g What is the typical carbon concentration range for medium-carbon steels? 0.50 wt% - 0.75 wt% C 0.05 wt% - 1.00 wt% C 0.10 wt% - 0.50 wt% C 0.25 wt% - 0.60 wt% C 0.25 wt% - 1.00 wt% C