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ACI-ASTM CB7Cu-1 Steel vs. Grade N12MV Nickel

ACI-ASTM CB7Cu-1 steel belongs to the iron alloys classification, while grade N12MV nickel belongs to the nickel alloys. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CB7Cu-1 steel and the bottom bar is grade N12MV nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
220
Elongation at Break, % 5.7 to 11
6.8
Fatigue Strength, MPa 420 to 590
130
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 76
84
Tensile Strength: Ultimate (UTS), MPa 960 to 1350
600
Tensile Strength: Yield (Proof), MPa 760 to 1180
310

Thermal Properties

Latent Heat of Fusion, J/g 280
320
Melting Completion (Liquidus), °C 1430
1620
Melting Onset (Solidus), °C 1500
1570
Specific Heat Capacity, J/kg-K 480
390
Thermal Expansion, µm/m-K 11
10

Otherwise Unclassified Properties

Base Metal Price, % relative 13
75
Density, g/cm3 7.8
9.2
Embodied Carbon, kg CO2/kg material 2.6
16
Embodied Energy, MJ/kg 38
200
Embodied Water, L/kg 130
260

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 71 to 120
34
Resilience: Unit (Modulus of Resilience), kJ/m3 1500 to 3590
220
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
22
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
19

Alloy Composition

Carbon (C), % 0 to 0.070
0 to 0.12
Chromium (Cr), % 15.5 to 17.7
0 to 1.0
Copper (Cu), % 2.5 to 3.2
0
Iron (Fe), % 72.3 to 78.4
4.0 to 6.0
Manganese (Mn), % 0 to 0.7
0 to 1.0
Molybdenum (Mo), % 0
26 to 30
Nickel (Ni), % 3.6 to 4.6
60.2 to 69.8
Niobium (Nb), % 0 to 0.35
0
Nitrogen (N), % 0 to 0.050
0
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Vanadium (V), % 0
0.2 to 0.6