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SAE-AISI M33 Steel vs. EN 1.5408 Steel

Both SAE-AISI M33 steel and EN 1.5408 steel are iron alloys. They have 75% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M33 steel and the bottom bar is EN 1.5408 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 78
73
Tensile Strength: Ultimate (UTS), MPa 810 to 2210
460 to 1620

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Melting Completion (Liquidus), °C 1550
1460
Melting Onset (Solidus), °C 1500
1420
Specific Heat Capacity, J/kg-K 440
470
Thermal Conductivity, W/m-K 20
48
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 32
2.0
Density, g/cm3 8.2
7.8
Embodied Carbon, kg CO2/kg material 7.7
1.4
Embodied Energy, MJ/kg 110
19
Embodied Water, L/kg 150
48

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 27 to 75
16 to 57
Strength to Weight: Bending, points 24 to 46
17 to 39
Thermal Diffusivity, mm2/s 5.5
13
Thermal Shock Resistance, points 25 to 68
13 to 48

Alloy Composition

Boron (B), % 0
0.00080 to 0.0050
Carbon (C), % 0.85 to 0.92
0.28 to 0.32
Chromium (Cr), % 3.5 to 4.0
0 to 0.3
Cobalt (Co), % 7.8 to 8.8
0
Copper (Cu), % 0 to 0.25
0 to 0.25
Iron (Fe), % 71.4 to 76.3
97.7 to 98.8
Manganese (Mn), % 0.15 to 0.4
0.8 to 1.0
Molybdenum (Mo), % 9.0 to 10
0.080 to 0.12
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0.15 to 0.5
0 to 0.3
Sulfur (S), % 0 to 0.030
0 to 0.025
Tungsten (W), % 1.3 to 2.1
0
Vanadium (V), % 1.0 to 1.4
0

Comparable Variants