C68400 Brass vs. AWS BNi-1a

C68400 brass belongs to the copper alloys classification, while AWS BNi-1a belongs to the nickel alloys. There are 19 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is C68400 brass and the bottom bar is AWS BNi-1a.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		110
Elastic (Young's, Tensile) Modulus, GPa		180

Poisson's Ratio		0.31
Poisson's Ratio		0.3

Shear Modulus, GPa		41
Shear Modulus, GPa		70

Tensile Strength: Ultimate (UTS), MPa		540
Tensile Strength: Ultimate (UTS), MPa		450

Thermal Properties

Latent Heat of Fusion, J/g		210
Latent Heat of Fusion, J/g		370

Melting Completion (Liquidus), °C		840
Melting Completion (Liquidus), °C		1080

Melting Onset (Solidus), °C		820
Melting Onset (Solidus), °C		980

Specific Heat Capacity, J/kg-K		400
Specific Heat Capacity, J/kg-K		500

Thermal Expansion, µm/m-K		20
Thermal Expansion, µm/m-K		12

Otherwise Unclassified Properties

Base Metal Price, % relative		23
Base Metal Price, % relative		55

Density, g/cm³		7.9
Density, g/cm³		8.0

Embodied Carbon, kg CO₂/kg material		2.7
Embodied Carbon, kg CO₂/kg material		8.8

Embodied Energy, MJ/kg		47
Embodied Energy, MJ/kg		120

Embodied Water, L/kg		320
Embodied Water, L/kg		240

Common Calculations

Stiffness to Weight: Axial, points		7.5
Stiffness to Weight: Axial, points		13

Stiffness to Weight: Bending, points		20
Stiffness to Weight: Bending, points		24

Strength to Weight: Axial, points		19
Strength to Weight: Axial, points		16

Strength to Weight: Bending, points		19
Strength to Weight: Bending, points		16

Thermal Shock Resistance, points		18
Thermal Shock Resistance, points		15

Alloy Composition

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Aluminum (Al), %		0 to 0.5
Aluminum (Al), %		0 to 0.050

Boron (B), %		0.0010 to 0.030
Boron (B), %		2.8 to 3.5

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

Chromium (Cr), %		0
Chromium (Cr), %		13 to 15

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

Copper (Cu), %		59 to 64
Copper (Cu), %		0

Iron (Fe), %		0 to 1.0
Iron (Fe), %		4.0 to 5.0

Lead (Pb), %		0 to 0.090
Lead (Pb), %		0

Manganese (Mn), %		0.2 to 1.5
Manganese (Mn), %		0

Nickel (Ni), %		0 to 0.5
Nickel (Ni), %		70.6 to 76.3

Phosphorus (P), %		0.030 to 0.3
Phosphorus (P), %		0 to 0.020

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

Silicon (Si), %		1.5 to 2.5
Silicon (Si), %		4.0 to 5.0

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

Tin (Sn), %		0 to 0.5
Tin (Sn), %		0

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

Zinc (Zn), %		28.6 to 39.3
Zinc (Zn), %		0

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

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