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SAE-AISI M52 Steel vs. EN 1.4911 Stainless Steel

Both SAE-AISI M52 steel and EN 1.4911 stainless steel are iron alloys. They have 86% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M52 steel and the bottom bar is EN 1.4911 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 75
76
Tensile Strength: Ultimate (UTS), MPa 710 to 2280
1070

Thermal Properties

Latent Heat of Fusion, J/g 260
270
Melting Completion (Liquidus), °C 1510
1450
Melting Onset (Solidus), °C 1470
1410
Specific Heat Capacity, J/kg-K 460
470
Thermal Conductivity, W/m-K 31
20
Thermal Expansion, µm/m-K 13
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.9
2.7
Electrical Conductivity: Equal Weight (Specific), % IACS 10
3.0

Otherwise Unclassified Properties

Base Metal Price, % relative 12
20
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 7.5
3.4
Embodied Energy, MJ/kg 110
49
Embodied Water, L/kg 89
130

Common Calculations

PREN (Pitting Resistance) 20
14
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 25 to 80
38
Strength to Weight: Bending, points 22 to 49
30
Thermal Diffusivity, mm2/s 8.4
5.4
Thermal Shock Resistance, points 21 to 67
37

Alloy Composition

Boron (B), % 0
0.0050 to 0.015
Carbon (C), % 0.85 to 1.0
0.050 to 0.12
Chromium (Cr), % 3.5 to 4.3
9.8 to 11.2
Cobalt (Co), % 0
5.0 to 7.0
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 84.4 to 88.9
75.7 to 83.8
Manganese (Mn), % 0.15 to 0.45
0.3 to 1.3
Molybdenum (Mo), % 4.0 to 4.9
0.5 to 1.0
Nickel (Ni), % 0 to 0.3
0.2 to 1.2
Niobium (Nb), % 0
0.2 to 0.5
Nitrogen (N), % 0
0 to 0.035
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0.2 to 0.6
0.1 to 0.8
Sulfur (S), % 0 to 0.030
0 to 0.015
Tungsten (W), % 0.75 to 1.5
0 to 0.7
Vanadium (V), % 1.7 to 2.3
0.1 to 0.4