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ASTM Grade HE Steel vs. EN 2.4665 Nickel

ASTM grade HE steel belongs to the iron alloys classification, while EN 2.4665 nickel belongs to the nickel alloys. They have 51% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is ASTM grade HE steel and the bottom bar is EN 2.4665 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 10
34
Fatigue Strength, MPa 160
220
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 79
81
Tensile Strength: Ultimate (UTS), MPa 670
790
Tensile Strength: Yield (Proof), MPa 310
300

Thermal Properties

Latent Heat of Fusion, J/g 310
320
Maximum Temperature: Mechanical, °C 1100
990
Melting Completion (Liquidus), °C 1400
1460
Melting Onset (Solidus), °C 1360
1410
Specific Heat Capacity, J/kg-K 490
450
Thermal Conductivity, W/m-K 14
12
Thermal Expansion, µm/m-K 17
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
1.6

Otherwise Unclassified Properties

Base Metal Price, % relative 19
55
Density, g/cm3 7.7
8.4
Embodied Carbon, kg CO2/kg material 3.5
9.2
Embodied Energy, MJ/kg 50
130
Embodied Water, L/kg 190
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 56
210
Resilience: Unit (Modulus of Resilience), kJ/m3 240
220
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 24
26
Strength to Weight: Bending, points 22
22
Thermal Diffusivity, mm2/s 3.6
3.2
Thermal Shock Resistance, points 14
20

Alloy Composition

Aluminum (Al), % 0
0 to 0.5
Boron (B), % 0
0 to 0.010
Carbon (C), % 0.2 to 0.5
0.050 to 0.15
Chromium (Cr), % 26 to 30
20.5 to 23
Cobalt (Co), % 0
0.5 to 2.5
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 53.9 to 65.8
17 to 20
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 0 to 0.5
8.0 to 10
Nickel (Ni), % 8.0 to 11
40.3 to 53.8
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 0 to 2.0
0 to 1.0
Sulfur (S), % 0 to 0.040
0 to 0.015
Tungsten (W), % 0
0.2 to 1.0