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C38000 Brass vs. C77400 Nickel Silver

Both C38000 brass and C77400 nickel silver are copper alloys. They have 85% of their average alloy composition in common. There are 25 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 C38000 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, % 17
25
Poisson's Ratio 0.31
0.3
Shear Modulus, GPa 39
42
Shear Strength, MPa 230
360
Tensile Strength: Ultimate (UTS), MPa 380
570
Tensile Strength: Yield (Proof), MPa 120
250

Thermal Properties

Latent Heat of Fusion, J/g 170
170
Maximum Temperature: Mechanical, °C 110
130
Melting Completion (Liquidus), °C 800
810
Melting Onset (Solidus), °C 760
770
Specific Heat Capacity, J/kg-K 380
390
Thermal Expansion, µm/m-K 21
21

Otherwise Unclassified Properties

Base Metal Price, % relative 22
25
Density, g/cm3 8.0
7.9
Embodied Carbon, kg CO2/kg material 2.7
3.5
Embodied Energy, MJ/kg 46
57
Embodied Water, L/kg 330
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 50
120
Resilience: Unit (Modulus of Resilience), kJ/m3 74
290
Stiffness to Weight: Axial, points 7.1
7.7
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 13
20
Strength to Weight: Bending, points 14
19
Thermal Shock Resistance, points 13
18

Alloy Composition

Aluminum (Al), % 0 to 0.5
0
Copper (Cu), % 55 to 60
43 to 47
Iron (Fe), % 0 to 0.35
0
Lead (Pb), % 1.5 to 2.5
0 to 0.2
Nickel (Ni), % 0
9.0 to 11
Tin (Sn), % 0 to 0.3
0
Zinc (Zn), % 35.9 to 43.5
41.3 to 48
Residuals, % 0
0 to 0.5