Unramped Barrels

Started by REDLINE, May 17 2017 06:33:09 AM MDT

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14 GT-500

My brass from the Blue Dot reloads fired from my Colt wiil all be in the same area but about 25ft away, were as my Kimber will throw them all over the place but about the same distance. Most of the time I will lose about 10% of my brass, but thats the price you pay for shooting the Big Ten.

REDLINE

Quote from: 14 GT-500 on May 20 2017 10:37:33 AM MDTMy brass from the Blue Dot reloads fired from my Colt wiil all be in the same area but about 25ft away, were as my Kimber will throw them all over the place but about the same distance. Most of the time I will lose about 10% of my brass, but thats the price you pay for shooting the Big Ten.
Thanks, good to know.  I wouldn't have thought the Colt would have handled those loads that well.
Gun Control?  Oh yes, the theory that becoming a victim is somehow morally superior to defending yourself & your family.  Makes perfect sense.

14 GT-500

My Colt!! handels the Blue Dot loads someone else's gun might not fare as well. My load of 800x pushes a 180 gr bullet over 1320 fps !! again that is my Colt Delta. I worked up them loads slowly and I do chrono every one of my work up loads and inspect every brass casing to make darn sure were I'm at.
The only load that showed any signs of over pressure was some 155 gr Underwood that went 1500+++ I save them for my Kimber but thats the only load that I don't shoot through the Colt, and it's not that the gun can't handle  it but the brass is trashed  :(

REDLINE

Leaves me wondering how any manufacturer's loads ever caused catastrophic (everything from simple case blowouts to KBs) failures with all the firearms they have.  And how many of those examples were split between over-pressure ammo and over-modified guns.
Gun Control?  Oh yes, the theory that becoming a victim is somehow morally superior to defending yourself & your family.  Makes perfect sense.

Sailormilan2

I realize that I am resurrecting an old thread, but Numrich carries some aftermarket, unramped 10mm barrels in full sized.
They are nice barrels. I've got a couple of them.  I'm getting very good accuracy, and I have shot full power Underwood ammo through it, with nary a smile to be seen.

https://www.gunpartscorp.com/products/1050550A

PCFlorida

Quote from: Sailormilan2 on April 01 2018 08:47:01 AM MDT
I realize that I am resurrecting an old thread, but Numrich carries some aftermarket, unramped 10mm barrels in full sized.
They are nice barrels. I've got a couple of them.  I'm getting very good accuracy, and I have shot full power Underwood ammo through it, with nary a smile to be seen.

https://www.gunpartscorp.com/products/1050550A

Thanks! I have two on order.
NRA Life Member

Mike D

Quote from: Sailormilan2 on April 01 2018 08:47:01 AM MDT
I realize that I am resurrecting an old thread, but Numrich carries some aftermarket, unramped 10mm barrels in full sized.
They are nice barrels. I've got a couple of them.  I'm getting very good accuracy, and I have shot full power Underwood ammo through it, with nary a smile to be seen.

https://www.gunpartscorp.com/products/1050550A
Quote from: PCFlorida on April 01 2018 03:04:35 PM MDT
Quote from: Sailormilan2 on April 01 2018 08:47:01 AM MDT
I realize that I am resurrecting an old thread, but Numrich carries some aftermarket, unramped 10mm barrels in full sized.
They are nice barrels. I've got a couple of them.  I'm getting very good accuracy, and I have shot full power Underwood ammo through it, with nary a smile to be seen.

https://www.gunpartscorp.com/products/1050550A

Thanks! I have two on order.

What if anything would these odder over a standard Colt DE barrel?


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Sailormilan2

#22
MikeD, I don't have a Delta Elite, so I'm not speaking from personal knowledge. But, I've heard that many Delta Elite have relatively loose chambers, and some have tight bores. The combination of tight bore and loose chamber is suspected of causing some of the Delta Elites case blowout problems.
I built (converted really) my 10mms, so I have no personal knowledge of anyone's guns. I was very pleasantly surprised by these barrels, but, the chambers definitely need to be finished reamed.

PCFlorida

Quote from: Mike D on April 01 2018 05:42:20 PM MDT
Quote from: Sailormilan2 on April 01 2018 08:47:01 AM MDT
I realize that I am resurrecting an old thread, but Numrich carries some aftermarket, unramped 10mm barrels in full sized.
They are nice barrels. I've got a couple of them.  I'm getting very good accuracy, and I have shot full power Underwood ammo through it, with nary a smile to be seen.

https://www.gunpartscorp.com/products/1050550A
Quote from: PCFlorida on April 01 2018 03:04:35 PM MDT
Quote from: Sailormilan2 on April 01 2018 08:47:01 AM MDT
I realize that I am resurrecting an old thread, but Numrich carries some aftermarket, unramped 10mm barrels in full sized.
They are nice barrels. I've got a couple of them.  I'm getting very good accuracy, and I have shot full power Underwood ammo through it, with nary a smile to be seen.

https://www.gunpartscorp.com/products/1050550A

Thanks! I have two on order.

What if anything would these odder over a standard Colt DE barrel?


Sent from my iPad using Tapatalk Pro

I'm just picking them up as spares for the future. My DE doesn't currently have any issues, but I save the hot loads for other weapons.
NRA Life Member

Sailormilan2

Numrich also has 10mm barrels in Commander length, which appear to be made by the same manufacturer as the other 10mm barrels.  I have one, and they work just fine. But, again, as with the other 10mm barrel, they definitely need to be finish reamed.

https://www.gunpartscorp.com/products/983150