AISI 310S Stainless Steel vs. AWS BNi-5

AISI 310S stainless steel belongs to the iron alloys classification, while AWS BNi-5 belongs to the nickel alloys. They have 40% of their average alloy composition in common. There are 19 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is AISI 310S stainless steel and the bottom bar is AWS BNi-5.

AISI 310S (S31008) Stainless Steel AWS BNi-5 (N99650) Filler Metal

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		200
Elastic (Young's, Tensile) Modulus, GPa		190

Poisson's Ratio		0.27
Poisson's Ratio		0.29

Shear Modulus, GPa		79
Shear Modulus, GPa		72

Tensile Strength: Ultimate (UTS), MPa		600 to 710
Tensile Strength: Ultimate (UTS), MPa		470

Thermal Properties

Latent Heat of Fusion, J/g		310
Latent Heat of Fusion, J/g		470

Melting Completion (Liquidus), °C		1450
Melting Completion (Liquidus), °C		1140

Melting Onset (Solidus), °C		1400
Melting Onset (Solidus), °C		1080

Specific Heat Capacity, J/kg-K		480
Specific Heat Capacity, J/kg-K		510

Thermal Expansion, µm/m-K		16
Thermal Expansion, µm/m-K		12

Otherwise Unclassified Properties

Base Metal Price, % relative		25
Base Metal Price, % relative		55

Density, g/cm³		7.9
Density, g/cm³		7.7

Embodied Carbon, kg CO₂/kg material		4.3
Embodied Carbon, kg CO₂/kg material		8.9

Embodied Energy, MJ/kg		61
Embodied Energy, MJ/kg		130

Embodied Water, L/kg		190
Embodied Water, L/kg		260

Common Calculations

Stiffness to Weight: Axial, points		14
Stiffness to Weight: Axial, points		13

Stiffness to Weight: Bending, points		25
Stiffness to Weight: Bending, points		25

Strength to Weight: Axial, points		21 to 25
Strength to Weight: Axial, points		17

Strength to Weight: Bending, points		20 to 22
Strength to Weight: Bending, points		17

Thermal Shock Resistance, points		14 to 16
Thermal Shock Resistance, points		15

Alloy Composition

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

Boron (B), %		0
Boron (B), %		0 to 0.030

Carbon (C), %		0 to 0.080
Carbon (C), %		0 to 0.060

Chromium (Cr), %		24 to 26
Chromium (Cr), %		18.5 to 19.5

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

Iron (Fe), %		48.3 to 57
Iron (Fe), %		0

Manganese (Mn), %		0 to 2.0
Manganese (Mn), %		0

Nickel (Ni), %		19 to 22
Nickel (Ni), %		69.1 to 71.8

Phosphorus (P), %		0 to 0.045
Phosphorus (P), %		0 to 0.020

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

Silicon (Si), %		0 to 1.5
Silicon (Si), %		9.8 to 10.5

Sulfur (S), %		0 to 0.030
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