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C94300 Bronze vs. ASTM B540 Palladium

C94300 bronze belongs to the copper alloys classification, while ASTM B540 palladium belongs to the otherwise unclassified metals. There are 21 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 C94300 bronze and the bottom bar is ASTM B540 palladium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 87
110
Elongation at Break, % 9.7
1.1 to 14
Poisson's Ratio 0.36
0.38
Shear Modulus, GPa 32
39
Tensile Strength: Ultimate (UTS), MPa 180
830 to 1240
Tensile Strength: Yield (Proof), MPa 120
620 to 1000

Thermal Properties

Latent Heat of Fusion, J/g 150
140
Melting Completion (Liquidus), °C 820
1220
Melting Onset (Solidus), °C 760
1020
Specific Heat Capacity, J/kg-K 320
240
Thermal Expansion, µm/m-K 20
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
4.9 to 5.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
3.5 to 3.9

Otherwise Unclassified Properties

Density, g/cm3 9.3
13

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 15
13 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 77
1790 to 4660
Stiffness to Weight: Axial, points 5.2
4.7
Stiffness to Weight: Bending, points 16
12
Strength to Weight: Axial, points 5.2
18 to 27
Strength to Weight: Bending, points 7.4
15 to 20
Thermal Shock Resistance, points 7.1
41 to 61

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.8
0
Copper (Cu), % 67 to 72
13.5 to 14.5
Gold (Au), % 0
9.5 to 10.5
Iron (Fe), % 0 to 0.15
0
Lead (Pb), % 23 to 27
0
Nickel (Ni), % 0 to 1.0
0
Palladium (Pd), % 0
34 to 36
Phosphorus (P), % 0 to 1.5
0
Platinum (Pt), % 0
9.5 to 10.5
Silicon (Si), % 0 to 0.0050
0
Silver (Ag), % 0
29 to 31
Sulfur (S), % 0 to 0.080
0
Tin (Sn), % 4.5 to 6.0
0
Zinc (Zn), % 0 to 0.8
0.8 to 1.2
Residuals, % 0
0 to 0.3