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EN 1.8503 Steel vs. Grade 1 Titanium

EN 1.8503 steel belongs to the iron alloys classification, while grade 1 titanium belongs to the titanium alloys. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.8503 steel and the bottom bar is grade 1 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 300
120
Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 16
28
Fatigue Strength, MPa 600
170
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 73
39
Shear Strength, MPa 610
200
Tensile Strength: Ultimate (UTS), MPa 1000
310
Tensile Strength: Yield (Proof), MPa 910
220

Thermal Properties

Latent Heat of Fusion, J/g 250
420
Maximum Temperature: Mechanical, °C 440
320
Melting Completion (Liquidus), °C 1470
1660
Melting Onset (Solidus), °C 1420
1610
Specific Heat Capacity, J/kg-K 470
540
Thermal Conductivity, W/m-K 41
20
Thermal Expansion, µm/m-K 13
8.8

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
3.7
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
7.3

Otherwise Unclassified Properties

Base Metal Price, % relative 3.3
37
Density, g/cm3 7.8
4.5
Embodied Carbon, kg CO2/kg material 2.3
31
Embodied Energy, MJ/kg 33
510
Embodied Water, L/kg 57
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
79
Resilience: Unit (Modulus of Resilience), kJ/m3 2200
230
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
35
Strength to Weight: Axial, points 35
19
Strength to Weight: Bending, points 28
23
Thermal Diffusivity, mm2/s 11
8.2
Thermal Shock Resistance, points 29
24

Alloy Composition

Aluminum (Al), % 0 to 0.3
0
Carbon (C), % 0.16 to 0.24
0 to 0.080
Chromium (Cr), % 1.2 to 1.5
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 95.8 to 97.5
0 to 0.2
Manganese (Mn), % 0.4 to 0.8
0
Molybdenum (Mo), % 0.65 to 0.8
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.18
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0 to 0.4
0
Sulfur (S), % 0 to 0.035
0
Titanium (Ti), % 0
99.095 to 100
Vanadium (V), % 0.25 to 0.35
0
Residuals, % 0
0 to 0.4