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Grade 4 Titanium vs. EN 1.5502 Steel

Grade 4 titanium belongs to the titanium alloys classification, while EN 1.5502 steel belongs to the iron alloys. There are 32 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is grade 4 titanium and the bottom bar is EN 1.5502 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
120 to 160
Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 17
12 to 20
Fatigue Strength, MPa 340
190 to 290
Poisson's Ratio 0.32
0.29
Reduction in Area, % 28
62 to 76
Shear Modulus, GPa 41
73
Shear Strength, MPa 390
280 to 330
Tensile Strength: Ultimate (UTS), MPa 640
400 to 1380
Tensile Strength: Yield (Proof), MPa 530
270 to 440

Thermal Properties

Latent Heat of Fusion, J/g 420
250
Maximum Temperature: Mechanical, °C 320
400
Melting Completion (Liquidus), °C 1660
1460
Melting Onset (Solidus), °C 1610
1420
Specific Heat Capacity, J/kg-K 540
470
Thermal Conductivity, W/m-K 19
52
Thermal Expansion, µm/m-K 9.4
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.1
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 6.3
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 37
1.9
Density, g/cm3 4.5
7.8
Embodied Carbon, kg CO2/kg material 31
1.4
Embodied Energy, MJ/kg 500
19
Embodied Water, L/kg 110
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
41 to 210
Resilience: Unit (Modulus of Resilience), kJ/m3 1330
200 to 520
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
24
Strength to Weight: Axial, points 40
14 to 49
Strength to Weight: Bending, points 37
15 to 35
Thermal Diffusivity, mm2/s 7.6
14
Thermal Shock Resistance, points 46
12 to 40

Alloy Composition

Boron (B), % 0
0.00080 to 0.0050
Carbon (C), % 0 to 0.080
0.15 to 0.2
Chromium (Cr), % 0
0 to 0.3
Copper (Cu), % 0
0 to 0.25
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.5
98 to 99.249
Manganese (Mn), % 0
0.6 to 0.9
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.4
0
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0
0 to 0.3
Sulfur (S), % 0
0 to 0.025
Titanium (Ti), % 98.6 to 100
0
Residuals, % 0 to 0.4
0