UNS C64700 Nickel-Silicon Bronze
Bronze
Property Overview
Density8.9g/cm³
Elastic Modulus120GPa
Tensile Strength660MPa
Yield Strength560MPa
Brinell HardnessUnknown
Maximum Service Temperature200°C
Chemical Composition
NI
1.6 to 2.2%
SI
0.4 to 0.8%
CU
95.8 to 98%
PB
0 to 0.1%
RES.
Residuals res. | | 0 to 0.5%
RESIDUALS RES.
0 to 0.5%
ZN
0 to 0.5%
FE
0 to 0.1%
Mechanical
Elastic (Young's, Tensile) Modulus
120 GPa
Elongation at Break
9.0 %
Poisson's Ratio
0.34
Shear Modulus
44 GPa
Shear Strength
390 MPa
Tensile Strength: Ultimate (UTS)
660 MPa
Tensile Strength: Yield (Proof)
560 MPa
Physical
Density
8.9 g/cm 3
Thermal
Latent Heat of Fusion
220 J/g
Maximum Temperature: Mechanical
200 °C
Melting Completion (Liquidus)
1090 °C
Melting Onset (Solidus)
1030 °C
Specific Heat Capacity
390 J/kg-K
Thermal Conductivity
210 W/m-K
Thermal Diffusivity
59 mm 2 /s
Thermal Expansion
17 µm/m-K
Thermal Shock Resistance
24 points
Electrical
Electrical Conductivity: Equal Volume
38 % IACS
Electrical Conductivity: Equal Weight (Specific)
38 % IACS
Calculated
Resilience: Ultimate (Unit Rupture Work)
57 MJ/m 3
Resilience: Unit (Modulus of Resilience)
1370 kJ/m 3
Stiffness to Weight: Axial
7.3 points
Stiffness to Weight: Bending
18 points
Strength to Weight: Axial
21 points
Strength to Weight: Bending
19 points
Environmental
Base Metal Price
31 % relative
Embodied Carbon
2.7 kg CO 2 /kg material
Embodied Energy
43 MJ/kg
Embodied Energy
43 MJ/kg 19 x 10 3 BTU/lb
Embodied Water
310 L/kg
Embodied Water
310 L/kg 37 gal/lb
Registered Designations & Aliases
C64700UNS C64700 Nickel-Silicon Bronze
Standards
ASTM B411 ASTM B411: Standard Specification for Copper-Nickel-Silicon Alloy Rod and Bar