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AWS ERNiCrCoMo-1 vs. AWS BNi-7

Both AWS ERNiCrCoMo-1 and AWS BNi-7 are nickel alloys. They have 67% 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 ERNiCrCoMo-1 and the bottom bar is AWS BNi-7.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
170
Poisson's Ratio 0.29
0.3
Shear Modulus, GPa 81
67
Tensile Strength: Ultimate (UTS), MPa 710
550

Thermal Properties

Latent Heat of Fusion, J/g 330
280
Melting Completion (Liquidus), °C 1420
890
Melting Onset (Solidus), °C 1370
890
Specific Heat Capacity, J/kg-K 450
490
Thermal Expansion, µm/m-K 13
11

Otherwise Unclassified Properties

Base Metal Price, % relative 75
55
Density, g/cm3 8.5
8.0
Embodied Carbon, kg CO2/kg material 10
8.8
Embodied Energy, MJ/kg 140
120
Embodied Water, L/kg 350
240

Common Calculations

Stiffness to Weight: Axial, points 14
12
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 23
19
Strength to Weight: Bending, points 21
19
Thermal Shock Resistance, points 19
21

Alloy Composition


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Aluminum (Al), % 0.8 to 1.5
0 to 0.050
Boron (B), % 0
0 to 0.010
Carbon (C), % 0.050 to 0.15
0 to 0.060
Chromium (Cr), % 20 to 24
13 to 15
Cobalt (Co), % 10 to 15
0 to 0.1
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 0 to 3.0
0 to 0.2
Manganese (Mn), % 0 to 1.0
0 to 0.040
Molybdenum (Mo), % 8.0 to 10
0
Nickel (Ni), % 42.7 to 61.2
73.3 to 77.3
Phosphorus (P), % 0 to 0.030
9.7 to 10.5
Selenium (Se), % 0
0 to 0.0050
Silicon (Si), % 0 to 1.0
0 to 0.1
Sulfur (S), % 0 to 0.015
0 to 0.020
Titanium (Ti), % 0 to 0.6
0 to 0.050
Zirconium (Zr), % 0
0 to 0.050
Residuals, % 0 to 0.5
0 to 0.5