ASTM B563 Pd-Ag-Cu vs. EN 1.7117 Steel

ASTM B563 Pd-Ag-Cu belongs to the otherwise unclassified metals classification, while EN 1.7117 steel belongs to the iron alloys. There are 17 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is ASTM B563 Pd-Ag-Cu and the bottom bar is EN 1.7117 steel.

ASTM B563 Palladium-Silver-Copper Electrical Contact Alloy EN 1.7117 (52SiCrNi5) Steel

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		100
Elastic (Young's, Tensile) Modulus, GPa		190

Poisson's Ratio		0.37
Poisson's Ratio		0.29

Shear Modulus, GPa		37
Shear Modulus, GPa		72

Tensile Strength: Ultimate (UTS), MPa		760 to 1170
Tensile Strength: Ultimate (UTS), MPa		660 to 1930

Thermal Properties

Latent Heat of Fusion, J/g		150
Latent Heat of Fusion, J/g		270

Melting Completion (Liquidus), °C		1180
Melting Completion (Liquidus), °C		1440

Melting Onset (Solidus), °C		1030
Melting Onset (Solidus), °C		1400

Specific Heat Capacity, J/kg-K		260
Specific Heat Capacity, J/kg-K		480

Thermal Expansion, µm/m-K		14
Thermal Expansion, µm/m-K		13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS		5.6 to 6.7
Electrical Conductivity: Equal Volume, % IACS		7.5

Electrical Conductivity: Equal Weight (Specific), % IACS		4.6 to 5.5
Electrical Conductivity: Equal Weight (Specific), % IACS		8.7

Otherwise Unclassified Properties

Density, g/cm³		11
Density, g/cm³		7.7

Common Calculations

Stiffness to Weight: Axial, points		5.2
Stiffness to Weight: Axial, points		13

Stiffness to Weight: Bending, points		14
Stiffness to Weight: Bending, points		25

Strength to Weight: Axial, points		19 to 30
Strength to Weight: Axial, points		24 to 69

Strength to Weight: Bending, points		17 to 22
Strength to Weight: Bending, points		22 to 44

Thermal Shock Resistance, points		39 to 61
Thermal Shock Resistance, points		20 to 58

Alloy Composition

Carbon (C), %		0
Carbon (C), %		0.49 to 0.56

Chromium (Cr), %		0
Chromium (Cr), %		0.7 to 1.0

Copper (Cu), %		15.5 to 16.5
Copper (Cu), %		0

Iron (Fe), %		0
Iron (Fe), %		95.2 to 96.4

Manganese (Mn), %		0
Manganese (Mn), %		0.7 to 1.0

Nickel (Ni), %		0.8 to 1.2
Nickel (Ni), %		0.5 to 0.7

Palladium (Pd), %		43 to 45
Palladium (Pd), %		0

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

Platinum (Pt), %		0.8 to 1.2
Platinum (Pt), %		0

Silicon (Si), %		0
Silicon (Si), %		1.2 to 1.5

Silver (Ag), %		37 to 39
Silver (Ag), %		0

Sulfur (S), %		0
Sulfur (S), %		0 to 0.025

Residuals, %		0 to 0.4
Residuals, %		0