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AWS BNi-4 vs. ACI-ASTM CE3MN Steel

AWS BNi-4 belongs to the nickel alloys classification, while ACI-ASTM CE3MN steel belongs to the iron alloys. There are 19 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is AWS BNi-4 and the bottom bar is ACI-ASTM CE3MN steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
210
Poisson's Ratio 0.31
0.27
Shear Modulus, GPa 67
81
Tensile Strength: Ultimate (UTS), MPa 430
770

Thermal Properties

Latent Heat of Fusion, J/g 340
300
Melting Completion (Liquidus), °C 1070
1450
Melting Onset (Solidus), °C 980
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 11
13

Otherwise Unclassified Properties

Base Metal Price, % relative 60
21
Density, g/cm3 8.5
7.8
Embodied Carbon, kg CO2/kg material 10
4.2
Embodied Energy, MJ/kg 140
58
Embodied Water, L/kg 220
180

Common Calculations

Stiffness to Weight: Axial, points 12
15
Stiffness to Weight: Bending, points 22
25
Strength to Weight: Axial, points 14
27
Strength to Weight: Bending, points 15
24
Thermal Shock Resistance, points 16
21

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Boron (B), % 1.5 to 2.2
0
Carbon (C), % 0 to 0.060
0 to 0.030
Chromium (Cr), % 0
24 to 26
Cobalt (Co), % 0 to 0.1
0
Iron (Fe), % 0 to 1.5
58.1 to 65.9
Manganese (Mn), % 0
0 to 1.5
Molybdenum (Mo), % 0
4.0 to 5.0
Nickel (Ni), % 91.4 to 95.5
6.0 to 8.0
Nitrogen (N), % 0
0.1 to 0.3
Phosphorus (P), % 0 to 0.020
0 to 0.040
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 3.0 to 4.0
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.040
Titanium (Ti), % 0 to 0.050
0
Zirconium (Zr), % 0 to 0.050
0
Residuals, % 0 to 0.5
0