Note: ToughMet 1 (Cu-4Ni-1Sn) and ToughMet 2 (Cu-9Ni-4Sn) offer lower strength but higher ductility for less demanding roles. | Property | Value | |----------|-------| | Density | 0.322 lb/in³ (8.91 g/cm³) | | Electrical Conductivity | 6 – 8% IACS | | Thermal Conductivity | 25 – 30 W/m·K | | Coefficient of Thermal Expansion (20-200°C) | 16.5 µm/m·K | | Magnetic Permeability | < 1.01 (non-magnetic) | | Melting Range | 1020 – 1150°C | 5. Corrosion Resistance ToughMet exhibits outstanding corrosion resistance across diverse environments: