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SAE-AISI M41 Steel vs. EN 1.4527 Stainless Steel

Both SAE-AISI M41 steel and EN 1.4527 stainless steel are iron alloys. They have 51% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M41 steel and the bottom bar is EN 1.4527 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 77
77
Tensile Strength: Ultimate (UTS), MPa 800 to 2290
480

Thermal Properties

Latent Heat of Fusion, J/g 260
310
Melting Completion (Liquidus), °C 1600
1410
Melting Onset (Solidus), °C 1550
1360
Specific Heat Capacity, J/kg-K 440
470
Thermal Conductivity, W/m-K 22
15
Thermal Expansion, µm/m-K 12
15

Otherwise Unclassified Properties

Base Metal Price, % relative 33
32
Density, g/cm3 8.4
8.1
Embodied Carbon, kg CO2/kg material 9.1
5.6
Embodied Energy, MJ/kg 140
78
Embodied Water, L/kg 120
210

Common Calculations

PREN (Pitting Resistance) 28
29
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 26 to 76
17
Strength to Weight: Bending, points 23 to 46
17
Thermal Diffusivity, mm2/s 6.0
4.0
Thermal Shock Resistance, points 25 to 71
12

Alloy Composition

Carbon (C), % 1.1 to 1.2
0 to 0.060
Chromium (Cr), % 3.8 to 4.5
19 to 22
Cobalt (Co), % 4.8 to 5.8
0
Copper (Cu), % 0 to 0.25
3.0 to 4.0
Iron (Fe), % 73.4 to 78.9
37.4 to 48.5
Manganese (Mn), % 0.2 to 0.6
0 to 1.5
Molybdenum (Mo), % 3.3 to 4.3
2.0 to 3.0
Nickel (Ni), % 0 to 0.3
27.5 to 30.5
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0.15 to 0.5
0 to 1.5
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 6.3 to 7.0
0
Vanadium (V), % 1.8 to 2.3
0