Anyone that actually will shoot out a barrel and not just have mental masterbation about it... isn’t worried about shooting out a barrel.
i have Remington 700 Varmint 223 Rem. 8-9,000 rounds dog towns lots of heat over a few years and target shooting
Remington 700 Custom Lilja barrel 257 Weatherby Mag. about 1200 rounds it was fast 100 gr bullet 4,000 fps /Ohler used