ASTM B540 Palladium vs. EN 1.1060 Steel

ASTM B540 palladium belongs to the otherwise unclassified metals classification, while EN 1.1060 steel belongs to the iron alloys. There are 17 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is ASTM B540 palladium and the bottom bar is EN 1.1060 steel.

ASTM B540 Palladium Electrical Contact Alloy EN 1.1060 (C35RC) Non-Alloy Steel

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		110
Elastic (Young's, Tensile) Modulus, GPa		190

Poisson's Ratio		0.38
Poisson's Ratio		0.29

Shear Modulus, GPa		39
Shear Modulus, GPa		72

Tensile Strength: Ultimate (UTS), MPa		830 to 1240
Tensile Strength: Ultimate (UTS), MPa		490 to 1720

Thermal Properties

Latent Heat of Fusion, J/g		140
Latent Heat of Fusion, J/g		250

Melting Completion (Liquidus), °C		1220
Melting Completion (Liquidus), °C		1460

Melting Onset (Solidus), °C		1020
Melting Onset (Solidus), °C		1420

Specific Heat Capacity, J/kg-K		240
Specific Heat Capacity, J/kg-K		470

Thermal Expansion, µm/m-K		14
Thermal Expansion, µm/m-K		12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS		4.9 to 5.5
Electrical Conductivity: Equal Volume, % IACS		7.1

Electrical Conductivity: Equal Weight (Specific), % IACS		3.5 to 3.9
Electrical Conductivity: Equal Weight (Specific), % IACS		8.1

Otherwise Unclassified Properties

Density, g/cm³		13
Density, g/cm³		7.8

Common Calculations

Stiffness to Weight: Axial, points		4.7
Stiffness to Weight: Axial, points		13

Stiffness to Weight: Bending, points		12
Stiffness to Weight: Bending, points		24

Strength to Weight: Axial, points		18 to 27
Strength to Weight: Axial, points		17 to 61

Strength to Weight: Bending, points		15 to 20
Strength to Weight: Bending, points		18 to 41

Thermal Shock Resistance, points		41 to 61
Thermal Shock Resistance, points		16 to 55

Alloy Composition

Carbon (C), %		0
Carbon (C), %		0.32 to 0.39

Copper (Cu), %		13.5 to 14.5
Copper (Cu), %		0 to 0.25

Gold (Au), %		9.5 to 10.5
Gold (Au), %		0

Iron (Fe), %		0
Iron (Fe), %		98.2 to 99.16

Manganese (Mn), %		0
Manganese (Mn), %		0.5 to 0.8

Palladium (Pd), %		34 to 36
Palladium (Pd), %		0

Phosphorus (P), %		0
Phosphorus (P), %		0 to 0.025

Platinum (Pt), %		9.5 to 10.5
Platinum (Pt), %		0

Silicon (Si), %		0
Silicon (Si), %		0 to 0.3

Silver (Ag), %		29 to 31
Silver (Ag), %		0

Sulfur (S), %		0
Sulfur (S), %		0.020 to 0.035

Zinc (Zn), %		0.8 to 1.2
Zinc (Zn), %		0

Residuals, %		0 to 0.3
Residuals, %		0