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Grade 24 Titanium vs. EN 1.4872 Stainless Steel

Grade 24 titanium belongs to the titanium alloys classification, while EN 1.4872 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 1.4872 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 11
28
Fatigue Strength, MPa 550
410
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 40
79
Shear Strength, MPa 610
620
Tensile Strength: Ultimate (UTS), MPa 1010
950
Tensile Strength: Yield (Proof), MPa 940
560

Thermal Properties

Latent Heat of Fusion, J/g 410
300
Maximum Temperature: Mechanical, °C 340
1150
Melting Completion (Liquidus), °C 1610
1390
Melting Onset (Solidus), °C 1560
1340
Specific Heat Capacity, J/kg-K 560
490
Thermal Conductivity, W/m-K 7.1
15
Thermal Expansion, µm/m-K 9.6
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
2.7

Otherwise Unclassified Properties

Density, g/cm3 4.5
7.6
Embodied Carbon, kg CO2/kg material 43
3.3
Embodied Energy, MJ/kg 710
47
Embodied Water, L/kg 310
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
230
Resilience: Unit (Modulus of Resilience), kJ/m3 4160
780
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 35
26
Strength to Weight: Axial, points 63
35
Strength to Weight: Bending, points 50
28
Thermal Diffusivity, mm2/s 2.9
3.9
Thermal Shock Resistance, points 72
21

Alloy Composition

Aluminum (Al), % 5.5 to 6.8
0
Carbon (C), % 0 to 0.080
0.2 to 0.3
Chromium (Cr), % 0
24 to 26
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.4
54.2 to 61.6
Manganese (Mn), % 0
8.0 to 10
Nickel (Ni), % 0
6.0 to 8.0
Nitrogen (N), % 0 to 0.050
0.2 to 0.4
Oxygen (O), % 0 to 0.2
0
Palladium (Pd), % 0.040 to 0.080
0
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 87.5 to 91
0
Vanadium (V), % 3.5 to 4.5
0
Residuals, % 0 to 0.4
0