barrel erosion

barrel erosion

[′bar·əl i′rō·zhən]
(ordnance)
Wearing away of the interface of the bore due to the combined effects of gas washing, scoring, and mechanical abrasion; causes a reduction in muzzle velocity.
References in periodicals archive ?
Problems arose with the new rifle almost immediately, most attributable to the Cordite, which produced severe muzzle blast, flashy overheating, metal fouling, recoil and barrel erosion.
Setting aside minor inconveniences such as pressure, barrel erosion and portability of the platform, experimenters have come pretty close.
A bore scope will also reveal barrel erosion long before it can be detected otherwise.
A new barrel erosion indicator gauge, NSN 1005-01-535-5576, now makes it possible to safely extend barrel life up to 50,000 rounds per barrel or 300,000 rounds per set of six barrels.
It requires a very large action and burns prodigious amounts of powder, accelerating throat and barrel erosion, and it's a heavy kicker.
An entire chapter is devoted to the manufacture of barrels, the barrel erosion problem and the development of the Stellite barrel liner.