... max Mn 0.01%max, Mg 0.06%max, H 0.005%3) Grade 1Spec: Ti 99.6%min, ... max Mn 0.01%max, Mg 0.07%max, H 0.005%4) Grade 2Spec: Ti 99.5%min ... max Mn 0.02%max, Mg 0.07%max, H 0.005%5) Grade 3 Spec: Ti 99. ... max Mn 0.02%max, Mg 0.08%max, H 0.010% 6) Grade 4Spec: Ti 99.1%min, Fe ... max Mn 0.03%max, Mg 0.09%max, H 0.012%.7) Grade 5Spec: Ti 98.5%min, ... max Mn 0.08%max, Mg 0.15%max, H 0.030%Size:10-30mm 90%, under 50mm 100% ...