UNS C72900 Tin-Bearing Copper-Nickel
Nickel Alloys
TM02 (mill hardened to half-hard)
Property Overview
Density8.8g/cm³
Elastic Modulus120GPa
Tensile Strength870MPa
Yield Strength700MPa
Brinell HardnessUnknown
Maximum Service Temperature210°C
Chemical Composition
NI
14.5 to 15.5%
MN
0 to 0.3%
CU
74.1 to 78%
NB
0 to 0.1%
MG
0 to 0.15%
PB
0 to 0.020%
RES.
Residuals res. | | 0 to 0.3%
RESIDUALS RES.
0 to 0.3%
SN
7.5 to 8.5%
ZN
0 to 0.5%
FE
0 to 0.5%
Mechanical
Elastic (Young's, Tensile) Modulus
120 GPa
Elongation at Break
20 %
Poisson's Ratio
0.34
Shear Modulus
45 GPa
Shear Strength
540 MPa
Tensile Strength: Ultimate (UTS)
870 MPa
Tensile Strength: Yield (Proof)
700 MPa
Physical
Density
8.8 g/cm 3
Thermal
Latent Heat of Fusion
210 J/g
Maximum Temperature: Mechanical
210 °C
Melting Completion (Liquidus)
1120 °C
Melting Onset (Solidus)
950 °C
Specific Heat Capacity
380 J/kg-K
Thermal Conductivity
29 W/m-K
Thermal Diffusivity
8.6 mm 2 /s
Thermal Expansion
17 µm/m-K
Thermal Shock Resistance
31 points
Electrical
Electrical Conductivity: Equal Volume
7.8 % IACS
Electrical Conductivity: Equal Weight (Specific)
8.0 % IACS
Calculated
Resilience: Ultimate (Unit Rupture Work)
160 MJ/m 3
Resilience: Unit (Modulus of Resilience)
2030 kJ/m 3
Stiffness to Weight: Axial
7.6 points
Stiffness to Weight: Bending
19 points
Strength to Weight: Axial
27 points
Strength to Weight: Bending
23 points
Environmental
Base Metal Price
39 % relative
Embodied Carbon
4.6 kg CO 2 /kg material
Embodied Energy
72 MJ/kg
Embodied Energy
72 MJ/kg 31 x 10 3 BTU/lb
Embodied Water
360 L/kg
Embodied Water
360 L/kg 43 gal/lb
Registered Designations & Aliases
C72900UNS C72900 Tin-Bearing Copper-Nickel