AWS BNi-3 vs. C70260 Copper

AWS BNi-3 belongs to the nickel alloys classification, while C70260 copper belongs to the copper alloys. There are 19 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 AWS BNi-3 and the bottom bar is C70260 copper.

AWS BNi-3 (N99630) Filler Metal UNS C70260 (CW111C) Nickel-Silicon Copper

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		170
Elastic (Young's, Tensile) Modulus, GPa		120

Poisson's Ratio		0.31
Poisson's Ratio		0.34

Shear Modulus, GPa		66
Shear Modulus, GPa		44

Tensile Strength: Ultimate (UTS), MPa		430
Tensile Strength: Ultimate (UTS), MPa		520 to 760

Thermal Properties

Latent Heat of Fusion, J/g		350
Latent Heat of Fusion, J/g		220

Melting Completion (Liquidus), °C		1040
Melting Completion (Liquidus), °C		1060

Melting Onset (Solidus), °C		980
Melting Onset (Solidus), °C		1040

Specific Heat Capacity, J/kg-K		480
Specific Heat Capacity, J/kg-K		390

Thermal Expansion, µm/m-K		10
Thermal Expansion, µm/m-K		17

Otherwise Unclassified Properties

Base Metal Price, % relative		60
Base Metal Price, % relative		31

Density, g/cm³		8.3
Density, g/cm³		8.9

Embodied Carbon, kg CO₂/kg material		9.9
Embodied Carbon, kg CO₂/kg material		2.7

Embodied Energy, MJ/kg		140
Embodied Energy, MJ/kg		43

Embodied Water, L/kg		220
Embodied Water, L/kg		310

Common Calculations

Stiffness to Weight: Axial, points		12
Stiffness to Weight: Axial, points		7.3

Stiffness to Weight: Bending, points		22
Stiffness to Weight: Bending, points		18

Strength to Weight: Axial, points		14
Strength to Weight: Axial, points		16 to 24

Strength to Weight: Bending, points		15
Strength to Weight: Bending, points		16 to 21

Thermal Shock Resistance, points		17
Thermal Shock Resistance, points		18 to 27

Alloy Composition

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Aluminum (Al), %		0 to 0.050
Aluminum (Al), %		0

Boron (B), %		2.8 to 3.5
Boron (B), %		0

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

Cobalt (Co), %		0 to 0.1
Cobalt (Co), %		0

Copper (Cu), %		0
Copper (Cu), %		95.8 to 98.8

Iron (Fe), %		0 to 0.5
Iron (Fe), %		0

Nickel (Ni), %		90.1 to 93.3
Nickel (Ni), %		1.0 to 3.0

Phosphorus (P), %		0 to 0.020
Phosphorus (P), %		0 to 0.010

Selenium (Se), %		0 to 0.0050
Selenium (Se), %		0

Silicon (Si), %		4.0 to 5.0
Silicon (Si), %		0.2 to 0.7

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

Titanium (Ti), %		0 to 0.050
Titanium (Ti), %		0

Zirconium (Zr), %		0 to 0.050
Zirconium (Zr), %		0

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