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AISI 446 Stainless Steel vs. Grade TDCrV Steel

Both AISI 446 stainless steel and grade TDCrV steel are iron alloys. They have 75% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is AISI 446 stainless steel and the bottom bar is grade TDCrV steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
520
Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.27
0.29
Reduction in Area, % 50
51
Shear Modulus, GPa 79
80
Tensile Strength: Ultimate (UTS), MPa 570
1730

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 1180
410
Melting Completion (Liquidus), °C 1510
1450
Melting Onset (Solidus), °C 1430
1410
Specific Heat Capacity, J/kg-K 490
470
Thermal Conductivity, W/m-K 17
49
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 12
2.1
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.4
1.9
Embodied Energy, MJ/kg 35
26
Embodied Water, L/kg 150
49

Common Calculations

Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 26
24
Strength to Weight: Axial, points 21
61
Strength to Weight: Bending, points 20
41
Thermal Diffusivity, mm2/s 4.6
13
Thermal Shock Resistance, points 19
51

Alloy Composition

Carbon (C), % 0 to 0.2
0.62 to 0.72
Chromium (Cr), % 23 to 27
0.4 to 0.6
Copper (Cu), % 0
0 to 0.1
Iron (Fe), % 69.2 to 77
97.8 to 98.8
Manganese (Mn), % 0 to 1.5
0.5 to 0.9
Nickel (Ni), % 0 to 0.75
0
Nitrogen (N), % 0 to 0.25
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.0
0.15 to 0.3
Sulfur (S), % 0 to 0.030
0 to 0.020
Vanadium (V), % 0
0.15 to 0.25