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C50100 Bronze vs. ASTM B477 Au-Ni-Ag

C50100 bronze belongs to the copper alloys classification, while ASTM B477 Au-Ni-Ag belongs to the otherwise unclassified metals. There are 19 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 C50100 bronze and the bottom bar is ASTM B477 Au-Ni-Ag.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
95
Elongation at Break, % 40
5.5 to 11
Poisson's Ratio 0.34
0.41
Shear Modulus, GPa 43
34
Shear Strength, MPa 180
190 to 320
Tensile Strength: Ultimate (UTS), MPa 270
310 to 550

Thermal Properties

Latent Heat of Fusion, J/g 210
80
Melting Completion (Liquidus), °C 1080
1010
Melting Onset (Solidus), °C 1070
930
Specific Heat Capacity, J/kg-K 380
160
Thermal Expansion, µm/m-K 17
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 55
14
Electrical Conductivity: Equal Weight (Specific), % IACS 55
7.5

Otherwise Unclassified Properties

Density, g/cm3 8.9
17

Common Calculations

Stiffness to Weight: Axial, points 7.2
3.1
Stiffness to Weight: Bending, points 18
8.9
Strength to Weight: Axial, points 8.3
5.0 to 9.0
Strength to Weight: Bending, points 10
6.0 to 8.8
Thermal Shock Resistance, points 9.5
16 to 28

Alloy Composition


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Copper (Cu), % 98.6 to 99.49
0
Gold (Au), % 0
74.2 to 75.8
Iron (Fe), % 0 to 0.050
0
Lead (Pb), % 0 to 0.050
0
Nickel (Ni), % 0
2.6 to 3.4
Phosphorus (P), % 0.010 to 0.050
0
Silver (Ag), % 0
21.4 to 22.6
Tin (Sn), % 0.5 to 0.8
0
Residuals, % 0 to 0.5
0 to 0.3