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AWS ERNiCrMo-3 vs. AWS BNi-9

Both AWS ERNiCrMo-3 and AWS BNi-9 are nickel alloys. They have 80% of their average alloy composition in common. 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 ERNiCrMo-3 and the bottom bar is AWS BNi-9.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.29
0.3
Shear Modulus, GPa 79
72
Tensile Strength: Ultimate (UTS), MPa 870
580

Thermal Properties

Latent Heat of Fusion, J/g 330
300
Melting Completion (Liquidus), °C 1480
1060
Melting Onset (Solidus), °C 1430
1060
Specific Heat Capacity, J/kg-K 440
480
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 80
60
Density, g/cm3 8.6
8.4
Embodied Carbon, kg CO2/kg material 14
9.3
Embodied Energy, MJ/kg 190
130
Embodied Water, L/kg 290
260

Common Calculations

Stiffness to Weight: Axial, points 13
12
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 28
19
Strength to Weight: Bending, points 24
18
Thermal Shock Resistance, points 25
19

Alloy Composition


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Aluminum (Al), % 0 to 0.4
0 to 0.050
Boron (B), % 0
3.3 to 4.0
Carbon (C), % 0 to 0.010
0 to 0.060
Chromium (Cr), % 20 to 23
13.5 to 16.5
Cobalt (Co), % 0
0 to 0.1
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 0 to 5.0
0 to 1.5
Manganese (Mn), % 0 to 0.5
0
Molybdenum (Mo), % 8.0 to 10
0
Nickel (Ni), % 58 to 68.9
77.1 to 83.3
Niobium (Nb), % 3.2 to 4.2
0
Phosphorus (P), % 0 to 0.020
0 to 0.020
Selenium (Se), % 0
0 to 0.0050
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.015
0 to 0.020
Titanium (Ti), % 0 to 0.4
0 to 0.050
Zirconium (Zr), % 0
0 to 0.050
Residuals, % 0 to 0.5
0 to 0.5