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EN 2.4654 Nickel vs. SAE-AISI H21 Steel

EN 2.4654 nickel belongs to the nickel alloys classification, while SAE-AISI H21 steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is EN 2.4654 nickel and the bottom bar is SAE-AISI H21 steel.

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
76
Tensile Strength: Ultimate (UTS), MPa 1250
720 to 1790

Thermal Properties

Latent Heat of Fusion, J/g 320
250
Melting Completion (Liquidus), °C 1390
1630
Melting Onset (Solidus), °C 1330
1580
Specific Heat Capacity, J/kg-K 460
440
Thermal Conductivity, W/m-K 13
27
Thermal Expansion, µm/m-K 12
11

Otherwise Unclassified Properties

Base Metal Price, % relative 75
23
Density, g/cm3 8.4
8.5
Embodied Carbon, kg CO2/kg material 10
4.5
Embodied Energy, MJ/kg 150
68
Embodied Water, L/kg 340
72

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 42
23 to 58
Strength to Weight: Bending, points 31
21 to 38
Thermal Diffusivity, mm2/s 3.3
7.1
Thermal Shock Resistance, points 37
24 to 59

Alloy Composition

Aluminum (Al), % 1.2 to 1.6
0
Boron (B), % 0.0030 to 0.010
0
Carbon (C), % 0.020 to 0.1
0.28 to 0.36
Chromium (Cr), % 18 to 21
3.0 to 3.8
Cobalt (Co), % 12 to 15
0
Copper (Cu), % 0 to 0.1
0 to 0.25
Iron (Fe), % 0 to 2.0
87.6 to 93.8
Manganese (Mn), % 0 to 1.0
0.15 to 0.4
Molybdenum (Mo), % 3.5 to 5.0
0
Nickel (Ni), % 50.6 to 62.5
0 to 0.3
Phosphorus (P), % 0 to 0.015
0 to 0.030
Silicon (Si), % 0 to 0.15
0.15 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 2.8 to 3.3
0
Tungsten (W), % 0
8.5 to 10
Vanadium (V), % 0
0.3 to 0.6
Zirconium (Zr), % 0.020 to 0.080
0