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re: Official AR-15 thread
Posted on 10/6/14 at 9:07 pm to Hu_Flung_Pu
Posted on 10/6/14 at 9:07 pm to Hu_Flung_Pu
Then you might want to read this. It's a barrel erosion study from the tests of the M16 just prior to major service adoption. If anyone ever wondered why the military only chrome plates the bore and chamber and not the entire bolt and bolt carrier there is some insight around Page 2 I think.
LINK
LINK
This post was edited on 10/6/14 at 9:08 pm
2
Posted on 10/7/14 at 7:32 am to Clames
Nice link. Interesting stuff.
Posted on 10/9/14 at 8:41 pm to Clames
Food for thought:
Bolt-thrust force for AR firing M855 ammo and proper lubrication: ~3000lbf
Bolt-thrust force for AR firing M855 ammo and excessive lubrication that contacts cartridges and chamber: ~6000lbf
Bolt-thrust force for AR firing M855 ammo and proper lubrication: ~3000lbf
Bolt-thrust force for AR firing M855 ammo and excessive lubrication that contacts cartridges and chamber: ~6000lbf
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