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EN 1.4931 Steel vs. Grade CW6M Nickel

EN 1.4931 steel belongs to the iron alloys classification, while grade CW6M 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 1.4931 steel and the bottom bar is grade CW6M nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
220
Elongation at Break, % 17
29
Fatigue Strength, MPa 410
210
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
84
Tensile Strength: Ultimate (UTS), MPa 810
560
Tensile Strength: Yield (Proof), MPa 620
310

Thermal Properties

Latent Heat of Fusion, J/g 270
330
Maximum Temperature: Mechanical, °C 600
970
Melting Completion (Liquidus), °C 1460
1530
Melting Onset (Solidus), °C 1420
1470
Specific Heat Capacity, J/kg-K 470
430
Thermal Expansion, µm/m-K 14
12

Otherwise Unclassified Properties

Base Metal Price, % relative 8.5
65
Density, g/cm3 7.8
8.8
Embodied Carbon, kg CO2/kg material 2.9
13
Embodied Energy, MJ/kg 42
170
Embodied Water, L/kg 100
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
140
Resilience: Unit (Modulus of Resilience), kJ/m3 970
220
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 29
18
Strength to Weight: Bending, points 25
17
Thermal Shock Resistance, points 22
16

Alloy Composition

Carbon (C), % 0.2 to 0.26
0 to 0.070
Chromium (Cr), % 11.3 to 12.2
17 to 20
Iron (Fe), % 83.2 to 86.8
0 to 3.0
Manganese (Mn), % 0.5 to 0.8
0 to 1.0
Molybdenum (Mo), % 1.0 to 1.2
17 to 20
Nickel (Ni), % 0 to 1.0
54.9 to 66
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.4
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.030
Tungsten (W), % 0 to 0.5
0
Vanadium (V), % 0.25 to 0.35
0