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R58150 Titanium vs. EN 1.4729 Stainless Steel

R58150 titanium belongs to the titanium alloys classification, while EN 1.4729 stainless steel belongs to the iron alloys. There are 17 material properties with values for both materials. Properties with values for just one material (17, in this case) are not shown.

For each property being compared, the top bar is R58150 titanium and the bottom bar is EN 1.4729 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
190
Elongation at Break, % 13
15
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 52
75

Thermal Properties

Latent Heat of Fusion, J/g 410
300
Maximum Temperature: Mechanical, °C 320
850
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
7.5
Density, g/cm3 5.4
7.6
Embodied Carbon, kg CO2/kg material 31
2.1
Embodied Energy, MJ/kg 480
29
Embodied Water, L/kg 150
100

Common Calculations

Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 32
25

Alloy Composition

Carbon (C), % 0 to 0.1
0.3 to 0.5
Chromium (Cr), % 0
12 to 14
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.1
80.4 to 86.7
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 14 to 16
0 to 0.5
Nickel (Ni), % 0
0 to 1.0
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.2
0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
1.0 to 2.5
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 83.5 to 86
0