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C95300 Bronze vs. ASTM B617 Coin Silver

C95300 bronze belongs to the copper alloys classification, while ASTM B617 coin silver belongs to the otherwise unclassified metals. There are 18 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 C95300 bronze and the bottom bar is ASTM B617 coin silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
75
Elongation at Break, % 14 to 25
1.1 to 22
Poisson's Ratio 0.34
0.37
Shear Modulus, GPa 42
28
Tensile Strength: Ultimate (UTS), MPa 520 to 610
290 to 520

Thermal Properties

Latent Heat of Fusion, J/g 230
120
Melting Completion (Liquidus), °C 1050
870
Melting Onset (Solidus), °C 1040
780
Specific Heat Capacity, J/kg-K 440
250
Thermal Expansion, µm/m-K 18
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 13
83
Electrical Conductivity: Equal Weight (Specific), % IACS 14
72

Otherwise Unclassified Properties

Density, g/cm3 8.3
10

Common Calculations

Stiffness to Weight: Axial, points 7.5
4.1
Stiffness to Weight: Bending, points 19
14
Strength to Weight: Axial, points 17 to 21
7.7 to 14
Strength to Weight: Bending, points 17 to 19
9.3 to 14
Thermal Shock Resistance, points 19 to 22
14 to 25

Alloy Composition


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Aluminum (Al), % 9.0 to 11
0 to 0.0050
Cadmium (Cd), % 0
0 to 0.050
Copper (Cu), % 86.5 to 90.2
9.0 to 10.4
Iron (Fe), % 0.8 to 1.5
0 to 0.050
Lead (Pb), % 0
0 to 0.030
Nickel (Ni), % 0
0 to 0.010
Phosphorus (P), % 0
0 to 0.020
Silver (Ag), % 0
89.6 to 91
Zinc (Zn), % 0
0 to 0.060
Residuals, % 0 to 1.0
0 to 0.060