70Ag-30Ni Alloy vs. AWS ER80S-B3L

70Ag-30Ni alloy belongs to the otherwise unclassified metals classification, while AWS ER80S-B3L 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 70Ag-30Ni alloy and the bottom bar is AWS ER80S-B3L.

70-Silver 30-Nickel Electrical Contact Alloy AWS ER80S-B3L or ER55S-B3L (K30560) Weld Metal

Metric UnitsUS Customary Units

Mechanical Properties

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

Poisson's Ratio		0.35
Poisson's Ratio		0.29

Shear Modulus, GPa		39
Shear Modulus, GPa		74

Tensile Strength: Ultimate (UTS), MPa		320 to 530
Tensile Strength: Ultimate (UTS), MPa		630

Thermal Properties

Latent Heat of Fusion, J/g		170
Latent Heat of Fusion, J/g		260

Melting Completion (Liquidus), °C		960
Melting Completion (Liquidus), °C		1460

Melting Onset (Solidus), °C		960
Melting Onset (Solidus), °C		1420

Specific Heat Capacity, J/kg-K		300
Specific Heat Capacity, J/kg-K		470

Thermal Expansion, µm/m-K		17
Thermal Expansion, µm/m-K		13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS		69
Electrical Conductivity: Equal Volume, % IACS		7.7

Electrical Conductivity: Equal Weight (Specific), % IACS		62
Electrical Conductivity: Equal Weight (Specific), % IACS		8.9

Otherwise Unclassified Properties

Density, g/cm³		10
Density, g/cm³		7.8

Common Calculations

Stiffness to Weight: Axial, points		5.8
Stiffness to Weight: Axial, points		13

Stiffness to Weight: Bending, points		16
Stiffness to Weight: Bending, points		24

Strength to Weight: Axial, points		8.8 to 15
Strength to Weight: Axial, points		22

Strength to Weight: Bending, points		10 to 15
Strength to Weight: Bending, points		21

Thermal Shock Resistance, points		13 to 21
Thermal Shock Resistance, points		18

Alloy Composition

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Carbon (C), %		0
Carbon (C), %		0 to 0.050

Chromium (Cr), %		0
Chromium (Cr), %		2.3 to 2.7

Copper (Cu), %		0
Copper (Cu), %		0 to 0.35

Iron (Fe), %		0
Iron (Fe), %		93.6 to 96

Manganese (Mn), %		0
Manganese (Mn), %		0.4 to 0.7

Molybdenum (Mo), %		0
Molybdenum (Mo), %		0.9 to 1.2

Nickel (Ni), %		28.8 to 31
Nickel (Ni), %		0 to 0.2

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

Silicon (Si), %		0
Silicon (Si), %		0.4 to 0.7

Silver (Ag), %		69 to 71
Silver (Ag), %		0

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

Residuals, %		0 to 0.2
Residuals, %		0 to 0.5