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Grade CW12MW Nickel vs. EN 1.4959 Stainless Steel

Grade CW12MW nickel belongs to the nickel alloys classification, while EN 1.4959 stainless steel belongs to the iron alloys. They have 55% of their average alloy composition in common. 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 grade CW12MW nickel and the bottom bar is EN 1.4959 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
200
Elongation at Break, % 4.6
40
Fatigue Strength, MPa 130
170
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 85
77
Tensile Strength: Ultimate (UTS), MPa 560
630
Tensile Strength: Yield (Proof), MPa 310
190

Thermal Properties

Latent Heat of Fusion, J/g 320
300
Maximum Temperature: Mechanical, °C 960
1090
Melting Completion (Liquidus), °C 1610
1400
Melting Onset (Solidus), °C 1560
1350
Specific Heat Capacity, J/kg-K 410
480
Thermal Expansion, µm/m-K 12
15

Otherwise Unclassified Properties

Base Metal Price, % relative 70
31
Density, g/cm3 9.1
8.0
Embodied Carbon, kg CO2/kg material 13
5.4
Embodied Energy, MJ/kg 180
76
Embodied Water, L/kg 280
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 22
190
Resilience: Unit (Modulus of Resilience), kJ/m3 220
96
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 17
22
Strength to Weight: Bending, points 17
20
Thermal Shock Resistance, points 16
15

Alloy Composition

Aluminum (Al), % 0
0.25 to 0.65
Carbon (C), % 0 to 0.12
0.050 to 0.1
Chromium (Cr), % 15.5 to 17.5
19 to 22
Cobalt (Co), % 0
0 to 0.5
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 4.5 to 7.5
39.4 to 50.5
Manganese (Mn), % 0 to 1.0
0 to 1.5
Molybdenum (Mo), % 16 to 18
0
Nickel (Ni), % 49.2 to 60.1
30 to 34
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0 to 0.040
0 to 0.015
Silicon (Si), % 0 to 1.0
0 to 0.7
Sulfur (S), % 0 to 0.030
0 to 0.010
Titanium (Ti), % 0
0.25 to 0.65
Tungsten (W), % 3.8 to 5.3
0
Vanadium (V), % 0.2 to 0.4
0