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C94700 Bronze vs. 70Ag-30Ni Alloy

C94700 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 (11, in this case) are not shown.

For each property being compared, the top bar is C94700 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 350 to 590
320 to 530

Thermal Properties

Latent Heat of Fusion, J/g 200
170
Melting Completion (Liquidus), °C 1030
960
Melting Onset (Solidus), °C 900
960
Specific Heat Capacity, J/kg-K 380
300
Thermal Expansion, µm/m-K 17
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 12
69
Electrical Conductivity: Equal Weight (Specific), % IACS 12
62

Otherwise Unclassified Properties

Density, g/cm3 8.8
10

Common Calculations

Stiffness to Weight: Axial, points 7.3
5.8
Stiffness to Weight: Bending, points 18
16
Strength to Weight: Axial, points 11 to 19
8.8 to 15
Strength to Weight: Bending, points 13 to 18
10 to 15
Thermal Shock Resistance, points 12 to 21
13 to 21

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.15
0
Copper (Cu), % 85 to 90
0
Iron (Fe), % 0 to 0.25
0
Lead (Pb), % 0 to 0.1
0
Manganese (Mn), % 0 to 0.2
0
Nickel (Ni), % 4.5 to 6.0
28.8 to 31
Phosphorus (P), % 0 to 0.050
0
Silicon (Si), % 0 to 0.0050
0
Silver (Ag), % 0
69 to 71
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 4.5 to 6.0
0
Zinc (Zn), % 1.0 to 2.5
0
Residuals, % 0
0 to 0.2