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Grade 24 Titanium vs. EN 1.4523 Stainless Steel

Grade 24 titanium belongs to the titanium alloys classification, while EN 1.4523 stainless steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is grade 24 titanium and the bottom bar is EN 1.4523 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 11
17
Fatigue Strength, MPa 550
190
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 40
78
Shear Strength, MPa 610
320
Tensile Strength: Ultimate (UTS), MPa 1010
520
Tensile Strength: Yield (Proof), MPa 940
320

Thermal Properties

Latent Heat of Fusion, J/g 410
290
Maximum Temperature: Mechanical, °C 340
920
Melting Completion (Liquidus), °C 1610
1450
Melting Onset (Solidus), °C 1560
1410
Specific Heat Capacity, J/kg-K 560
480
Thermal Conductivity, W/m-K 7.1
22
Thermal Expansion, µm/m-K 9.6
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
2.6

Otherwise Unclassified Properties

Density, g/cm3 4.5
7.7
Embodied Carbon, kg CO2/kg material 43
2.9
Embodied Energy, MJ/kg 710
40
Embodied Water, L/kg 310
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
77
Resilience: Unit (Modulus of Resilience), kJ/m3 4160
260
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
25
Strength to Weight: Axial, points 63
18
Strength to Weight: Bending, points 50
18
Thermal Diffusivity, mm2/s 2.9
5.8
Thermal Shock Resistance, points 72
18

Alloy Composition

Aluminum (Al), % 5.5 to 6.8
0 to 0.040
Carbon (C), % 0 to 0.080
0 to 0.030
Chromium (Cr), % 0
17.5 to 19
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.4
75.7 to 80.2
Manganese (Mn), % 0
0 to 0.5
Molybdenum (Mo), % 0
2.0 to 2.5
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.2
0
Palladium (Pd), % 0.040 to 0.080
0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0.15 to 0.35
Titanium (Ti), % 87.5 to 91
0.15 to 0.8
Vanadium (V), % 3.5 to 4.5
0
Residuals, % 0 to 0.4
0