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C94700 Bronze vs. ASTM B540 Palladium

C94700 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 C94700 bronze and the bottom bar is ASTM B540 palladium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 7.9 to 32
1.1 to 14
Poisson's Ratio 0.34
0.38
Shear Modulus, GPa 43
39
Tensile Strength: Ultimate (UTS), MPa 350 to 590
830 to 1240
Tensile Strength: Yield (Proof), MPa 160 to 400
620 to 1000

Thermal Properties

Latent Heat of Fusion, J/g 200
140
Melting Completion (Liquidus), °C 1030
1220
Melting Onset (Solidus), °C 900
1020
Specific Heat Capacity, J/kg-K 380
240
Thermal Expansion, µm/m-K 17
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 12
4.9 to 5.5
Electrical Conductivity: Equal Weight (Specific), % IACS 12
3.5 to 3.9

Otherwise Unclassified Properties

Density, g/cm3 8.8
13

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 41 to 89
13 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 700
1790 to 4660
Stiffness to Weight: Axial, points 7.3
4.7
Stiffness to Weight: Bending, points 18
12
Strength to Weight: Axial, points 11 to 19
18 to 27
Strength to Weight: Bending, points 13 to 18
15 to 20
Thermal Shock Resistance, points 12 to 21
41 to 61

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.15
0
Copper (Cu), % 85 to 90
13.5 to 14.5
Gold (Au), % 0
9.5 to 10.5
Iron (Fe), % 0 to 0.25
0
Lead (Pb), % 0 to 0.1
0
Manganese (Mn), % 0 to 0.2
0
Nickel (Ni), % 4.5 to 6.0
0
Palladium (Pd), % 0
34 to 36
Phosphorus (P), % 0 to 0.050
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 0.050
0
Tin (Sn), % 4.5 to 6.0
0
Zinc (Zn), % 1.0 to 2.5
0.8 to 1.2
Residuals, % 0
0 to 0.3