UNS C77400 Nickel Silver
Nickel Alloys
Property Overview
Density7.9g/cm³
Elastic Modulus110GPa
Tensile Strength570MPa
Yield Strength250MPa
Brinell HardnessUnknown
Maximum Service Temperature130°C
Chemical Composition
NI
9.0 to 11%
CU
43 to 47%
PB
0 to 0.2%
RES.
Residuals res. | | 0 to 0.5%
RESIDUALS RES.
0 to 0.5%
ZN
41.3 to 48%
Mechanical
Elastic (Young's, Tensile) Modulus
110 GPa
Elongation at Break
25 %
Poisson's Ratio
0.3
Shear Modulus
42 GPa
Shear Strength
360 MPa
Tensile Strength: Ultimate (UTS)
570 MPa
Tensile Strength: Yield (Proof)
250 MPa
Hardness
Rockwell B Hardness
73
Physical
Density
7.9 g/cm 3
Thermal
Latent Heat of Fusion
170 J/g
Maximum Temperature: Mechanical
130 °C
Melting Completion (Liquidus)
810 °C
Melting Onset (Solidus)
770 °C
Specific Heat Capacity
390 J/kg-K
Thermal Expansion
21 µm/m-K
Thermal Shock Resistance
18 points
Electrical
Electrical Conductivity: Equal Volume
27 % IACS
Electrical Conductivity: Equal Weight (Specific)
31 % IACS
Calculated
Resilience: Ultimate (Unit Rupture Work)
120 MJ/m 3
Resilience: Unit (Modulus of Resilience)
290 kJ/m 3
Stiffness to Weight: Axial
7.7 points
Stiffness to Weight: Bending
20 points
Strength to Weight: Axial
20 points
Strength to Weight: Bending
19 points
Environmental
Base Metal Price
25 % relative
Embodied Carbon
3.5 kg CO 2 /kg material
Embodied Energy
57 MJ/kg
Embodied Energy
57 MJ/kg 24 x 10 3 BTU/lb
Embodied Water
320 L/kg
Embodied Water
320 L/kg 38 gal/lb
Registered Designations & Aliases
C77400UNS C77400 Nickel Silver
Standards
ASTM B124 ASTM B124: Standard Specification for Copper and Copper Alloy Forging Rod, Bar, and Shapes
ASTM B124 ASTM B124: Standard Specification for Copper and Copper Alloy Forging Rod, Bar, and Shapes ASTM B283: Standard Specification for Copper and Copper-Alloy Die Forgings (Hot-Pressed)
ASTM B283 ASTM B283: Standard Specification for Copper and Copper-Alloy Die Forgings (Hot-Pressed)