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SAE-AISI H42 Steel vs. Grade CW6MC Nickel

SAE-AISI H42 steel belongs to the iron alloys classification, while grade CW6MC nickel belongs to the nickel alloys. There are 21 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI H42 steel and the bottom bar is grade CW6MC nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 77
79
Tensile Strength: Ultimate (UTS), MPa 700 to 1980
540

Thermal Properties

Latent Heat of Fusion, J/g 260
330
Melting Completion (Liquidus), °C 1620
1480
Melting Onset (Solidus), °C 1570
1430
Specific Heat Capacity, J/kg-K 440
440
Thermal Conductivity, W/m-K 24
11
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 24
80
Density, g/cm3 8.4
8.6
Embodied Carbon, kg CO2/kg material 8.8
14
Embodied Energy, MJ/kg 130
200
Embodied Water, L/kg 98
290

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 23 to 65
18
Strength to Weight: Bending, points 21 to 42
17
Thermal Diffusivity, mm2/s 6.5
2.8
Thermal Shock Resistance, points 20 to 57
15

Alloy Composition

Carbon (C), % 0.55 to 0.7
0 to 0.060
Chromium (Cr), % 3.8 to 4.5
20 to 23
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 79.3 to 83.8
0 to 5.0
Manganese (Mn), % 0.15 to 0.4
0 to 1.0
Molybdenum (Mo), % 4.5 to 5.5
8.0 to 10
Nickel (Ni), % 0 to 0.3
55.4 to 68.9
Niobium (Nb), % 0
3.2 to 4.5
Phosphorus (P), % 0 to 0.030
0 to 0.015
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 5.5 to 6.8
0
Vanadium (V), % 1.8 to 2.2
0