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SAE-AISI T1 Steel vs. SAE-AISI D3 Steel

Both SAE-AISI T1 steel and SAE-AISI D3 steel are iron alloys. They have 82% of their average alloy composition in common. There are 22 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 SAE-AISI T1 steel and the bottom bar is SAE-AISI D3 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 80
74
Tensile Strength: Ultimate (UTS), MPa 770 to 2130
770 to 2050

Thermal Properties

Latent Heat of Fusion, J/g 240
270
Melting Completion (Liquidus), °C 1810
1430
Melting Onset (Solidus), °C 1750
1390
Specific Heat Capacity, J/kg-K 410
480
Thermal Conductivity, W/m-K 20
31
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 45
8.0
Density, g/cm3 9.3
7.7
Embodied Carbon, kg CO2/kg material 8.2
3.2
Embodied Energy, MJ/kg 130
48
Embodied Water, L/kg 90
100

Common Calculations

PREN (Pitting Resistance) 34
13
Stiffness to Weight: Axial, points 12
14
Stiffness to Weight: Bending, points 21
25
Strength to Weight: Axial, points 23 to 64
28 to 74
Strength to Weight: Bending, points 20 to 40
24 to 47
Thermal Diffusivity, mm2/s 5.2
8.3
Thermal Shock Resistance, points 23 to 64
23 to 63

Alloy Composition

Carbon (C), % 0.65 to 0.8
2.0 to 2.4
Chromium (Cr), % 3.8 to 4.5
11 to 13.5
Copper (Cu), % 0 to 0.25
0 to 0.25
Iron (Fe), % 73.2 to 77.2
80.3 to 87
Manganese (Mn), % 0.1 to 0.4
0 to 0.6
Nickel (Ni), % 0 to 0.3
0 to 0.3
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0.2 to 0.4
0 to 0.6
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 17.3 to 18.8
0 to 1.0
Vanadium (V), % 0.9 to 1.3
0 to 1.0

Comparable Variants