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Grade 6 Titanium vs. EN 1.3553 Steel

Grade 6 titanium belongs to the titanium alloys classification, while EN 1.3553 steel belongs to the iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is grade 6 titanium and the bottom bar is EN 1.3553 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
200
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 39
77
Tensile Strength: Ultimate (UTS), MPa 890
720

Thermal Properties

Latent Heat of Fusion, J/g 410
260
Maximum Temperature: Mechanical, °C 310
540
Melting Completion (Liquidus), °C 1580
1620
Melting Onset (Solidus), °C 1530
1570
Specific Heat Capacity, J/kg-K 550
440
Thermal Conductivity, W/m-K 7.8
24
Thermal Expansion, µm/m-K 9.4
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.2
10
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
11

Otherwise Unclassified Properties

Base Metal Price, % relative 36
24
Density, g/cm3 4.5
8.4
Embodied Carbon, kg CO2/kg material 30
8.5
Embodied Energy, MJ/kg 480
130
Embodied Water, L/kg 190
96

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
23
Strength to Weight: Axial, points 55
24
Strength to Weight: Bending, points 46
21
Thermal Diffusivity, mm2/s 3.2
6.4
Thermal Shock Resistance, points 65
21

Alloy Composition

Aluminum (Al), % 4.0 to 6.0
0
Carbon (C), % 0 to 0.080
0.78 to 0.86
Chromium (Cr), % 0
3.9 to 4.3
Copper (Cu), % 0
0 to 0.3
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.5
80.7 to 83.7
Manganese (Mn), % 0
0 to 0.4
Molybdenum (Mo), % 0
4.7 to 5.2
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.2
0
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0
0 to 0.4
Sulfur (S), % 0
0 to 0.015
Tin (Sn), % 2.0 to 3.0
0
Titanium (Ti), % 89.8 to 94
0
Tungsten (W), % 0
6.0 to 6.7
Vanadium (V), % 0
1.7 to 2.0
Residuals, % 0 to 0.4
0