Sällsynta metaller Titanlegering Titanklass 1 Titanium grad 2 Titanium grad 3 Titanium klass 4 TITANIUM TI-6AL-4V Grad 5 Titanium Ti-5AL-2.5SN Grad 6 TITANIUM TI-0.15PD Grad 7 Titanium TI3AL2.5V Grad 9 Titan Ti-6Al-7NB-legering Titan 6AL-2SN-4ZR-2MO