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224 Valkyrie gas port errosion

Serpico1985

Private
Full Member
Minuteman
May 11, 2008
55
31
Charlotte NC
For anyone with experience, looking at this gas port what would you estimate the round count on the barrel to be? 22" 224 Valkyrie barrel shooting only factory ammo.

Steve Blackwell .224 Gas Port.jpg


Steve Blackwell .224 gas port leading edge.JPG


Thank you in advance.
 
Depends on the material or even the grade of stainless, I've seen some like that with 100 rounds through them. Crieterion uses 410 SS on the other end Shilen which are very soft.
 
May or may not be relevant to your barrel, I was in a discussion with a barrel smith regarding lack of or improper reaming/deburring of the bore side of a gas port. Mostly found in barrels that have had the port enlarged. Some claim that it will "self-deburr" after a number of rounds. He explained that it can be the start of a erosion issue (peeling). Here's a pic of said tool that should be used:
7u89Hyo.jpg
 
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