Grado da 1 a 38 dello standard americano confrontato con il codice UNS come segue:
| UNS | Grado | Composizione della lega principale (Resto: Ti) | ||
| UNS R50250 | Gr1 | Titanio puro | ||
| UNS R50400 | Gr2 | Titanio puro | ||
| UNS R50550 | Gr3 | Titanio puro | ||
| UNS R50700 | Gr4 | Titanio puro | ||
| UNS R56400 | Gr5 | 6%Al+4%V | ||
| UNS R54520 | Gr6 | 5%Al+2.5%Sn | ||
| UNS R52400 | Gr7 | {{0}}.12~0,25%Pd | ||
| UNS R56320 | Gr9 | 3%Al+2.5%V | ||
| UNS R52250 | Gr11 | {{0}}.12~0,25%Pd | ||
| UNS R53400 | Gr12 | 0.3%Mo+0.8%Ni | ||
| UNS R53413 | Gr13 | 0.5%Ni+0.05%Ru | ||
| UNS R53414 | Gr14 | 0.5%Ni+0.05%Ru | ||
| UNS R53415 | Gr15 | 0.5%Ni+0.05%Ru | ||
| UNS R52402 | Gr16 | {{0}}.04~0.08%Pd | ||
| UNS R52252 | Gr17 | {{0}}.04~0.08%Pd | ||
| UNS R56322 | Gr18 | 3%Al+2,5%V+0.04~0,08%Pd | ||
| UNS R58640 | Gr19 | 3%Al+8%V+6%Cr+4%Zr+4}%Mo | ||
| UNS R58645 | Gr20 | 3%Al+8%V+6%Cr+4%Zr+4%Mo+0.04~0,08Pd | ||
| UNS R58210 | Gr21 | 15%Mo+3%Al+2.7%Nb+0.25%Si | ||
| UNS R56407 | GR23 | 6%Al+4%V ELI | ||
| UNS R56405 | GR24 | 6%Al+4%V+0.04~0,08Pd | ||
| UNS R56403 | Gr25 | 6%Al+4%V+0.04~0.08Pd+0.3~0,8%Ni | ||
| UNS R52404 | Gr26 | {{0}}.08~0.14%Ru | ||
| UNS R52254 | Gr27 | {{0}}.08~0.14%Ru | ||
| UNS R56323 | Gr28 | 3%Al+2.5%V+0.08~0,14%Ru | ||
| UNS R56404 | Gr29 | 6%Al+4%V+0.08~0,14%Ru | ||
| UNS R53530 | Gr30 | 0.3%Co+0.05%Pd | ||
| UNS R53532 | Gr31 | 0.3%Co+0.05%Pd | ||
| UNS R55111 | Gr32 | 5%Al+1%Sn+1%Zr+1%V+0.8%Mo | ||
| UNS R53442 | Gr33 | 0.4%Ni+0.015%Pd+0.025%Ru+0.15%Cr | ||
| UNS R53445 | Gr34 | 0.4%Ni+0.015%Pd+0.025%Ru+0.15%Cr | ||
| UNS R56340 | Gr35 | 4,5%Al+2%Mo+1.6%V+0.5%Fe+0.3%Si | ||
| UNS R58450 | Gr36 | 45%No | ||
| UNS R52815 | GR37 | 1,5%Al | ||
| UNS R54250 | GR38 | 4%Al+2,5%V+1,5%Fe | ||
