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AWS BNi-1 vs. AWS ERNiCr-3

Both AWS BNi-1 and AWS ERNiCr-3 are nickel alloys. They have 88% of their average alloy composition in common. There are 19 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is AWS BNi-1 and the bottom bar is AWS ERNiCr-3.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
190
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 70
75
Tensile Strength: Ultimate (UTS), MPa 450
630

Thermal Properties

Latent Heat of Fusion, J/g 360
320
Melting Completion (Liquidus), °C 1040
1380
Melting Onset (Solidus), °C 980
1330
Specific Heat Capacity, J/kg-K 500
460
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 55
70
Density, g/cm3 8.0
8.4
Embodied Carbon, kg CO2/kg material 8.8
11
Embodied Energy, MJ/kg 120
160
Embodied Water, L/kg 240
280

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 16
21
Strength to Weight: Bending, points 16
19
Thermal Shock Resistance, points 15
18

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Boron (B), % 2.8 to 3.5
0
Carbon (C), % 0.6 to 0.9
0 to 0.1
Chromium (Cr), % 13 to 15
18 to 22
Cobalt (Co), % 0 to 0.1
0 to 0.12
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 4.0 to 5.0
0 to 3.0
Manganese (Mn), % 0
2.5 to 3.5
Nickel (Ni), % 69.8 to 75.7
67 to 77.5
Niobium (Nb), % 0
2.0 to 3.0
Phosphorus (P), % 0 to 0.020
0 to 0.030
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 4.0 to 5.0
0 to 0.5
Sulfur (S), % 0 to 0.020
0 to 0.015
Titanium (Ti), % 0 to 0.050
0 to 0.75
Zirconium (Zr), % 0 to 0.050
0
Residuals, % 0
0 to 0.5