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SAE-AISI M62 Steel vs. S41050 Stainless Steel

Both SAE-AISI M62 steel and S41050 stainless steel are iron alloys. They have 80% 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 M62 steel and the bottom bar is S41050 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 79
76
Tensile Strength: Ultimate (UTS), MPa 830 to 2440
470

Thermal Properties

Latent Heat of Fusion, J/g 260
270
Melting Completion (Liquidus), °C 1650
1440
Melting Onset (Solidus), °C 1600
1400
Specific Heat Capacity, J/kg-K 430
480
Thermal Expansion, µm/m-K 12
10

Otherwise Unclassified Properties

Base Metal Price, % relative 30
7.0
Density, g/cm3 8.5
7.8
Embodied Carbon, kg CO2/kg material 10
1.9
Embodied Energy, MJ/kg 150
27
Embodied Water, L/kg 110
97

Common Calculations

PREN (Pitting Resistance) 49
12
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 27 to 80
17
Strength to Weight: Bending, points 23 to 47
17
Thermal Shock Resistance, points 24 to 71
17

Alloy Composition

Carbon (C), % 1.3 to 1.4
0 to 0.040
Chromium (Cr), % 3.5 to 4.0
10.5 to 12.5
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 73.6 to 77.4
84.2 to 88.9
Manganese (Mn), % 0.15 to 0.4
0 to 1.0
Molybdenum (Mo), % 10 to 11
0
Nickel (Ni), % 0 to 0.3
0.6 to 1.1
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 0.15 to 0.4
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 5.8 to 6.5
0
Vanadium (V), % 1.8 to 2.1
0