... : main raw material to make metal titanium, also used to make titanium steel. Titanium sponge1) TG-TV gradeSpec: Ti 97%min ... %, C 0.02%max, N 0.02%max, O 0.06%max Mn 0.01%max, Mg 0. ... %, C 0.03%max, N 0.02%max, O 0.08%max Mn 0.01%max, Mg 0. ... %, C 0.03%max, N 0.03%max, O 0.10%max Mn 0.02%max, Mg 0. ... %, C 0.03%max, N 0.04%max, O 0.15%max Mn 0.02%max, Mg 0 ... %, C 0.04%max, N 0.05%max, O 0.20%max Mn 0.03%max, Mg 0 ...