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ASTM A572 Steel vs. Grade 36 Titanium

ASTM A572 steel belongs to the iron alloys classification, while grade 36 titanium belongs to the titanium alloys. There are 25 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 A572 steel and the bottom bar is grade 36 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 18 to 25
11
Fatigue Strength, MPa 240 to 340
300
Poisson's Ratio 0.29
0.36
Shear Modulus, GPa 73
39
Shear Strength, MPa 300 to 380
320
Tensile Strength: Ultimate (UTS), MPa 470 to 620
530
Tensile Strength: Yield (Proof), MPa 330 to 510
520

Thermal Properties

Latent Heat of Fusion, J/g 250
370
Maximum Temperature: Mechanical, °C 400
320
Melting Completion (Liquidus), °C 1460
2020
Melting Onset (Solidus), °C 1420
1950
Specific Heat Capacity, J/kg-K 470
420
Thermal Expansion, µm/m-K 13
8.1

Otherwise Unclassified Properties

Density, g/cm3 7.8
6.3
Embodied Carbon, kg CO2/kg material 1.6
58
Embodied Energy, MJ/kg 22
920
Embodied Water, L/kg 47
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100 to 110
59
Resilience: Unit (Modulus of Resilience), kJ/m3 290 to 690
1260
Stiffness to Weight: Axial, points 13
9.3
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 17 to 22
23
Strength to Weight: Bending, points 17 to 21
23
Thermal Shock Resistance, points 14 to 18
45