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SAE-AISI H14 Steel vs. Grade M30H Nickel

SAE-AISI H14 steel belongs to the iron alloys classification, while grade M30H nickel belongs to the nickel alloys. There are 23 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 SAE-AISI H14 steel and the bottom bar is grade M30H nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
160
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 75
61
Tensile Strength: Ultimate (UTS), MPa 710 to 2030
770

Thermal Properties

Latent Heat of Fusion, J/g 270
320
Melting Completion (Liquidus), °C 1530
1250
Melting Onset (Solidus), °C 1490
1200
Specific Heat Capacity, J/kg-K 460
440
Thermal Conductivity, W/m-K 35
22
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.3
3.3
Electrical Conductivity: Equal Weight (Specific), % IACS 10
3.4

Otherwise Unclassified Properties

Base Metal Price, % relative 15
50
Density, g/cm3 8.1
8.6
Embodied Carbon, kg CO2/kg material 2.7
7.7
Embodied Energy, MJ/kg 39
110
Embodied Water, L/kg 73
250

Common Calculations

Stiffness to Weight: Axial, points 13
10
Stiffness to Weight: Bending, points 24
21
Strength to Weight: Axial, points 24 to 69
25
Strength to Weight: Bending, points 22 to 44
22
Thermal Diffusivity, mm2/s 9.3
5.7
Thermal Shock Resistance, points 24 to 68
27

Alloy Composition

Carbon (C), % 0.35 to 0.45
0 to 0.3
Chromium (Cr), % 4.8 to 5.5
0
Copper (Cu), % 0 to 0.25
27 to 33
Iron (Fe), % 86.5 to 89.9
0 to 3.5
Manganese (Mn), % 0.2 to 0.5
0 to 1.5
Nickel (Ni), % 0 to 0.3
57.9 to 70.3
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0.8 to 1.2
2.7 to 3.7
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 4.0 to 5.3
0