| Grade | Composition (wt.%) | Temper | Typical UTS (MPa) | Hardness (HRC) | Key Feature | |-------|--------------------|--------|------------------|----------------|---------------| | ToughMet 3 | Cu-15Ni-8Sn | AT (age-hardened) | 760–860 | 26–32 | High ductility, corrosion resistance | | ToughMet 3 | Cu-15Ni-8Sn | TS (mill-hardened) | 1,000–1,200 | 34–40 | Maximum strength, wear resistance | | ToughMet 2 | Cu-9Ni-6Sn | AT | 620–760 | 20–28 | Lower cost, moderate strength |
: Spinodal bronze, CuNiSn, galling resistance, non-beryllium copper alloy, sour service. This technical summary is for informational purposes. Always verify with current supplier data (Materion) for design-critical applications. toughmet nickel bronze