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ACI-ASTM CB7Cu-2 Steel vs. AWS BNi-11

ACI-ASTM CB7Cu-2 steel belongs to the iron alloys classification, while AWS BNi-11 belongs to the nickel alloys. There are 19 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CB7Cu-2 steel and the bottom bar is AWS BNi-11.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.28
0.3
Shear Modulus, GPa 75
74
Tensile Strength: Ultimate (UTS), MPa 960 to 1350
600

Thermal Properties

Latent Heat of Fusion, J/g 280
340
Melting Completion (Liquidus), °C 1430
1100
Melting Onset (Solidus), °C 1380
970
Specific Heat Capacity, J/kg-K 480
450
Thermal Expansion, µm/m-K 11
11

Otherwise Unclassified Properties

Base Metal Price, % relative 13
75
Density, g/cm3 7.8
9.1
Embodied Carbon, kg CO2/kg material 2.6
11
Embodied Energy, MJ/kg 38
160
Embodied Water, L/kg 130
230

Common Calculations

Stiffness to Weight: Axial, points 14
12
Stiffness to Weight: Bending, points 25
21
Strength to Weight: Axial, points 34 to 48
18
Strength to Weight: Bending, points 28 to 35
17
Thermal Shock Resistance, points 32 to 45
20

Alloy Composition

Aluminum (Al), % 0
0 to 0.050
Boron (B), % 0
2.2 to 3.1
Carbon (C), % 0 to 0.070
0.3 to 0.5
Chromium (Cr), % 14 to 15.5
9.0 to 11.8
Cobalt (Co), % 0
0 to 0.1
Copper (Cu), % 2.5 to 3.2
0
Iron (Fe), % 73.6 to 79
2.5 to 4.0
Manganese (Mn), % 0 to 0.7
0
Nickel (Ni), % 4.5 to 5.5
62.9 to 71.2
Niobium (Nb), % 0 to 0.35
0
Nitrogen (N), % 0 to 0.050
0
Phosphorus (P), % 0 to 0.035
0 to 0.020
Selenium (Se), % 0
0 to 0.0050
Silicon (Si), % 0 to 1.0
3.4 to 4.3
Sulfur (S), % 0 to 0.030
0 to 0.020
Titanium (Ti), % 0
0 to 0.050
Tungsten (W), % 0
11.5 to 12.8
Zirconium (Zr), % 0
0 to 0.050
Residuals, % 0
0 to 0.5