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R58150 Titanium vs. EN 1.6570 Steel

R58150 titanium belongs to the titanium alloys classification, while EN 1.6570 steel belongs to the iron alloys. There are 25 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 R58150 titanium and the bottom bar is EN 1.6570 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
190
Elongation at Break, % 13
11 to 17
Fatigue Strength, MPa 330
500 to 660
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 52
73
Tensile Strength: Ultimate (UTS), MPa 770
910 to 1130
Tensile Strength: Yield (Proof), MPa 550
760 to 1060

Thermal Properties

Latent Heat of Fusion, J/g 410
250
Maximum Temperature: Mechanical, °C 320
440
Melting Completion (Liquidus), °C 1760
1460
Melting Onset (Solidus), °C 1700
1420
Specific Heat Capacity, J/kg-K 500
470
Thermal Expansion, µm/m-K 8.4
13

Otherwise Unclassified Properties

Base Metal Price, % relative 48
3.9
Density, g/cm3 5.4
7.9
Embodied Carbon, kg CO2/kg material 31
1.7
Embodied Energy, MJ/kg 480
23
Embodied Water, L/kg 150
56

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 94
120 to 140
Resilience: Unit (Modulus of Resilience), kJ/m3 1110
1520 to 3010
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 32
24
Strength to Weight: Axial, points 40
32 to 40
Strength to Weight: Bending, points 35
27 to 31
Thermal Shock Resistance, points 48
27 to 33

Alloy Composition

Carbon (C), % 0 to 0.1
0.28 to 0.35
Chromium (Cr), % 0
1.0 to 1.4
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.1
94 to 96.2
Manganese (Mn), % 0
0.6 to 1.0
Molybdenum (Mo), % 14 to 16
0.3 to 0.5
Nickel (Ni), % 0
1.6 to 2.1
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.2
0
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0 to 0.6
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 83.5 to 86
0