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70Ag-30Ni Alloy vs. C68700 Brass

70Ag-30Ni alloy belongs to the otherwise unclassified metals classification, while C68700 brass belongs to the copper alloys. There are 17 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is 70Ag-30Ni alloy and the bottom bar is C68700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Poisson's Ratio 0.35
0.32
Shear Modulus, GPa 39
41
Tensile Strength: Ultimate (UTS), MPa 320 to 530
390

Thermal Properties

Latent Heat of Fusion, J/g 170
190
Melting Completion (Liquidus), °C 960
970
Melting Onset (Solidus), °C 960
930
Specific Heat Capacity, J/kg-K 300
400
Thermal Expansion, µm/m-K 17
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 69
23
Electrical Conductivity: Equal Weight (Specific), % IACS 62
25

Otherwise Unclassified Properties

Density, g/cm3 10
8.3

Common Calculations

Stiffness to Weight: Axial, points 5.8
7.3
Stiffness to Weight: Bending, points 16
19
Strength to Weight: Axial, points 8.8 to 15
13
Strength to Weight: Bending, points 10 to 15
14
Thermal Shock Resistance, points 13 to 21
13

Alloy Composition

Aluminum (Al), % 0
1.8 to 2.5
Arsenic (As), % 0
0.020 to 0.1
Copper (Cu), % 0
76 to 79
Iron (Fe), % 0
0 to 0.060
Lead (Pb), % 0
0 to 0.070
Nickel (Ni), % 28.8 to 31
0
Silver (Ag), % 69 to 71
0
Zinc (Zn), % 0
17.8 to 22.2
Residuals, % 0
0 to 0.5