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SAE-AISI M33 Steel vs. Grade VDCrV Steel

Both SAE-AISI M33 steel and grade VDCrV steel are iron alloys. They have 76% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M33 steel and the bottom bar is grade VDCrV steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 78
80
Tensile Strength: Ultimate (UTS), MPa 810 to 2210
1730

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Melting Completion (Liquidus), °C 1550
1450
Melting Onset (Solidus), °C 1500
1410
Specific Heat Capacity, J/kg-K 440
470
Thermal Conductivity, W/m-K 20
49
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 32
2.1
Density, g/cm3 8.2
7.8
Embodied Carbon, kg CO2/kg material 7.7
1.9
Embodied Energy, MJ/kg 110
26
Embodied Water, L/kg 150
49

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 27 to 75
61
Strength to Weight: Bending, points 24 to 46
41
Thermal Diffusivity, mm2/s 5.5
13
Thermal Shock Resistance, points 25 to 68
51

Alloy Composition

Carbon (C), % 0.85 to 0.92
0.62 to 0.72
Chromium (Cr), % 3.5 to 4.0
0.4 to 0.6
Cobalt (Co), % 7.8 to 8.8
0
Copper (Cu), % 0 to 0.25
0 to 0.060
Iron (Fe), % 71.4 to 76.3
97.8 to 98.8
Manganese (Mn), % 0.15 to 0.4
0.5 to 0.9
Molybdenum (Mo), % 9.0 to 10
0
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0.15 to 0.5
0.15 to 0.3
Sulfur (S), % 0 to 0.030
0 to 0.020
Tungsten (W), % 1.3 to 2.1
0
Vanadium (V), % 1.0 to 1.4
0.15 to 0.25