Sjeldne metaller Titanlegering Titan i klasse 1 Titan i klasse 2 Titan i klasse 3 Titan i klasse 4 Titanium Ti-6Al-4V klasse 5 Titanium TI-5Al-2.5SN Grad 6 Titanium Ti-0.15pd klasse 7 Titanium Ti3al2.5V klasse 9 Titanium Ti-6Al-7NB legering Titanium 6AL-2SN-4ZR-2MO