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H04 C66700 Brass vs. H04 C79200 Nickel Silver

Both H04 C66700 brass and H04 C79200 nickel silver are copper alloys. Both are furnished in the H04 (full hard) temper. They have 87% of their average alloy composition in common. There are 29 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 C66700 brass and the bottom bar is H04 C79200 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 10
3.6
Poisson's Ratio 0.31
0.32
Shear Modulus, GPa 41
44
Shear Strength, MPa 320
310
Tensile Strength: Ultimate (UTS), MPa 540
540
Tensile Strength: Yield (Proof), MPa 490
500

Thermal Properties

Latent Heat of Fusion, J/g 180
190
Maximum Temperature: Mechanical, °C 140
170
Melting Completion (Liquidus), °C 1090
950
Melting Onset (Solidus), °C 1050
910
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 97
42
Thermal Expansion, µm/m-K 20
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 17
28
Electrical Conductivity: Equal Weight (Specific), % IACS 19
30

Otherwise Unclassified Properties

Base Metal Price, % relative 25
30
Density, g/cm3 8.2
8.4
Embodied Carbon, kg CO2/kg material 2.7
3.6
Embodied Energy, MJ/kg 45
56
Embodied Water, L/kg 320
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 52
19
Resilience: Unit (Modulus of Resilience), kJ/m3 1090
1100
Stiffness to Weight: Axial, points 7.3
7.7
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 18
18
Strength to Weight: Bending, points 18
18
Thermal Diffusivity, mm2/s 30
13
Thermal Shock Resistance, points 18
18

Alloy Composition

Copper (Cu), % 68.5 to 71.5
59 to 66.5
Iron (Fe), % 0 to 0.1
0 to 0.25
Lead (Pb), % 0 to 0.070
0.8 to 1.4
Manganese (Mn), % 0.8 to 1.5
0 to 0.5
Nickel (Ni), % 0
11 to 13
Zinc (Zn), % 26.3 to 30.7
17.9 to 29.2
Residuals, % 0
0 to 0.5