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R58150 Titanium vs. EN 1.4736 Stainless Steel

R58150 titanium belongs to the titanium alloys classification, while EN 1.4736 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 1.4736 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
190
Elongation at Break, % 13
28
Fatigue Strength, MPa 330
230
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 52
76
Shear Strength, MPa 470
370
Tensile Strength: Ultimate (UTS), MPa 770
580
Tensile Strength: Yield (Proof), MPa 550
310

Thermal Properties

Latent Heat of Fusion, J/g 410
290
Maximum Temperature: Mechanical, °C 320
1000
Melting Completion (Liquidus), °C 1760
1420
Melting Onset (Solidus), °C 1700
1380
Specific Heat Capacity, J/kg-K 500
490
Thermal Expansion, µm/m-K 8.4
10

Otherwise Unclassified Properties

Base Metal Price, % relative 48
9.0
Density, g/cm3 5.4
7.6
Embodied Carbon, kg CO2/kg material 31
2.4
Embodied Energy, MJ/kg 480
35
Embodied Water, L/kg 150
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 94
140
Resilience: Unit (Modulus of Resilience), kJ/m3 1110
250
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 32
25
Strength to Weight: Axial, points 40
21
Strength to Weight: Bending, points 35
20
Thermal Shock Resistance, points 48
21

Alloy Composition

Aluminum (Al), % 0
1.7 to 2.1
Carbon (C), % 0 to 0.1
0 to 0.040
Chromium (Cr), % 0
17 to 18
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.1
77 to 81.1
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 14 to 16
0
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.2
0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 83.5 to 86
0.2 to 0.8