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SAE-AISI H42 Steel vs. EN 2.4951 Nickel

SAE-AISI H42 steel belongs to the iron alloys classification, while EN 2.4951 nickel belongs to the nickel alloys. There are 21 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI H42 steel and the bottom bar is EN 2.4951 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 77
76
Tensile Strength: Ultimate (UTS), MPa 700 to 1980
750

Thermal Properties

Latent Heat of Fusion, J/g 260
320
Melting Completion (Liquidus), °C 1620
1360
Melting Onset (Solidus), °C 1570
1310
Specific Heat Capacity, J/kg-K 440
460
Thermal Conductivity, W/m-K 24
12
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 24
60
Density, g/cm3 8.4
8.5
Embodied Carbon, kg CO2/kg material 8.8
9.3
Embodied Energy, MJ/kg 130
130
Embodied Water, L/kg 98
280

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 23 to 65
25
Strength to Weight: Bending, points 21 to 42
22
Thermal Diffusivity, mm2/s 6.5
3.1
Thermal Shock Resistance, points 20 to 57
23

Alloy Composition

Aluminum (Al), % 0
0 to 0.3
Carbon (C), % 0.55 to 0.7
0.080 to 0.15
Chromium (Cr), % 3.8 to 4.5
18 to 21
Cobalt (Co), % 0
0 to 5.0
Copper (Cu), % 0 to 0.25
0 to 0.5
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
0
Nickel (Ni), % 0 to 0.3
65.4 to 81.7
Phosphorus (P), % 0 to 0.030
0 to 0.020
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0
0.2 to 0.6
Tungsten (W), % 5.5 to 6.8
0
Vanadium (V), % 1.8 to 2.2
0