... max, N 0.1%max2) Grade 0Spec: Ti 99.7%min, Fe 0.06%max, Si 0.02%max, ... max, H 0.005%3) Grade 1Spec: Ti 99.6%min, Fe 0.10%max, Si 0.03%max ... %max, H 0.005%4) Grade 2Spec: Ti 99.5%min, Fe 0.15%max, Si 0.03%max, ... 0.07%max, H 0.005%5) Grade 3 Spec: Ti 99.3%min, Fe 0.20%max, Si 0 ... , H 0.010% 6) Grade 4Spec: Ti 99.1%min, Fe 0.30%max, Si 0.04%max, ... , H 0.012%.7) Grade 5Spec: Ti 98.5%min, Fe 0.40%max, Si 0.06%max, ...