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SAE-AISI M6 Steel vs. SAE-AISI M62 Steel

Both SAE-AISI M6 steel and SAE-AISI M62 steel are iron alloys. They have 88% 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 M6 steel and the bottom bar is SAE-AISI M62 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 77
79
Tensile Strength: Ultimate (UTS), MPa 840 to 2210
830 to 2440

Thermal Properties

Latent Heat of Fusion, J/g 260
260
Melting Completion (Liquidus), °C 1560
1650
Melting Onset (Solidus), °C 1510
1600
Specific Heat Capacity, J/kg-K 440
430
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 39
30
Density, g/cm3 8.4
8.5
Embodied Carbon, kg CO2/kg material 8.0
10
Embodied Energy, MJ/kg 120
150
Embodied Water, L/kg 160
110

Common Calculations

PREN (Pitting Resistance) 28
49
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 28 to 73
27 to 80
Strength to Weight: Bending, points 24 to 45
23 to 47
Thermal Shock Resistance, points 26 to 68
24 to 71

Alloy Composition

Carbon (C), % 0.75 to 0.85
1.3 to 1.4
Chromium (Cr), % 3.8 to 4.5
3.5 to 4.0
Cobalt (Co), % 11 to 13
0
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 68.8 to 74.6
73.6 to 77.4
Manganese (Mn), % 0.15 to 0.4
0.15 to 0.4
Molybdenum (Mo), % 4.5 to 5.5
10 to 11
Nickel (Ni), % 0
0 to 0.3
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0.2 to 0.45
0.15 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 3.8 to 4.8
5.8 to 6.5
Vanadium (V), % 1.3 to 1.7
1.8 to 2.1

Comparable Variants