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ASTM A414 Steel vs. R58150 Titanium

ASTM A414 steel belongs to the iron alloys classification, while R58150 titanium belongs to the titanium alloys. There are 26 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is ASTM A414 steel and the bottom bar is R58150 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
140
Elongation at Break, % 15 to 26
13
Fatigue Strength, MPa 140 to 260
330
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 73
52
Shear Strength, MPa 230 to 370
470
Tensile Strength: Ultimate (UTS), MPa 360 to 590
770
Tensile Strength: Yield (Proof), MPa 190 to 350
550

Thermal Properties

Latent Heat of Fusion, J/g 250
410
Maximum Temperature: Mechanical, °C 400
320
Melting Completion (Liquidus), °C 1460
1760
Melting Onset (Solidus), °C 1420
1700
Specific Heat Capacity, J/kg-K 470
500
Thermal Expansion, µm/m-K 13
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 2.2
48
Density, g/cm3 7.8 to 7.9
5.4
Embodied Carbon, kg CO2/kg material 1.5 to 1.6
31
Embodied Energy, MJ/kg 20 to 22
480
Embodied Water, L/kg 48
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 69 to 130
94
Resilience: Unit (Modulus of Resilience), kJ/m3 100 to 330
1110
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
32
Strength to Weight: Axial, points 13 to 21
40
Strength to Weight: Bending, points 14 to 20
35
Thermal Shock Resistance, points 11 to 17
48