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C85900 Brass vs. C77400 Nickel Silver

Both C85900 brass and C77400 nickel silver are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 82% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C85900 brass and the bottom bar is C77400 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 30
25
Poisson's Ratio 0.31
0.3
Shear Modulus, GPa 40
42
Tensile Strength: Ultimate (UTS), MPa 460
570
Tensile Strength: Yield (Proof), MPa 190
250

Thermal Properties

Latent Heat of Fusion, J/g 170
170
Maximum Temperature: Mechanical, °C 130
130
Melting Completion (Liquidus), °C 830
810
Melting Onset (Solidus), °C 790
770
Specific Heat Capacity, J/kg-K 390
390
Thermal Expansion, µm/m-K 20
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
27
Electrical Conductivity: Equal Weight (Specific), % IACS 28
31

Otherwise Unclassified Properties

Base Metal Price, % relative 24
25
Density, g/cm3 8.0
7.9
Embodied Carbon, kg CO2/kg material 2.9
3.5
Embodied Energy, MJ/kg 49
57
Embodied Water, L/kg 330
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
120
Resilience: Unit (Modulus of Resilience), kJ/m3 170
290
Stiffness to Weight: Axial, points 7.3
7.7
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 16
20
Strength to Weight: Bending, points 17
19
Thermal Shock Resistance, points 16
18

Alloy Composition

Aluminum (Al), % 0.1 to 0.6
0
Antimony (Sb), % 0 to 0.2
0
Boron (B), % 0 to 0.2
0
Copper (Cu), % 58 to 62
43 to 47
Iron (Fe), % 0 to 0.5
0
Lead (Pb), % 0 to 0.090
0 to 0.2
Manganese (Mn), % 0 to 0.010
0
Nickel (Ni), % 0 to 1.5
9.0 to 11
Phosphorus (P), % 0 to 0.010
0
Silicon (Si), % 0 to 0.25
0
Sulfur (S), % 0.1 to 0.65
0
Tin (Sn), % 0 to 1.5
0
Zinc (Zn), % 31 to 41
41.3 to 48
Zirconium (Zr), % 0 to 0.2
0
Residuals, % 0
0 to 0.5