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Grade CW6MC Nickel vs. S35315 Stainless Steel

Grade CW6MC nickel belongs to the nickel alloys classification, while S35315 stainless steel belongs to the iron alloys. They have 60% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is grade CW6MC nickel and the bottom bar is S35315 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 28
46
Fatigue Strength, MPa 210
280
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 79
78
Tensile Strength: Ultimate (UTS), MPa 540
740
Tensile Strength: Yield (Proof), MPa 310
300

Thermal Properties

Latent Heat of Fusion, J/g 330
330
Maximum Temperature: Mechanical, °C 980
1100
Melting Completion (Liquidus), °C 1480
1370
Melting Onset (Solidus), °C 1430
1330
Specific Heat Capacity, J/kg-K 440
480
Thermal Conductivity, W/m-K 11
12
Thermal Expansion, µm/m-K 12
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.3
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 1.4
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 80
34
Density, g/cm3 8.6
7.9
Embodied Carbon, kg CO2/kg material 14
5.7
Embodied Energy, MJ/kg 200
81
Embodied Water, L/kg 290
220

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
270
Resilience: Unit (Modulus of Resilience), kJ/m3 240
230
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 18
26
Strength to Weight: Bending, points 17
23
Thermal Diffusivity, mm2/s 2.8
3.1
Thermal Shock Resistance, points 15
17

Alloy Composition

Carbon (C), % 0 to 0.060
0.040 to 0.080
Cerium (Ce), % 0
0.030 to 0.1
Chromium (Cr), % 20 to 23
24 to 26
Iron (Fe), % 0 to 5.0
33.6 to 40.6
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 8.0 to 10
0
Nickel (Ni), % 55.4 to 68.9
34 to 36
Niobium (Nb), % 3.2 to 4.5
0
Nitrogen (N), % 0
0.12 to 0.18
Phosphorus (P), % 0 to 0.015
0 to 0.040
Silicon (Si), % 0 to 1.0
1.2 to 2.0
Sulfur (S), % 0 to 0.030
0 to 0.030