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SAE-AISI M3 Class 1 Steel vs. EN 1.7366 Steel

Both SAE-AISI M3 class 1 steel and EN 1.7366 steel are iron alloys. They have 85% 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 M3 class 1 steel and the bottom bar is EN 1.7366 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 77
74
Tensile Strength: Ultimate (UTS), MPa 770 to 2150
460 to 710

Thermal Properties

Latent Heat of Fusion, J/g 260
260
Melting Completion (Liquidus), °C 1610
1460
Melting Onset (Solidus), °C 1570
1420
Specific Heat Capacity, J/kg-K 440
470
Thermal Conductivity, W/m-K 26
40
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 25
4.3
Density, g/cm3 8.3
7.8
Embodied Carbon, kg CO2/kg material 10
1.7
Embodied Energy, MJ/kg 150
23
Embodied Water, L/kg 100
69

Common Calculations

PREN (Pitting Resistance) 33
6.8
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 26 to 72
16 to 25
Strength to Weight: Bending, points 22 to 44
17 to 23
Thermal Diffusivity, mm2/s 7.2
11
Thermal Shock Resistance, points 24 to 67
13 to 20

Alloy Composition

Carbon (C), % 1.0 to 1.1
0 to 0.18
Chromium (Cr), % 3.8 to 4.5
4.0 to 6.0
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 76.9 to 82.9
91.9 to 95.3
Manganese (Mn), % 0.15 to 0.4
0.3 to 0.8
Molybdenum (Mo), % 4.8 to 6.5
0.45 to 0.65
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0.2 to 0.45
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.015
Tungsten (W), % 5.0 to 6.8
0
Vanadium (V), % 2.3 to 2.8
0

Comparable Variants