It's hard to believe that it has been 20 years now, but in the early 2000's, I purchased 3 cases of Romanian 7.62x54R. Each case contains 2 spam cans of 440 rounds. I paid under $130 per case online. It's sad how much prices have inflated since then. Luckily, I still have over 2 full cases, so I...
I used Halogen work lights and it sweats out. it work great without using any chemicals to strip it.
I had 3 of them focused on certain parts and worked my way down the rifle. I'd just check it every 15 mins or so and wipe off all the cosmoline that sweated out.