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C50100 Bronze vs. ASTM B540 Palladium

C50100 bronze belongs to the copper alloys classification, while ASTM B540 palladium belongs to the otherwise unclassified metals. There are 22 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is C50100 bronze and the bottom bar is ASTM B540 palladium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 40
1.1 to 14
Poisson's Ratio 0.34
0.38
Shear Modulus, GPa 43
39
Shear Strength, MPa 180
500 to 700
Tensile Strength: Ultimate (UTS), MPa 270
830 to 1240
Tensile Strength: Yield (Proof), MPa 82
620 to 1000

Thermal Properties

Latent Heat of Fusion, J/g 210
140
Melting Completion (Liquidus), °C 1080
1220
Melting Onset (Solidus), °C 1070
1020
Specific Heat Capacity, J/kg-K 380
240
Thermal Expansion, µm/m-K 17
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 55
4.9 to 5.5
Electrical Conductivity: Equal Weight (Specific), % IACS 55
3.5 to 3.9

Otherwise Unclassified Properties

Density, g/cm3 8.9
13

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 82
13 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 29
1790 to 4660
Stiffness to Weight: Axial, points 7.2
4.7
Stiffness to Weight: Bending, points 18
12
Strength to Weight: Axial, points 8.3
18 to 27
Strength to Weight: Bending, points 10
15 to 20
Thermal Shock Resistance, points 9.5
41 to 61

Alloy Composition

Copper (Cu), % 98.6 to 99.49
13.5 to 14.5
Gold (Au), % 0
9.5 to 10.5
Iron (Fe), % 0 to 0.050
0
Lead (Pb), % 0 to 0.050
0
Palladium (Pd), % 0
34 to 36
Phosphorus (P), % 0.010 to 0.050
0
Platinum (Pt), % 0
9.5 to 10.5
Silver (Ag), % 0
29 to 31
Tin (Sn), % 0.5 to 0.8
0
Zinc (Zn), % 0
0.8 to 1.2
Residuals, % 0
0 to 0.3