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EN 1.6579 Steel vs. Grade CW12MW Nickel

EN 1.6579 steel belongs to the iron alloys classification, while grade CW12MW nickel belongs to the nickel alloys. There are 25 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is EN 1.6579 steel and the bottom bar is grade CW12MW nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
220
Elongation at Break, % 11 to 14
4.6
Fatigue Strength, MPa 380 to 570
130
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
85
Tensile Strength: Ultimate (UTS), MPa 850 to 980
560
Tensile Strength: Yield (Proof), MPa 600 to 910
310

Thermal Properties

Latent Heat of Fusion, J/g 250
320
Maximum Temperature: Mechanical, °C 440
960
Melting Completion (Liquidus), °C 1460
1610
Melting Onset (Solidus), °C 1410
1560
Specific Heat Capacity, J/kg-K 470
410
Thermal Expansion, µm/m-K 13
12

Otherwise Unclassified Properties

Base Metal Price, % relative 3.7
70
Density, g/cm3 7.8
9.1
Embodied Carbon, kg CO2/kg material 1.7
13
Embodied Energy, MJ/kg 22
180
Embodied Water, L/kg 56
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100 to 120
22
Resilience: Unit (Modulus of Resilience), kJ/m3 950 to 2210
220
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
22
Strength to Weight: Axial, points 30 to 35
17
Strength to Weight: Bending, points 25 to 28
17
Thermal Shock Resistance, points 25 to 29
16

Alloy Composition

Carbon (C), % 0.32 to 0.38
0 to 0.12
Chromium (Cr), % 1.4 to 1.7
15.5 to 17.5
Iron (Fe), % 94.2 to 96.1
4.5 to 7.5
Manganese (Mn), % 0.6 to 1.0
0 to 1.0
Molybdenum (Mo), % 0.15 to 0.35
16 to 18
Nickel (Ni), % 1.4 to 1.7
49.2 to 60.1
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.6
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 0
3.8 to 5.3
Vanadium (V), % 0
0.2 to 0.4