Originally Posted by
Mjolnir
Lastest technical articles show nitrocarburization to be more wear resistant than hard chrome. It's also more corrosion resistant, too. This is as I initially thought and explains why Accuracy International, Sig (and presumably H&K on the G-Series rifles) use this on their rifle barrels. I will soon know about Sako, too, as I think I have access (or can gain access) to a "worn out barrel". Now to find an interested Metallurgy/Material Science professor at LSU or access to the Metallurgy Lab at Southern University.