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R58150 Titanium vs. EN 1.3975 Stainless Steel

R58150 titanium belongs to the titanium alloys classification, while EN 1.3975 stainless steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is R58150 titanium and the bottom bar is EN 1.3975 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
190
Elongation at Break, % 13
27
Fatigue Strength, MPa 330
230
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 52
76
Tensile Strength: Ultimate (UTS), MPa 770
660
Tensile Strength: Yield (Proof), MPa 550
320

Thermal Properties

Latent Heat of Fusion, J/g 410
340
Maximum Temperature: Mechanical, °C 320
910
Melting Completion (Liquidus), °C 1760
1360
Melting Onset (Solidus), °C 1700
1320
Specific Heat Capacity, J/kg-K 500
500
Thermal Expansion, µm/m-K 8.4
16

Otherwise Unclassified Properties

Base Metal Price, % relative 48
15
Density, g/cm3 5.4
7.5
Embodied Carbon, kg CO2/kg material 31
3.3
Embodied Energy, MJ/kg 480
47
Embodied Water, L/kg 150
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 94
150
Resilience: Unit (Modulus of Resilience), kJ/m3 1110
270
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 32
26
Strength to Weight: Axial, points 40
24
Strength to Weight: Bending, points 35
22
Thermal Shock Resistance, points 48
15

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.050
Chromium (Cr), % 0
16 to 18
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.1
58.2 to 65.4
Manganese (Mn), % 0
7.0 to 9.0
Molybdenum (Mo), % 14 to 16
0 to 1.0
Nickel (Ni), % 0
8.0 to 9.0
Nitrogen (N), % 0 to 0.050
0.080 to 0.18
Oxygen (O), % 0 to 0.2
0
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0
3.5 to 4.5
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 83.5 to 86
0