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SAE-AISI M33 Steel vs. EN 1.7386 Steel

Both SAE-AISI M33 steel and EN 1.7386 steel are iron alloys. They have 79% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (11, 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 1.7386 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 78
75
Tensile Strength: Ultimate (UTS), MPa 810 to 2210
550 to 670

Thermal Properties

Latent Heat of Fusion, J/g 270
270
Melting Completion (Liquidus), °C 1550
1450
Melting Onset (Solidus), °C 1500
1410
Specific Heat Capacity, J/kg-K 440
480
Thermal Conductivity, W/m-K 20
26
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 32
6.5
Density, g/cm3 8.2
7.8
Embodied Carbon, kg CO2/kg material 7.7
2.0
Embodied Energy, MJ/kg 110
28
Embodied Water, L/kg 150
88

Common Calculations

PREN (Pitting Resistance) 38
12
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 27 to 75
20 to 24
Strength to Weight: Bending, points 24 to 46
19 to 22
Thermal Diffusivity, mm2/s 5.5
6.9
Thermal Shock Resistance, points 25 to 68
15 to 18

Alloy Composition

Aluminum (Al), % 0
0 to 0.040
Carbon (C), % 0.85 to 0.92
0.080 to 0.15
Chromium (Cr), % 3.5 to 4.0
8.0 to 10
Cobalt (Co), % 7.8 to 8.8
0
Copper (Cu), % 0 to 0.25
0 to 0.3
Iron (Fe), % 71.4 to 76.3
86.8 to 90.5
Manganese (Mn), % 0.15 to 0.4
0.3 to 0.6
Molybdenum (Mo), % 9.0 to 10
0.9 to 1.1
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0.15 to 0.5
0.25 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.010
Tungsten (W), % 1.3 to 2.1
0
Vanadium (V), % 1.0 to 1.4
0

Comparable Variants