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ASTM Grade HN Steel vs. EN 1.5023 Steel

Both ASTM grade HN steel and EN 1.5023 steel are iron alloys. They have 53% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is ASTM grade HN steel and the bottom bar is EN 1.5023 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
170 to 440
Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
72
Tensile Strength: Ultimate (UTS), MPa 500
570 to 1860

Thermal Properties

Latent Heat of Fusion, J/g 310
270
Maximum Temperature: Mechanical, °C 1080
400
Melting Completion (Liquidus), °C 1400
1440
Melting Onset (Solidus), °C 1350
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 13
48
Thermal Expansion, µm/m-K 16
13

Otherwise Unclassified Properties

Base Metal Price, % relative 26
1.9
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 4.6
1.4
Embodied Energy, MJ/kg 66
19
Embodied Water, L/kg 180
45

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 17
21 to 67
Strength to Weight: Bending, points 18
20 to 43
Thermal Diffusivity, mm2/s 3.5
13
Thermal Shock Resistance, points 11
17 to 56

Alloy Composition

Carbon (C), % 0.2 to 0.5
0.35 to 0.42
Chromium (Cr), % 19 to 23
0
Iron (Fe), % 44.9 to 57.8
96.9 to 97.7
Manganese (Mn), % 0 to 2.0
0.5 to 0.8
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 23 to 27
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 2.0
1.5 to 1.8
Sulfur (S), % 0 to 0.040
0 to 0.025