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H04 C47940 Brass vs. H04 C75700 Nickel Silver

Both H04 C47940 brass and H04 C75700 nickel silver are copper alloys. Both are furnished in the H04 (full hard) temper. They have 88% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is H04 C47940 brass and the bottom bar is H04 C75700 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
120
Elongation at Break, % 14
3.2
Poisson's Ratio 0.31
0.32
Shear Modulus, GPa 40
45
Shear Strength, MPa 310
350
Tensile Strength: Ultimate (UTS), MPa 520
610
Tensile Strength: Yield (Proof), MPa 390
580

Thermal Properties

Latent Heat of Fusion, J/g 170
200
Maximum Temperature: Mechanical, °C 130
180
Melting Completion (Liquidus), °C 850
1040
Melting Onset (Solidus), °C 800
990
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 110
40
Thermal Expansion, µm/m-K 20
16

Otherwise Unclassified Properties

Base Metal Price, % relative 25
30
Density, g/cm3 8.2
8.4
Embodied Carbon, kg CO2/kg material 2.8
3.6
Embodied Energy, MJ/kg 47
56
Embodied Water, L/kg 330
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 68
19
Resilience: Unit (Modulus of Resilience), kJ/m3 740
1410
Stiffness to Weight: Axial, points 7.1
7.8
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 17
20
Strength to Weight: Bending, points 17
19
Thermal Diffusivity, mm2/s 36
12
Thermal Shock Resistance, points 17
23

Alloy Composition


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Copper (Cu), % 63 to 66
63.5 to 66.5
Iron (Fe), % 0.1 to 1.0
0 to 0.25
Lead (Pb), % 1.0 to 2.0
0 to 0.050
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0.1 to 0.5
11 to 13
Tin (Sn), % 1.2 to 2.0
0
Zinc (Zn), % 28.1 to 34.6
19.2 to 25.5
Residuals, % 0 to 0.4
0 to 0.5