AWS BNi-8 vs. ACI-ASTM CC50 Steel

AWS BNi-8 belongs to the nickel alloys classification, while ACI-ASTM CC50 steel belongs to the iron alloys. There are 19 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is AWS BNi-8 and the bottom bar is ACI-ASTM CC50 steel.

AWS BNi-8 (N99800) Filler Metal ACI-ASTM CC50 (J92615) Cast Stainless Steel

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		180
Elastic (Young's, Tensile) Modulus, GPa		200

Poisson's Ratio		0.32
Poisson's Ratio		0.27

Shear Modulus, GPa		67
Shear Modulus, GPa		80

Tensile Strength: Ultimate (UTS), MPa		570
Tensile Strength: Ultimate (UTS), MPa		430

Thermal Properties

Latent Heat of Fusion, J/g		390
Latent Heat of Fusion, J/g		300

Melting Completion (Liquidus), °C		1010
Melting Completion (Liquidus), °C		1420

Melting Onset (Solidus), °C		980
Melting Onset (Solidus), °C		1370

Specific Heat Capacity, J/kg-K		480
Specific Heat Capacity, J/kg-K		490

Thermal Expansion, µm/m-K		13
Thermal Expansion, µm/m-K		11

Otherwise Unclassified Properties

Base Metal Price, % relative		46
Base Metal Price, % relative		14

Density, g/cm³		7.9
Density, g/cm³		7.6

Embodied Carbon, kg CO₂/kg material		8.2
Embodied Carbon, kg CO₂/kg material		2.7

Embodied Energy, MJ/kg		120
Embodied Energy, MJ/kg		39

Embodied Water, L/kg		220
Embodied Water, L/kg		170

Common Calculations

Stiffness to Weight: Axial, points		12
Stiffness to Weight: Axial, points		15

Stiffness to Weight: Bending, points		24
Stiffness to Weight: Bending, points		26

Strength to Weight: Axial, points		20
Strength to Weight: Axial, points		16

Strength to Weight: Bending, points		19
Strength to Weight: Bending, points		17

Thermal Shock Resistance, points		17
Thermal Shock Resistance, points		14

Alloy Composition

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

Carbon (C), %		0 to 0.060
Carbon (C), %		0 to 0.5

Chromium (Cr), %		0
Chromium (Cr), %		26 to 30

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

Copper (Cu), %		4.0 to 5.0
Copper (Cu), %		0

Iron (Fe), %		0
Iron (Fe), %		62.9 to 74

Manganese (Mn), %		21.5 to 24.5
Manganese (Mn), %		0 to 1.0

Nickel (Ni), %		61.6 to 68.5
Nickel (Ni), %		0 to 4.0

Phosphorus (P), %		0 to 0.020
Phosphorus (P), %		0 to 0.040

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

Silicon (Si), %		6.0 to 8.0
Silicon (Si), %		0 to 1.5

Sulfur (S), %		0 to 0.020
Sulfur (S), %		0 to 0.040

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