SAE-AISI 1055 Steel vs. AWS BNi-1

SAE-AISI 1055 steel belongs to the iron alloys classification, while AWS BNi-1 belongs to the nickel alloys. There are 19 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 1055 steel and the bottom bar is AWS BNi-1.

SAE-AISI 1055 (G10550) Carbon Steel AWS BNi-1 (N99600) Filler Metal

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		190
Elastic (Young's, Tensile) Modulus, GPa		180

Poisson's Ratio		0.29
Poisson's Ratio		0.3

Shear Modulus, GPa		72
Shear Modulus, GPa		70

Tensile Strength: Ultimate (UTS), MPa		730 to 750
Tensile Strength: Ultimate (UTS), MPa		450

Thermal Properties

Latent Heat of Fusion, J/g		250
Latent Heat of Fusion, J/g		360

Melting Completion (Liquidus), °C		1460
Melting Completion (Liquidus), °C		1040

Melting Onset (Solidus), °C		1420
Melting Onset (Solidus), °C		980

Specific Heat Capacity, J/kg-K		470
Specific Heat Capacity, J/kg-K		500

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

Otherwise Unclassified Properties

Base Metal Price, % relative		1.8
Base Metal Price, % relative		55

Density, g/cm³		7.8
Density, g/cm³		8.0

Embodied Carbon, kg CO₂/kg material		1.4
Embodied Carbon, kg CO₂/kg material		8.8

Embodied Energy, MJ/kg		18
Embodied Energy, MJ/kg		120

Embodied Water, L/kg		46
Embodied Water, L/kg		240

Common Calculations

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

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

Strength to Weight: Axial, points		26
Strength to Weight: Axial, points		16

Strength to Weight: Bending, points		23
Strength to Weight: Bending, points		16

Thermal Shock Resistance, points		23 to 24
Thermal Shock Resistance, points		15

Alloy Composition

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

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

Carbon (C), %		0.5 to 0.6
Carbon (C), %		0.6 to 0.9

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

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

Iron (Fe), %		98.4 to 98.9
Iron (Fe), %		4.0 to 5.0

Manganese (Mn), %		0.6 to 0.9
Manganese (Mn), %		0

Nickel (Ni), %		0
Nickel (Ni), %		69.8 to 75.7

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

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

Silicon (Si), %		0
Silicon (Si), %		4.0 to 5.0

Sulfur (S), %		0 to 0.050
Sulfur (S), %		0 to 0.020

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

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

Residuals, %		0
Residuals, %		0 to 0.5