UNS C72700 Tin-Bearing Copper-Nickel
Nickel Alloys
TD02 (solution heat treated and cold worked to half-hard)
Property Overview
Density8.8g/cm³
Elastic Modulus120GPa
Tensile Strength630MPa
Yield Strength580MPa
Brinell HardnessUnknown
Maximum Service Temperature200°C
Chemical Composition
NI
8.5 to 9.5%
MN
0.050 to 0.3%
CU
82.1 to 86%
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
5.5 to 6.5%
ZN
0 to 0.5%
FE
0 to 0.5%
Mechanical
Elastic (Young's, Tensile) Modulus
120 GPa
Elongation at Break
4.0 %
Poisson's Ratio
0.34
Shear Modulus
44 GPa
Shear Strength
370 MPa
Tensile Strength: Ultimate (UTS)
630 MPa
Tensile Strength: Yield (Proof)
580 MPa
Physical
Density
8.8 g/cm 3
Thermal
Latent Heat of Fusion
210 J/g
Maximum Temperature: Mechanical
200 °C
Melting Completion (Liquidus)
1100 °C
Melting Onset (Solidus)
930 °C
Specific Heat Capacity
380 J/kg-K
Thermal Conductivity
54 W/m-K
Thermal Diffusivity
16 mm 2 /s
Thermal Expansion
17 µm/m-K
Thermal Shock Resistance
22 points
Electrical
Electrical Conductivity: Equal Volume
11 % IACS
Electrical Conductivity: Equal Weight (Specific)
11 % IACS
Calculated
Resilience: Ultimate (Unit Rupture Work)
20 to 380 MJ/m 3
Resilience: Unit (Modulus of Resilience)
1420 kJ/m 3
Stiffness to Weight: Axial
7.4 points
Stiffness to Weight: Bending
19 points
Strength to Weight: Axial
20 points
Strength to Weight: Bending
19 points
Environmental
Base Metal Price
36 % relative
Embodied Carbon
4.0 kg CO 2 /kg material
Embodied Energy
62 MJ/kg
Embodied Energy
62 MJ/kg 27 x 10 3 BTU/lb
Embodied Water
350 L/kg
Embodied Water
350 L/kg 42 gal/lb
Registered Designations & Aliases
C72700UNS C72700 Tin-Bearing Copper-Nickel