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SAE-AISI H11 Steel vs. EN 1.7378 Steel

Both SAE-AISI H11 steel and EN 1.7378 steel are iron alloys. They have a very high 95% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI H11 steel and the bottom bar is EN 1.7378 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 74
74
Tensile Strength: Ultimate (UTS), MPa 690 to 1840
700

Thermal Properties

Latent Heat of Fusion, J/g 270
260
Melting Completion (Liquidus), °C 1460
1470
Melting Onset (Solidus), °C 1410
1430
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 42
39
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.2
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 9.5
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 5.5
4.0
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.0
2.3
Embodied Energy, MJ/kg 43
33
Embodied Water, L/kg 75
61

Common Calculations

PREN (Pitting Resistance) 9.6
5.8
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 25 to 66
25
Strength to Weight: Bending, points 22 to 43
22
Thermal Diffusivity, mm2/s 11
10
Thermal Shock Resistance, points 22 to 58
20

Alloy Composition

Aluminum (Al), % 0
0 to 0.020
Boron (B), % 0
0.0015 to 0.0070
Carbon (C), % 0.33 to 0.43
0.050 to 0.1
Chromium (Cr), % 4.8 to 5.5
2.2 to 2.6
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 89.6 to 92.5
94.6 to 96.1
Manganese (Mn), % 0.2 to 0.5
0.3 to 0.7
Molybdenum (Mo), % 1.1 to 1.6
0.9 to 1.1
Nickel (Ni), % 0 to 0.3
0
Nitrogen (N), % 0
0 to 0.010
Phosphorus (P), % 0 to 0.030
0 to 0.020
Silicon (Si), % 0.8 to 1.2
0.15 to 0.45
Sulfur (S), % 0 to 0.030
0 to 0.010
Titanium (Ti), % 0
0.050 to 0.1
Vanadium (V), % 0.3 to 0.6
0.2 to 0.3