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EN 1.3553 Steel vs. SAE-AISI M3 Class 2 Steel

Both EN 1.3553 steel and SAE-AISI M3 class 2 steel are iron alloys. They have a very high 97% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.3553 steel and the bottom bar is SAE-AISI M3 class 2 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 77
77
Tensile Strength: Ultimate (UTS), MPa 720
770 to 2210

Thermal Properties

Latent Heat of Fusion, J/g 260
260
Melting Completion (Liquidus), °C 1620
1620
Melting Onset (Solidus), °C 1570
1570
Specific Heat Capacity, J/kg-K 440
440
Thermal Conductivity, W/m-K 24
26
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 24
25
Density, g/cm3 8.4
8.3
Embodied Carbon, kg CO2/kg material 8.5
12
Embodied Energy, MJ/kg 130
180
Embodied Water, L/kg 96
110

Common Calculations

PREN (Pitting Resistance) 31
33
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 24
26 to 74
Strength to Weight: Bending, points 21
22 to 45
Thermal Diffusivity, mm2/s 6.4
7.2
Thermal Shock Resistance, points 21
24 to 69

Alloy Composition

Carbon (C), % 0.78 to 0.86
1.2 to 1.3
Chromium (Cr), % 3.9 to 4.3
3.8 to 4.5
Copper (Cu), % 0 to 0.3
0 to 0.25
Iron (Fe), % 80.7 to 83.7
75.8 to 82.3
Manganese (Mn), % 0 to 0.4
0.15 to 0.4
Molybdenum (Mo), % 4.7 to 5.2
4.8 to 6.5
Nickel (Ni), % 0
0 to 0.3
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 0 to 0.4
0.2 to 0.45
Sulfur (S), % 0 to 0.015
0 to 0.030
Tungsten (W), % 6.0 to 6.7
5.0 to 6.8
Vanadium (V), % 1.7 to 2.0
2.8 to 3.8