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EN 1.5682 Steel vs. Grade 4 Titanium

EN 1.5682 steel belongs to the iron alloys classification, while grade 4 titanium belongs to the titanium alloys. There are 30 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 1.5682 steel and the bottom bar is grade 4 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230
200
Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 21
17
Fatigue Strength, MPa 400
340
Impact Strength: V-Notched Charpy, J 68
23
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 72
41
Shear Strength, MPa 480
390
Tensile Strength: Ultimate (UTS), MPa 770
640
Tensile Strength: Yield (Proof), MPa 570
530

Thermal Properties

Latent Heat of Fusion, J/g 260
420
Maximum Temperature: Mechanical, °C 430
320
Melting Completion (Liquidus), °C 1450
1660
Melting Onset (Solidus), °C 1410
1610
Specific Heat Capacity, J/kg-K 470
540
Thermal Expansion, µm/m-K 13
9.4

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.7
3.1
Electrical Conductivity: Equal Weight (Specific), % IACS 9.8
6.3

Otherwise Unclassified Properties

Base Metal Price, % relative 7.5
37
Density, g/cm3 7.9
4.5
Embodied Carbon, kg CO2/kg material 2.3
31
Embodied Energy, MJ/kg 31
500
Embodied Water, L/kg 63
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
100
Resilience: Unit (Modulus of Resilience), kJ/m3 870
1330
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
35
Strength to Weight: Axial, points 27
40
Strength to Weight: Bending, points 23
37
Thermal Shock Resistance, points 23
46

Alloy Composition

Carbon (C), % 0 to 0.13
0 to 0.080
Copper (Cu), % 0 to 0.3
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 88.7 to 91.1
0 to 0.5
Manganese (Mn), % 0.3 to 0.8
0
Molybdenum (Mo), % 0 to 0.1
0
Nickel (Ni), % 8.5 to 9.5
0
Nitrogen (N), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.4
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0.15 to 0.35
0
Sulfur (S), % 0 to 0.0050
0
Titanium (Ti), % 0
98.6 to 100
Vanadium (V), % 0 to 0.050
0
Residuals, % 0
0 to 0.4