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R58150 Titanium vs. EN 1.6956 Steel

R58150 titanium belongs to the titanium alloys classification, while EN 1.6956 steel belongs to the iron alloys. There are 26 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is R58150 titanium and the bottom bar is EN 1.6956 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
190
Elongation at Break, % 13
9.6
Fatigue Strength, MPa 330
680
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 52
73
Shear Strength, MPa 470
730
Tensile Strength: Ultimate (UTS), MPa 770
1230
Tensile Strength: Yield (Proof), MPa 550
1120

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
5.0
Density, g/cm3 5.4
7.9
Embodied Carbon, kg CO2/kg material 31
2.2
Embodied Energy, MJ/kg 480
31
Embodied Water, L/kg 150
60

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 94
110
Resilience: Unit (Modulus of Resilience), kJ/m3 1110
3320
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 32
24
Strength to Weight: Axial, points 40
43
Strength to Weight: Bending, points 35
32
Thermal Shock Resistance, points 48
36

Alloy Composition

Carbon (C), % 0 to 0.1
0.28 to 0.38
Chromium (Cr), % 0
1.0 to 1.7
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.1
92.4 to 95.3
Manganese (Mn), % 0
0.15 to 0.4
Molybdenum (Mo), % 14 to 16
0.3 to 0.6
Nickel (Ni), % 0
2.9 to 3.8
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.2
0
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0
0 to 0.4
Sulfur (S), % 0
0 to 0.035
Titanium (Ti), % 83.5 to 86
0
Vanadium (V), % 0
0.080 to 0.25