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C26000 Brass vs. C77400 Nickel Silver

Both C26000 brass and C77400 nickel silver are copper alloys. They have 75% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C26000 brass and the bottom bar is C77400 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 2.5 to 66
25
Poisson's Ratio 0.31
0.3
Rockwell B Hardness 53 to 93
73
Shear Modulus, GPa 41
42
Shear Strength, MPa 230 to 390
360
Tensile Strength: Ultimate (UTS), MPa 320 to 680
570
Tensile Strength: Yield (Proof), MPa 110 to 570
250

Thermal Properties

Latent Heat of Fusion, J/g 180
170
Maximum Temperature: Mechanical, °C 140
130
Melting Completion (Liquidus), °C 950
810
Melting Onset (Solidus), °C 920
770
Specific Heat Capacity, J/kg-K 390
390
Thermal Expansion, µm/m-K 20
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
27
Electrical Conductivity: Equal Weight (Specific), % IACS 31
31

Otherwise Unclassified Properties

Base Metal Price, % relative 25
25
Density, g/cm3 8.2
7.9
Embodied Carbon, kg CO2/kg material 2.7
3.5
Embodied Energy, MJ/kg 45
57
Embodied Water, L/kg 320
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.1 to 420
120
Resilience: Unit (Modulus of Resilience), kJ/m3 51 to 1490
290
Stiffness to Weight: Axial, points 7.2
7.7
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 11 to 23
20
Strength to Weight: Bending, points 13 to 21
19
Thermal Shock Resistance, points 11 to 23
18

Alloy Composition

Bismuth (Bi), % 0 to 0.0059
0
Copper (Cu), % 68.5 to 71.5
43 to 47
Iron (Fe), % 0 to 0.050
0
Lead (Pb), % 0 to 0.070
0 to 0.2
Nickel (Ni), % 0
9.0 to 11
Zinc (Zn), % 28.1 to 31.5
41.3 to 48
Residuals, % 0
0 to 0.5