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SAE-AISI M52 Steel vs. S44735 Stainless Steel

Both SAE-AISI M52 steel and S44735 stainless steel are iron alloys. They have 73% of their average alloy composition in common. There are 20 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M52 steel and the bottom bar is S44735 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
210
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 75
82
Tensile Strength: Ultimate (UTS), MPa 710 to 2280
630

Thermal Properties

Latent Heat of Fusion, J/g 260
310
Melting Completion (Liquidus), °C 1510
1460
Melting Onset (Solidus), °C 1470
1420
Specific Heat Capacity, J/kg-K 460
480
Thermal Expansion, µm/m-K 13
11

Otherwise Unclassified Properties

Base Metal Price, % relative 12
21
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 7.5
4.4
Embodied Energy, MJ/kg 110
61
Embodied Water, L/kg 89
180

Common Calculations

PREN (Pitting Resistance) 20
42
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 24
26
Strength to Weight: Axial, points 25 to 80
23
Strength to Weight: Bending, points 22 to 49
21
Thermal Shock Resistance, points 21 to 67
20

Alloy Composition

Carbon (C), % 0.85 to 1.0
0 to 0.030
Chromium (Cr), % 3.5 to 4.3
28 to 30
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 84.4 to 88.9
60.7 to 68.4
Manganese (Mn), % 0.15 to 0.45
0 to 1.0
Molybdenum (Mo), % 4.0 to 4.9
3.6 to 4.2
Nickel (Ni), % 0 to 0.3
0 to 1.0
Niobium (Nb), % 0
0.2 to 1.0
Nitrogen (N), % 0
0 to 0.045
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0.2 to 0.6
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Titanium (Ti), % 0
0.2 to 1.0
Tungsten (W), % 0.75 to 1.5
0
Vanadium (V), % 1.7 to 2.3
0