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ASTM A203 Steel vs. Grade Ti-Pd8A Titanium

ASTM A203 steel belongs to the iron alloys classification, while grade Ti-Pd8A titanium belongs to the titanium alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is ASTM A203 steel and the bottom bar is grade Ti-Pd8A titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160 to 180
200
Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 22 to 26
13
Fatigue Strength, MPa 210 to 280
260
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 73
40
Tensile Strength: Ultimate (UTS), MPa 520 to 590
500
Tensile Strength: Yield (Proof), MPa 290 to 390
430

Thermal Properties

Latent Heat of Fusion, J/g 250
420
Maximum Temperature: Mechanical, °C 410
320
Melting Completion (Liquidus), °C 1460
1660
Melting Onset (Solidus), °C 1420
1610
Specific Heat Capacity, J/kg-K 470
540
Thermal Conductivity, W/m-K 52
21
Thermal Expansion, µm/m-K 13
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4 to 7.6
3.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5 to 8.7
6.9

Otherwise Unclassified Properties

Density, g/cm3 7.9
4.5
Embodied Carbon, kg CO2/kg material 1.6 to 1.7
49
Embodied Energy, MJ/kg 21 to 23
840
Embodied Water, L/kg 50 to 52
520

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 120
65
Resilience: Unit (Modulus of Resilience), kJ/m3 230 to 410
880
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
35
Strength to Weight: Axial, points 18 to 21
31
Strength to Weight: Bending, points 18 to 20
31
Thermal Diffusivity, mm2/s 14
8.6
Thermal Shock Resistance, points 15 to 17
39