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SAE-AISI M50 Steel vs. AWS ERNiCrMo-10

SAE-AISI M50 steel belongs to the iron alloys classification, while AWS ERNiCrMo-10 belongs to the nickel alloys. There are 23 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 M50 steel and the bottom bar is AWS ERNiCrMo-10.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
220
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 75
84
Tensile Strength: Ultimate (UTS), MPa 720 to 2250
790

Thermal Properties

Latent Heat of Fusion, J/g 260
320
Melting Completion (Liquidus), °C 1480
1550
Melting Onset (Solidus), °C 1440
1490
Specific Heat Capacity, J/kg-K 470
420
Thermal Conductivity, W/m-K 35
10
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.7
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 10
1.5

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
70
Density, g/cm3 7.9
8.9
Embodied Carbon, kg CO2/kg material 5.1
12
Embodied Energy, MJ/kg 74
160
Embodied Water, L/kg 83
300

Common Calculations

Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 26 to 80
25
Strength to Weight: Bending, points 23 to 49
21
Thermal Diffusivity, mm2/s 9.7
2.7
Thermal Shock Resistance, points 21 to 66
21

Alloy Composition

Carbon (C), % 0.78 to 0.88
0 to 0.015
Chromium (Cr), % 3.8 to 4.5
20 to 22.5
Cobalt (Co), % 0
0 to 2.5
Copper (Cu), % 0 to 0.25
0 to 0.5
Iron (Fe), % 87 to 90.4
2.0 to 6.0
Manganese (Mn), % 0.15 to 0.45
0 to 0.5
Molybdenum (Mo), % 3.9 to 4.8
12.5 to 14.5
Nickel (Ni), % 0 to 0.3
49 to 63
Phosphorus (P), % 0 to 0.030
0 to 0.020
Silicon (Si), % 0.2 to 0.6
0 to 0.080
Sulfur (S), % 0 to 0.030
0 to 0.010
Tungsten (W), % 0
2.5 to 3.5
Vanadium (V), % 0.8 to 1.3
0 to 0.35
Residuals, % 0
0 to 0.5