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AWS E308Mo vs. SAE-AISI M62 Steel

Both AWS E308Mo and SAE-AISI M62 steel are iron alloys. They have 72% of their average alloy composition in common. There are 20 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is AWS E308Mo 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 0.28
0.29
Shear Modulus, GPa 78
79
Tensile Strength: Ultimate (UTS), MPa 620
830 to 2440

Thermal Properties

Latent Heat of Fusion, J/g 290
260
Melting Completion (Liquidus), °C 1440
1650
Melting Onset (Solidus), °C 1400
1600
Specific Heat Capacity, J/kg-K 470
430
Thermal Expansion, µm/m-K 14
12

Otherwise Unclassified Properties

Base Metal Price, % relative 19
30
Density, g/cm3 7.9
8.5
Embodied Carbon, kg CO2/kg material 3.8
10
Embodied Energy, MJ/kg 53
150
Embodied Water, L/kg 160
110

Common Calculations

PREN (Pitting Resistance) 28
49
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 22
27 to 80
Strength to Weight: Bending, points 20
23 to 47
Thermal Shock Resistance, points 16
24 to 71

Alloy Composition

Carbon (C), % 0 to 0.080
1.3 to 1.4
Chromium (Cr), % 18 to 21
3.5 to 4.0
Copper (Cu), % 0 to 0.75
0 to 0.25
Iron (Fe), % 59.6 to 70.5
73.6 to 77.4
Manganese (Mn), % 0.5 to 2.5
0.15 to 0.4
Molybdenum (Mo), % 2.0 to 3.0
10 to 11
Nickel (Ni), % 9.0 to 12
0 to 0.3
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 1.0
0.15 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 0
5.8 to 6.5
Vanadium (V), % 0
1.8 to 2.1