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SAE-AISI M62 Steel vs. SAE-AISI M2 Steel

Both SAE-AISI M62 steel and SAE-AISI M2 steel are iron alloys. They have a moderately high 94% of their average alloy composition in common. There are 20 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M62 steel and the bottom bar is SAE-AISI M2 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 79
77
Tensile Strength: Ultimate (UTS), MPa 830 to 2440
760 to 2150

Thermal Properties

Latent Heat of Fusion, J/g 260
260
Melting Completion (Liquidus), °C 1650
1610
Melting Onset (Solidus), °C 1600
1570
Specific Heat Capacity, J/kg-K 430
440
Thermal Expansion, µm/m-K 12
10

Otherwise Unclassified Properties

Base Metal Price, % relative 30
24
Density, g/cm3 8.5
8.4
Embodied Carbon, kg CO2/kg material 10
8.8
Embodied Energy, MJ/kg 150
130
Embodied Water, L/kg 110
98

Common Calculations

PREN (Pitting Resistance) 49
31
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 27 to 80
25 to 71
Strength to Weight: Bending, points 23 to 47
22 to 44
Thermal Shock Resistance, points 24 to 71
27 to 76

Alloy Composition

Carbon (C), % 1.3 to 1.4
0.78 to 1.1
Chromium (Cr), % 3.5 to 4.0
3.8 to 4.5
Copper (Cu), % 0 to 0.25
0 to 0.25
Iron (Fe), % 73.6 to 77.4
78.5 to 83.4
Manganese (Mn), % 0.15 to 0.4
0.15 to 0.4
Molybdenum (Mo), % 10 to 11
4.5 to 5.5
Nickel (Ni), % 0 to 0.3
0 to 0.3
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0.15 to 0.4
0.2 to 0.45
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 5.8 to 6.5
5.5 to 6.8
Vanadium (V), % 1.8 to 2.1
1.8 to 2.2

Comparable Variants