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SAE-AISI M10 Steel vs. EN 1.4439 Stainless Steel

Both SAE-AISI M10 steel and EN 1.4439 stainless steel are iron alloys. They have 72% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M10 steel and the bottom bar is EN 1.4439 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 76
79
Tensile Strength: Ultimate (UTS), MPa 740 to 2170
680

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Melting Completion (Liquidus), °C 1520
1460
Melting Onset (Solidus), °C 1470
1410
Specific Heat Capacity, J/kg-K 460
470
Thermal Conductivity, W/m-K 31
14
Thermal Expansion, µm/m-K 12
16

Otherwise Unclassified Properties

Base Metal Price, % relative 14
22
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 8.3
4.5
Embodied Energy, MJ/kg 120
61
Embodied Water, L/kg 100
160

Common Calculations

PREN (Pitting Resistance) 31
35
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 26 to 76
24
Strength to Weight: Bending, points 23 to 47
22
Thermal Diffusivity, mm2/s 8.5
3.8
Thermal Shock Resistance, points 23 to 68
15

Alloy Composition

Carbon (C), % 0.84 to 1.1
0 to 0.030
Chromium (Cr), % 3.8 to 4.5
16.5 to 18.5
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 82.3 to 85.6
58.7 to 66.9
Manganese (Mn), % 0.1 to 0.4
0 to 2.0
Molybdenum (Mo), % 7.8 to 8.5
4.0 to 5.0
Nickel (Ni), % 0 to 0.3
12.5 to 14.5
Nitrogen (N), % 0
0.12 to 0.22
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 0.2 to 0.45
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015
Vanadium (V), % 1.8 to 2.2
0