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CC331G Bronze vs. 70Ag-30Ni Alloy

CC331G bronze 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 (12, in this case) are not shown.

For each property being compared, the top bar is CC331G bronze 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 0.34
0.35
Shear Modulus, GPa 43
39
Tensile Strength: Ultimate (UTS), MPa 620
320 to 530

Thermal Properties

Latent Heat of Fusion, J/g 230
170
Melting Completion (Liquidus), °C 1060
960
Melting Onset (Solidus), °C 1000
960
Specific Heat Capacity, J/kg-K 440
300
Thermal Expansion, µm/m-K 18
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 13
69
Electrical Conductivity: Equal Weight (Specific), % IACS 14
62

Otherwise Unclassified Properties

Density, g/cm3 8.3
10

Common Calculations

Stiffness to Weight: Axial, points 7.6
5.8
Stiffness to Weight: Bending, points 19
16
Strength to Weight: Axial, points 21
8.8 to 15
Strength to Weight: Bending, points 19
10 to 15
Thermal Shock Resistance, points 22
13 to 21

Alloy Composition

Aluminum (Al), % 8.5 to 10.5
0
Copper (Cu), % 83 to 86.5
0
Iron (Fe), % 1.5 to 3.5
0
Lead (Pb), % 0 to 0.1
0
Magnesium (Mg), % 0 to 0.050
0
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 0 to 1.5
28.8 to 31
Silicon (Si), % 0 to 0.2
0
Silver (Ag), % 0
69 to 71
Tin (Sn), % 0 to 0.2
0
Zinc (Zn), % 0 to 0.5
0
Residuals, % 0
0 to 0.2