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SAE-AISI H23 Steel vs. Grade TDSiCr Steel

Both SAE-AISI H23 steel and grade TDSiCr 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 H23 steel and the bottom bar is grade TDSiCr steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 80
80
Tensile Strength: Ultimate (UTS), MPa 760 to 1550
1950

Thermal Properties

Latent Heat of Fusion, J/g 260
270
Melting Completion (Liquidus), °C 1680
1440
Melting Onset (Solidus), °C 1630
1400
Specific Heat Capacity, J/kg-K 440
480
Thermal Conductivity, W/m-K 20
46
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 34
2.2
Density, g/cm3 8.7
7.7
Embodied Carbon, kg CO2/kg material 6.9
1.5
Embodied Energy, MJ/kg 110
20
Embodied Water, L/kg 120
48

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 22
25
Strength to Weight: Axial, points 24 to 49
70
Strength to Weight: Bending, points 21 to 34
45
Thermal Diffusivity, mm2/s 5.2
12
Thermal Shock Resistance, points 23 to 47
58

Alloy Composition

Carbon (C), % 0.25 to 0.35
0.5 to 0.6
Chromium (Cr), % 11 to 12.8
0.5 to 0.8
Copper (Cu), % 0 to 0.25
0 to 0.1
Iron (Fe), % 71.3 to 76.7
96.6 to 97.8
Manganese (Mn), % 0.15 to 0.4
0.5 to 0.9
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0.15 to 0.6
1.2 to 1.6
Sulfur (S), % 0 to 0.030
0 to 0.020
Tungsten (W), % 11 to 12.8
0
Vanadium (V), % 0.75 to 1.3
0