MakeItFrom.com
Menu (ESC)

C87700 Bronze vs. ASTM B477 Au-Ni-Ag

C87700 bronze belongs to the copper alloys classification, while ASTM B477 Au-Ni-Ag 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 C87700 bronze and the bottom bar is ASTM B477 Au-Ni-Ag.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
95
Elongation at Break, % 3.6
5.5 to 11
Poisson's Ratio 0.33
0.41
Shear Modulus, GPa 42
34
Tensile Strength: Ultimate (UTS), MPa 300
310 to 550

Thermal Properties

Latent Heat of Fusion, J/g 250
80
Melting Completion (Liquidus), °C 980
1010
Melting Onset (Solidus), °C 900
930
Specific Heat Capacity, J/kg-K 400
160
Thermal Expansion, µm/m-K 18
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 45
14
Electrical Conductivity: Equal Weight (Specific), % IACS 48
7.5

Otherwise Unclassified Properties

Density, g/cm3 8.5
17

Common Calculations

Stiffness to Weight: Axial, points 7.4
3.1
Stiffness to Weight: Bending, points 19
8.9
Strength to Weight: Axial, points 9.8
5.0 to 9.0
Strength to Weight: Bending, points 12
6.0 to 8.8
Thermal Shock Resistance, points 11
16 to 28

Alloy Composition

Antimony (Sb), % 0 to 0.1
0
Copper (Cu), % 87.5 to 90.5
0
Gold (Au), % 0
74.2 to 75.8
Iron (Fe), % 0 to 0.5
0
Lead (Pb), % 0 to 0.090
0
Manganese (Mn), % 0 to 0.8
0
Nickel (Ni), % 0 to 0.25
2.6 to 3.4
Phosphorus (P), % 0 to 0.15
0
Silicon (Si), % 2.5 to 3.5
0
Silver (Ag), % 0
21.4 to 22.6
Tin (Sn), % 0 to 2.0
0
Zinc (Zn), % 7.0 to 9.0
0
Residuals, % 0
0 to 0.3