15 grains of bullet weight, and 150 fps.
3. There is a difference in the performance of two identical projectiles launched at the same velocity if they came from different cartridges.
4. While a double rifle is the perfect DGR, every 375HH bolt gun needs to be modified to carry at least 5 down.
5. While a floor plate and detachable box magazine both use a mechanical latch, only the floor plate latch is reliable. Disregard the fact that every modern military rifle uses a detachable box magazine.
6. The Remington 700 is unreliable regardless of the fact it is the basis of the USMC M40 sniper rifle for 40+ years with no changes to the receiver or extractor and is the choice of more military and law enforcement sniper units than any other rifle.
7. PF actions are not suitable for a DGR and it is irrelevant that the M1, M14, M16, & AK47 which were designed for hunting men that can shoot back are all PF actions.
8. 95 deg F in Africa is different than 95 deg F in TX or CA and that is why you must worry about ammunition temperature in Africa (even though most safaris take place in winter) but not in TX or in CA.
9. The size of a ding in a gun's finish doesn't matter, what matters is whether it’s a safe ding or not.
10. 1 in a row is a trend, 2 in a row is statistically significant, and 3 in a row is an irrefutable fact.
11. Never buy a WSM or RCM cartridge for a safari rifle or your go to rifle in the USA because if they lose your ammo you can't find replacement ammo but don't worry 280 Rem, 338-06, 35 Whelen, and all Weatherby cartridges abound in Africa and back country stores.
12. A well hit animal can run 75 yds. in the open and suddenly drop with no initial blood trail, but the one I shot from 200 yds. away that ran 10 yds. and disappeared into a thicket and was not found was lost because the bullet penciled thru. I am 100% certain of this even though I have no physical evidence.
13. A 300 Win Mag is a 500 yard elk cartridge but a 308 Win is not a 300 yard elk cartridge even though the same bullet is travelling at the same velocity at those respective distances.
 
Posts: 10163 | Location: Loving retirement in Boise, ID | Registered: 16 December 2003Reply With Quote
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Try it and find out. Every rifle barrel is different. Are you concerned about the "petals" just blowing off as the bullet leaves the muzzle??


Even the rocks don't last forever.



 
Posts: 31014 | Location: Olney, Texas | Registered: 27 March 2006Reply With Quote
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I have a 1:8" twist 6.5 that shoots the 120 grain Barnes bullets at 3,000 fps without issue.


Frank



"I don't know what there is about buffalo that frightens me so.....He looks like he hates you personally. He looks like you owe him money."
- Robert Ruark, Horn of the Hunter, 1953

NRA Life, SAF Life, CRPA Life, DRSS lite

 
Posts: 12753 | Location: Kentucky, USA | Registered: 30 December 2002Reply With Quote
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quote:
Originally posted by Crazyhorseconsulting:
Try it and find out. Every rifle barrel is different. Are you concerned about the "petals" just blowing off as the bullet leaves the muzzle??

Of course not. Concerned about maintaining pedals while penetrating.


velocity is like a new car, always losing value.
BC is like diamonds, holding value forever.
 
Posts: 1650 | Location: , texas | Registered: 01 August 2008Reply With Quote
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no ... i am not aware of any commercially available twist rate.. aka, not a THREAD pitch, having any impact on barnes bullets opening up "weird" ..

"blue streak" is where bullets fail due to profoundly high velocity .. 25acp bullets out of a 25-06, for example

as for myself, in a 338-06, i would be concerned with impact vels being too low at distance


opinions vary band of bubbas and STC hunting Club

Information on Ammoguide about
the416AR, 458AR, 470AR, 500AR
What is an AR round? Case Drawings 416-458-470AR and 500AR.
476AR,
http://www.weaponsmith.com
 
Posts: 40030 | Location: Conroe, TX | Registered: 01 June 2002Reply With Quote
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Shoot some of them into "dry" magazines that's about as tough as material gets for testing bullets, it destroys most bullets..I would be more concerned about accuracy, and let the Barnes do their thing..even if it blows the petals it will still kill well enough and you will know the answer to your question...Those petals make animals purty sick btw..


Ray Atkinson
Atkinson Hunting Adventures
10 Ward Lane,
Filer, Idaho, 83328
208-731-4120

rayatkinsonhunting@gmail.com
 
Posts: 42210 | Location: Twin Falls, Idaho | Registered: 04 June 2000Reply With Quote
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quote:
Originally posted by swampshooter:
I have a 1 in 8 twist barrel on my 338/06. I'm wanting to hunt with 210 grain Barnes. Will the 1 in 8 cause the bullet to shed pedals???


In a nutshell: No.

Fast rifling helps stabilize the long-for-weight X bullets. I've found that in some cartridges with heavy-for-caliber X-bullets, I needed a faster than standard twist rate to stabilize them. With any of Barnes' X bullets your 1:8 rifling twist in your 338-06 is just what the doctor ordered.

I've only seen lost petals when the bullet has hit heavy bone, and then just one or two petals, not all.

Barnes bullets also thrive on velocity. I don't think it is possible to drive them to fast; they will not fail. However, on the other end of the spectrum, they do not open well at impact velocities below 1,800 fps. I set my maximum range when using them based on impact velocity of 2,000 fps. Hit any game animal with an X bullet at an impact velocity of 2,000 fps or more and I suspect you will be pleased with the results.
 
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