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ACI-ASTM CE3MN Steel vs. SAE-AISI M6 Steel

Both ACI-ASTM CE3MN steel and SAE-AISI M6 steel are iron alloys. They have 71% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CE3MN steel and the bottom bar is SAE-AISI M6 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 81
77
Tensile Strength: Ultimate (UTS), MPa 770
840 to 2210

Thermal Properties

Latent Heat of Fusion, J/g 300
260
Melting Completion (Liquidus), °C 1450
1560
Melting Onset (Solidus), °C 1410
1510
Specific Heat Capacity, J/kg-K 470
440
Thermal Conductivity, W/m-K 15
17
Thermal Expansion, µm/m-K 13
12

Otherwise Unclassified Properties

Base Metal Price, % relative 21
39
Density, g/cm3 7.8
8.4
Embodied Carbon, kg CO2/kg material 4.2
8.0
Embodied Energy, MJ/kg 58
120
Embodied Water, L/kg 180
160

Common Calculations

PREN (Pitting Resistance) 43
28
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 27
28 to 73
Strength to Weight: Bending, points 24
24 to 45
Thermal Diffusivity, mm2/s 4.1
4.7
Thermal Shock Resistance, points 21
26 to 68

Alloy Composition

Carbon (C), % 0 to 0.030
0.75 to 0.85
Chromium (Cr), % 24 to 26
3.8 to 4.5
Cobalt (Co), % 0
11 to 13
Iron (Fe), % 58.1 to 65.9
68.8 to 74.6
Manganese (Mn), % 0 to 1.5
0.15 to 0.4
Molybdenum (Mo), % 4.0 to 5.0
4.5 to 5.5
Nickel (Ni), % 6.0 to 8.0
0
Nitrogen (N), % 0.1 to 0.3
0
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 1.0
0.2 to 0.45
Sulfur (S), % 0 to 0.040
0 to 0.030
Tungsten (W), % 0
3.8 to 4.8
Vanadium (V), % 0
1.3 to 1.7