Posted on Apr 8, 2015
1LT Patrick Hefferan
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I had some training at Ft. Sill, Oklahoma, where the instructors emphasized that howitzer barrels were made of case-hardened, high-strength steel, and even then had to be replaced often. My question is, could aluminum ever be used for long-range artillery. If not, did any senior military adviser ever inform the President of this."
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CSM Charles Hayden
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Edited >1 y ago
1LT Patrick Hefferan,

An aluminum sheaf for a hardened steel barrel would save a lot of weight.

I recall reading of the USN cutting newly protruding ends off their Naval guns. That was probably tube liners lengthening from repeated fire missions.

The M-60 LMG of the Vietnam era was issued w/ a spare barrel and an asbestos glove for the assistant gunner to do a quick, push-pull, change-out of a red hot barrel that had lost it accuracy.

The steel barrel of the M-60 barrel had a Stellite liner. Stellite is a very hard material, which could fracture if it was not protected by the steel sheaf.

Once declared to be unserviceable the barrel was sent to an Ordnance facility where the Stellite liner was replaced and the barrel returned to the supply chain.
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CPT Zachary Brooks
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COL (Join to see)

I would be interested in hearing your SME opinion on this one.
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1LT Patrick Hefferan
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Background: In the run up to the second Iraq war. Defense Intelligence agencies stated that the Iraq army had acquired some long aluminum tubes that were going to be used for long-range artillery barrels which could fire shells much farther than conventional artillery, and would be used in attacks on neighboring countries. I wonder if any senior military officers informed the President that aluminum was too soft and ductile to be used in artillery barrels.
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Col Joseph Lenertz
Col Joseph Lenertz
>1 y
LOL. BAD intelligence! In both meanings of the word.
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CW3 Kevin Storm
CW3 Kevin Storm
>1 y
I would have my doubts about its overall effectiveness and longevity. I sure as hell would want a very long lanyard.
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CW4 Guy Butler
CW4 Guy Butler
>1 y
If I recall correctly (and it's been a while since I read the Senate report), the tubes were for uranium centrifuges.
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