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ASTM Grade HE Steel vs. EN 1.3963 Alloy

Both ASTM grade HE steel and EN 1.3963 alloy are iron alloys. They have 70% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (10, 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 1.3963 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 10
29
Poisson's Ratio 0.27
0.3
Shear Modulus, GPa 79
72
Tensile Strength: Ultimate (UTS), MPa 670
440
Tensile Strength: Yield (Proof), MPa 310
310

Thermal Properties

Latent Heat of Fusion, J/g 310
270
Melting Completion (Liquidus), °C 1400
1430
Melting Onset (Solidus), °C 1360
1390
Specific Heat Capacity, J/kg-K 490
460
Thermal Expansion, µm/m-K 17
1.6

Otherwise Unclassified Properties

Base Metal Price, % relative 19
25
Density, g/cm3 7.7
8.2
Embodied Carbon, kg CO2/kg material 3.5
4.8
Embodied Energy, MJ/kg 50
66
Embodied Water, L/kg 190
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 56
110
Resilience: Unit (Modulus of Resilience), kJ/m3 240
260
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 24
15
Strength to Weight: Bending, points 22
16
Thermal Shock Resistance, points 14
110

Alloy Composition

Carbon (C), % 0.2 to 0.5
0 to 0.050
Chromium (Cr), % 26 to 30
0 to 0.25
Iron (Fe), % 53.9 to 65.8
60.5 to 64.9
Manganese (Mn), % 0 to 2.0
0 to 0.5
Molybdenum (Mo), % 0 to 0.5
0 to 1.0
Nickel (Ni), % 8.0 to 11
35 to 37
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 2.0
0 to 0.5
Sulfur (S), % 0 to 0.040
0.1 to 0.2