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AWS BNi-11 vs. SAE-AISI O7 Steel

AWS BNi-11 belongs to the nickel alloys classification, while SAE-AISI O7 steel belongs to the iron alloys. There are 19 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is AWS BNi-11 and the bottom bar is SAE-AISI O7 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 74
73
Tensile Strength: Ultimate (UTS), MPa 600
680 to 2110

Thermal Properties

Latent Heat of Fusion, J/g 340
250
Melting Completion (Liquidus), °C 1100
1480
Melting Onset (Solidus), °C 970
1430
Specific Heat Capacity, J/kg-K 450
470
Thermal Expansion, µm/m-K 11
12

Otherwise Unclassified Properties

Base Metal Price, % relative 75
6.0
Density, g/cm3 9.1
7.9
Embodied Carbon, kg CO2/kg material 11
2.3
Embodied Energy, MJ/kg 160
33
Embodied Water, L/kg 230
52

Common Calculations

Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 21
24
Strength to Weight: Axial, points 18
24 to 74
Strength to Weight: Bending, points 17
22 to 46
Thermal Shock Resistance, points 20
23 to 70

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Boron (B), % 2.2 to 3.1
0
Carbon (C), % 0.3 to 0.5
1.1 to 1.3
Chromium (Cr), % 9.0 to 11.8
0.35 to 0.85
Cobalt (Co), % 0 to 0.1
0
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 2.5 to 4.0
92.9 to 97.6
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
0 to 0.3
Nickel (Ni), % 62.9 to 71.2
0 to 0.3
Phosphorus (P), % 0 to 0.020
0 to 0.030
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 3.4 to 4.3
0 to 0.6
Sulfur (S), % 0 to 0.020
0 to 0.030
Titanium (Ti), % 0 to 0.050
0
Tungsten (W), % 11.5 to 12.8
1.0 to 2.0
Vanadium (V), % 0
0 to 0.4
Zirconium (Zr), % 0 to 0.050
0
Residuals, % 0 to 0.5
0