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EN 1.8151 Steel vs. ASTM Grade HT Steel

Both EN 1.8151 steel and ASTM grade HT steel are iron alloys. They have 48% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is EN 1.8151 steel and the bottom bar is ASTM grade HT steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 540
150
Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
76
Tensile Strength: Ultimate (UTS), MPa 670 to 1940
500

Thermal Properties

Latent Heat of Fusion, J/g 270
310
Maximum Temperature: Mechanical, °C 410
1010
Melting Completion (Liquidus), °C 1440
1390
Melting Onset (Solidus), °C 1400
1340
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 50
12
Thermal Expansion, µm/m-K 13
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 2.2
31
Density, g/cm3 7.7
8.0
Embodied Carbon, kg CO2/kg material 1.8
5.4
Embodied Energy, MJ/kg 25
76
Embodied Water, L/kg 49
190

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 24 to 70
18
Strength to Weight: Bending, points 22 to 45
18
Thermal Diffusivity, mm2/s 14
3.2
Thermal Shock Resistance, points 20 to 58
12

Alloy Composition

Carbon (C), % 0.4 to 0.5
0.35 to 0.75
Chromium (Cr), % 0.4 to 0.8
15 to 19
Iron (Fe), % 95.9 to 97.2
38.2 to 51.7
Manganese (Mn), % 0.6 to 0.9
0 to 2.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0
33 to 37
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 1.3 to 1.7
0 to 2.5
Sulfur (S), % 0 to 0.025
0 to 0.040
Vanadium (V), % 0.1 to 0.2
0