C74400 Nickel Silver vs. AWS BVAg-18

C74400 nickel silver belongs to the copper alloys classification, while AWS BVAg-18 belongs to the otherwise unclassified metals. They have a modest 30% of their average alloy composition in common, which, by itself, doesn't mean much. There are 17 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is C74400 nickel silver and the bottom bar is AWS BVAg-18.

UNS C74400 Nickel Silver AWS BVAg-18 (P07607) Vacuum Service Filler Metal

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		110
Elastic (Young's, Tensile) Modulus, GPa		82

Poisson's Ratio		0.31
Poisson's Ratio		0.36

Shear Modulus, GPa		39
Shear Modulus, GPa		30

Tensile Strength: Ultimate (UTS), MPa		350
Tensile Strength: Ultimate (UTS), MPa		180

Thermal Properties

Latent Heat of Fusion, J/g		180
Latent Heat of Fusion, J/g		140

Melting Completion (Liquidus), °C		930
Melting Completion (Liquidus), °C		720

Melting Onset (Solidus), °C		910
Melting Onset (Solidus), °C		600

Specific Heat Capacity, J/kg-K		390
Specific Heat Capacity, J/kg-K		280

Thermal Expansion, µm/m-K		20
Thermal Expansion, µm/m-K		19

Otherwise Unclassified Properties

Density, g/cm³		8.2
Density, g/cm³		9.7

Embodied Carbon, kg CO₂/kg material		2.9
Embodied Carbon, kg CO₂/kg material		59

Embodied Energy, MJ/kg		48
Embodied Energy, MJ/kg		930

Common Calculations

Stiffness to Weight: Axial, points		7.4
Stiffness to Weight: Axial, points		4.7

Stiffness to Weight: Bending, points		19
Stiffness to Weight: Bending, points		15

Strength to Weight: Axial, points		12
Strength to Weight: Axial, points		5.1

Strength to Weight: Bending, points		14
Strength to Weight: Bending, points		7.3

Thermal Shock Resistance, points		12
Thermal Shock Resistance, points		8.1

Alloy Composition

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Cadmium (Cd), %		0
Cadmium (Cd), %		0 to 0.0010

Carbon (C), %		0
Carbon (C), %		0 to 0.0050

Copper (Cu), %		62 to 66
Copper (Cu), %		28.5 to 31.5

Iron (Fe), %		0 to 0.050
Iron (Fe), %		0

Lead (Pb), %		0 to 0.050
Lead (Pb), %		0 to 0.0020

Nickel (Ni), %		2.0 to 4.0
Nickel (Ni), %		0

Phosphorus (P), %		0
Phosphorus (P), %		0 to 0.0020

Silver (Ag), %		0
Silver (Ag), %		59 to 61

Tin (Sn), %		0
Tin (Sn), %		9.5 to 10.5

Zinc (Zn), %		29.6 to 36
Zinc (Zn), %		0 to 0.0010

Residuals, %		0 to 0.3
Residuals, %		0