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Grade CX2M Nickel vs. EN 1.7701 Steel

Grade CX2M nickel belongs to the nickel alloys classification, while EN 1.7701 steel belongs to the iron alloys. There are 22 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 grade CX2M nickel and the bottom bar is EN 1.7701 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 84
73
Tensile Strength: Ultimate (UTS), MPa 550
670 to 2010

Thermal Properties

Latent Heat of Fusion, J/g 330
250
Maximum Temperature: Mechanical, °C 990
420
Melting Completion (Liquidus), °C 1500
1460
Melting Onset (Solidus), °C 1450
1420
Specific Heat Capacity, J/kg-K 430
470
Thermal Conductivity, W/m-K 10
44
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 65
2.6
Density, g/cm3 8.7
7.8
Embodied Carbon, kg CO2/kg material 12
1.9
Embodied Energy, MJ/kg 160
26
Embodied Water, L/kg 310
52

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 18
24 to 71
Strength to Weight: Bending, points 17
22 to 45
Thermal Diffusivity, mm2/s 2.7
12
Thermal Shock Resistance, points 15
20 to 59

Alloy Composition

Carbon (C), % 0 to 0.020
0.48 to 0.56
Chromium (Cr), % 22 to 24
0.9 to 1.2
Iron (Fe), % 0 to 1.5
96.2 to 97.7
Manganese (Mn), % 0 to 1.0
0.7 to 1.1
Molybdenum (Mo), % 15 to 16.5
0.15 to 0.3
Nickel (Ni), % 56.4 to 63
0
Phosphorus (P), % 0 to 0.020
0 to 0.025
Silicon (Si), % 0 to 0.5
0 to 0.4
Sulfur (S), % 0 to 0.020
0 to 0.025
Vanadium (V), % 0
0.1 to 0.2