AWS E219 vs. ASTM B540 Palladium

AWS E219 belongs to the iron alloys classification, while ASTM B540 palladium belongs to the otherwise unclassified metals. There are 16 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 AWS E219 and the bottom bar is ASTM B540 palladium.

AWS E219 (W32310) Weld Metal ASTM B540 Palladium Electrical Contact Alloy

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		200
Elastic (Young's, Tensile) Modulus, GPa		110

Elongation at Break, %		17
Elongation at Break, %		1.1 to 14

Poisson's Ratio		0.28
Poisson's Ratio		0.38

Shear Modulus, GPa		78
Shear Modulus, GPa		39

Tensile Strength: Ultimate (UTS), MPa		690
Tensile Strength: Ultimate (UTS), MPa		830 to 1240

Thermal Properties

Latent Heat of Fusion, J/g		290
Latent Heat of Fusion, J/g		140

Melting Completion (Liquidus), °C		1400
Melting Completion (Liquidus), °C		1220

Melting Onset (Solidus), °C		1360
Melting Onset (Solidus), °C		1020

Specific Heat Capacity, J/kg-K		480
Specific Heat Capacity, J/kg-K		240

Thermal Expansion, µm/m-K		15
Thermal Expansion, µm/m-K		14

Otherwise Unclassified Properties

Density, g/cm³		7.7
Density, g/cm³		13

Common Calculations

Stiffness to Weight: Axial, points		14
Stiffness to Weight: Axial, points		4.7

Stiffness to Weight: Bending, points		25
Stiffness to Weight: Bending, points		12

Strength to Weight: Axial, points		25
Strength to Weight: Axial, points		18 to 27

Strength to Weight: Bending, points		23
Strength to Weight: Bending, points		15 to 20

Thermal Shock Resistance, points		17
Thermal Shock Resistance, points		41 to 61

Alloy Composition

Carbon (C), %		0 to 0.060
Carbon (C), %		0

Chromium (Cr), %		19 to 21.5
Chromium (Cr), %		0

Copper (Cu), %		0 to 0.75
Copper (Cu), %		13.5 to 14.5

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

Iron (Fe), %		58.6 to 67.4
Iron (Fe), %		0

Manganese (Mn), %		8.0 to 10
Manganese (Mn), %		0

Molybdenum (Mo), %		0 to 0.75
Molybdenum (Mo), %		0

Nickel (Ni), %		5.5 to 7.0
Nickel (Ni), %		0

Nitrogen (N), %		0.1 to 0.3
Nitrogen (N), %		0

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

Phosphorus (P), %		0 to 0.040
Phosphorus (P), %		0

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

Silicon (Si), %		0 to 1.0
Silicon (Si), %		0

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

Sulfur (S), %		0 to 0.030
Sulfur (S), %		0

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

Residuals, %		0
Residuals, %		0 to 0.3