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C77400 Nickel Silver vs. C68700 Brass

Both C77400 nickel silver and C68700 brass are copper alloys. They have 65% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C77400 nickel silver and the bottom bar is C68700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Poisson's Ratio 0.3
0.32
Shear Modulus, GPa 42
41
Tensile Strength: Ultimate (UTS), MPa 570
390
Tensile Strength: Yield (Proof), MPa 250
140

Thermal Properties

Latent Heat of Fusion, J/g 170
190
Maximum Temperature: Mechanical, °C 130
160
Melting Completion (Liquidus), °C 810
970
Melting Onset (Solidus), °C 770
930
Specific Heat Capacity, J/kg-K 390
400
Thermal Expansion, µm/m-K 21
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
23
Electrical Conductivity: Equal Weight (Specific), % IACS 31
25

Otherwise Unclassified Properties

Base Metal Price, % relative 25
26
Density, g/cm3 7.9
8.3
Embodied Carbon, kg CO2/kg material 3.5
2.8
Embodied Energy, MJ/kg 57
46
Embodied Water, L/kg 320
340

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 290
90
Stiffness to Weight: Axial, points 7.7
7.3
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 20
13
Strength to Weight: Bending, points 19
14
Thermal Shock Resistance, points 18
13

Alloy Composition

Aluminum (Al), % 0
1.8 to 2.5
Arsenic (As), % 0
0.020 to 0.1
Copper (Cu), % 43 to 47
76 to 79
Iron (Fe), % 0
0 to 0.060
Lead (Pb), % 0 to 0.2
0 to 0.070
Nickel (Ni), % 9.0 to 11
0
Zinc (Zn), % 41.3 to 48
17.8 to 22.2
Residuals, % 0
0 to 0.5