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EN 1.7779 Steel vs. Grade CW12MW Nickel

EN 1.7779 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 (8, in this case) are not shown.

For each property being compared, the top bar is EN 1.7779 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, % 16
4.6
Fatigue Strength, MPa 430
130
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
85
Tensile Strength: Ultimate (UTS), MPa 810
560
Tensile Strength: Yield (Proof), MPa 660
310

Thermal Properties

Latent Heat of Fusion, J/g 260
320
Maximum Temperature: Mechanical, °C 470
960
Melting Completion (Liquidus), °C 1460
1610
Melting Onset (Solidus), °C 1420
1560
Specific Heat Capacity, J/kg-K 470
410
Thermal Expansion, µm/m-K 13
12

Otherwise Unclassified Properties

Base Metal Price, % relative 4.0
70
Density, g/cm3 7.8
9.1
Embodied Carbon, kg CO2/kg material 2.8
13
Embodied Energy, MJ/kg 41
180
Embodied Water, L/kg 64
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
22
Resilience: Unit (Modulus of Resilience), kJ/m3 1150
220
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
22
Strength to Weight: Axial, points 29
17
Strength to Weight: Bending, points 25
17
Thermal Shock Resistance, points 23
16

Alloy Composition

Aluminum (Al), % 0 to 0.040
0
Carbon (C), % 0.17 to 0.23
0 to 0.12
Chromium (Cr), % 3.0 to 3.3
15.5 to 17.5
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 93.8 to 95.4
4.5 to 7.5
Manganese (Mn), % 0.3 to 0.5
0 to 1.0
Molybdenum (Mo), % 0.5 to 0.6
16 to 18
Nickel (Ni), % 0 to 0.3
49.2 to 60.1
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0.15 to 0.35
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.030
Tungsten (W), % 0
3.8 to 5.3
Vanadium (V), % 0.45 to 0.55
0.2 to 0.4