MakeItFrom.com
Menu (ESC)

ASTM A204 Steel vs. Grade 20 Titanium

ASTM A204 steel belongs to the iron alloys classification, while grade 20 titanium belongs to the titanium alloys. There are 25 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is ASTM A204 steel and the bottom bar is grade 20 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 18 to 22
5.7 to 17
Fatigue Strength, MPa 200 to 220
550 to 630
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 73
47
Shear Strength, MPa 330 to 360
560 to 740
Tensile Strength: Ultimate (UTS), MPa 520 to 590
900 to 1270
Tensile Strength: Yield (Proof), MPa 290 to 330
850 to 1190

Thermal Properties

Latent Heat of Fusion, J/g 250
400
Maximum Temperature: Mechanical, °C 410
370
Melting Completion (Liquidus), °C 1470
1660
Melting Onset (Solidus), °C 1420 to 1430
1600
Specific Heat Capacity, J/kg-K 470
520
Thermal Expansion, µm/m-K 13
9.6

Otherwise Unclassified Properties

Density, g/cm3 7.9
5.0
Embodied Carbon, kg CO2/kg material 1.5
52
Embodied Energy, MJ/kg 20
860
Embodied Water, L/kg 47
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 90 to 95
71 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 220 to 290
2940 to 5760
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
33
Strength to Weight: Axial, points 18 to 21
50 to 70
Strength to Weight: Bending, points 18 to 20
41 to 52
Thermal Shock Resistance, points 15 to 17
55 to 77

Comparable Variants