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C87500 Brass vs. 70Ag-30Ni Alloy

C87500 brass belongs to the copper alloys classification, while 70Ag-30Ni alloy belongs to the otherwise unclassified metals. There are 17 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is C87500 brass and the bottom bar is 70Ag-30Ni alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Poisson's Ratio 0.33
0.35
Shear Modulus, GPa 42
39
Tensile Strength: Ultimate (UTS), MPa 460
320 to 530

Thermal Properties

Latent Heat of Fusion, J/g 260
170
Melting Completion (Liquidus), °C 920
960
Melting Onset (Solidus), °C 820
960
Specific Heat Capacity, J/kg-K 410
300
Thermal Expansion, µm/m-K 18
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.7
69
Electrical Conductivity: Equal Weight (Specific), % IACS 7.3
62

Otherwise Unclassified Properties

Density, g/cm3 8.3
10

Common Calculations

Stiffness to Weight: Axial, points 7.4
5.8
Stiffness to Weight: Bending, points 19
16
Strength to Weight: Axial, points 16
8.8 to 15
Strength to Weight: Bending, points 16
10 to 15
Thermal Shock Resistance, points 17
13 to 21

Alloy Composition

Aluminum (Al), % 0 to 0.5
0
Copper (Cu), % 79 to 85
0
Lead (Pb), % 0 to 0.5
0
Nickel (Ni), % 0
28.8 to 31
Silicon (Si), % 3.0 to 5.0
0
Silver (Ag), % 0
69 to 71
Zinc (Zn), % 12 to 16
0
Residuals, % 0
0 to 0.2