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R56401 Titanium vs. SAE-AISI D3 Steel

R56401 titanium belongs to the titanium alloys classification, while SAE-AISI D3 steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is R56401 titanium and the bottom bar is SAE-AISI D3 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 9.1
9.8 to 15
Fatigue Strength, MPa 480
310 to 940
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 40
74
Shear Strength, MPa 560
470 to 1220
Tensile Strength: Ultimate (UTS), MPa 940
770 to 2050
Tensile Strength: Yield (Proof), MPa 850
480 to 1550

Thermal Properties

Latent Heat of Fusion, J/g 410
270
Melting Completion (Liquidus), °C 1610
1430
Melting Onset (Solidus), °C 1560
1390
Specific Heat Capacity, J/kg-K 560
480
Thermal Conductivity, W/m-K 7.1
31
Thermal Expansion, µm/m-K 9.6
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
3.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
3.5

Otherwise Unclassified Properties

Base Metal Price, % relative 36
8.0
Density, g/cm3 4.5
7.7
Embodied Carbon, kg CO2/kg material 38
3.2
Embodied Energy, MJ/kg 610
48
Embodied Water, L/kg 200
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 83
97 to 180
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
25
Strength to Weight: Axial, points 59
28 to 74
Strength to Weight: Bending, points 48
24 to 47
Thermal Diffusivity, mm2/s 2.9
8.3
Thermal Shock Resistance, points 67
23 to 63

Alloy Composition

Aluminum (Al), % 5.5 to 6.5
0
Carbon (C), % 0 to 0.080
2.0 to 2.4
Chromium (Cr), % 0
11 to 13.5
Copper (Cu), % 0
0 to 0.25
Hydrogen (H), % 0 to 0.012
0
Iron (Fe), % 0 to 0.25
80.3 to 87
Manganese (Mn), % 0
0 to 0.6
Nickel (Ni), % 0
0 to 0.3
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.13
0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 0.6
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 88.5 to 91
0
Tungsten (W), % 0
0 to 1.0
Vanadium (V), % 3.5 to 4.5
0 to 1.0