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R58150 Titanium vs. EN 1.4905 Stainless Steel

R58150 titanium belongs to the titanium alloys classification, while EN 1.4905 stainless 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 1.4905 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
190
Elongation at Break, % 13
19
Fatigue Strength, MPa 330
330
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 52
76
Shear Strength, MPa 470
460
Tensile Strength: Ultimate (UTS), MPa 770
740
Tensile Strength: Yield (Proof), MPa 550
510

Thermal Properties

Latent Heat of Fusion, J/g 410
270
Maximum Temperature: Mechanical, °C 320
660
Melting Completion (Liquidus), °C 1760
1480
Melting Onset (Solidus), °C 1700
1440
Specific Heat Capacity, J/kg-K 500
470
Thermal Expansion, µm/m-K 8.4
11

Otherwise Unclassified Properties

Base Metal Price, % relative 48
9.5
Density, g/cm3 5.4
7.9
Embodied Carbon, kg CO2/kg material 31
2.8
Embodied Energy, MJ/kg 480
40
Embodied Water, L/kg 150
90

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 94
130
Resilience: Unit (Modulus of Resilience), kJ/m3 1110
680
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 32
24
Strength to Weight: Axial, points 40
26
Strength to Weight: Bending, points 35
23
Thermal Shock Resistance, points 48
25

Alloy Composition

Aluminum (Al), % 0
0 to 0.040
Boron (B), % 0
0.00050 to 0.0050
Carbon (C), % 0 to 0.1
0.090 to 0.13
Chromium (Cr), % 0
8.5 to 9.5
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.1
86.2 to 88.8
Manganese (Mn), % 0
0.3 to 0.6
Molybdenum (Mo), % 14 to 16
0.9 to 1.1
Nickel (Ni), % 0
0.1 to 0.4
Niobium (Nb), % 0
0.060 to 0.1
Nitrogen (N), % 0 to 0.050
0.050 to 0.090
Oxygen (O), % 0 to 0.2
0
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0.1 to 0.5
Sulfur (S), % 0
0 to 0.010
Titanium (Ti), % 83.5 to 86
0
Tungsten (W), % 0
0.9 to 1.1
Vanadium (V), % 0
0.18 to 0.25