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Grade VDCrV Steel vs. SAE-AISI 9254 Steel

Both grade VDCrV steel and SAE-AISI 9254 steel are iron alloys. They have a very high 99% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is grade VDCrV steel and the bottom bar is SAE-AISI 9254 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 520
200
Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 80
72
Tensile Strength: Ultimate (UTS), MPa 1730
660

Thermal Properties

Latent Heat of Fusion, J/g 250
270
Maximum Temperature: Mechanical, °C 410
410
Melting Completion (Liquidus), °C 1450
1440
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 49
46
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 2.1
2.2
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.9
1.5
Embodied Energy, MJ/kg 26
20
Embodied Water, L/kg 49
49

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 61
24
Strength to Weight: Bending, points 41
22
Thermal Diffusivity, mm2/s 13
12
Thermal Shock Resistance, points 51
20

Alloy Composition

Carbon (C), % 0.62 to 0.72
0.51 to 0.59
Chromium (Cr), % 0.4 to 0.6
0.6 to 0.8
Copper (Cu), % 0 to 0.060
0
Iron (Fe), % 97.8 to 98.8
96.1 to 97.1
Manganese (Mn), % 0.5 to 0.9
0.6 to 0.8
Phosphorus (P), % 0 to 0.025
0 to 0.035
Silicon (Si), % 0.15 to 0.3
1.2 to 1.6
Sulfur (S), % 0 to 0.020
0 to 0.040
Vanadium (V), % 0.15 to 0.25
0