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ASTM A204 Steel vs. Grade C-6 Titanium

ASTM A204 steel belongs to the iron alloys classification, while grade C-6 titanium belongs to the titanium alloys. There are 30 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is ASTM A204 steel and the bottom bar is grade C-6 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160 to 180
290
Elastic (Young's, Tensile) Modulus, GPa 190
100
Elongation at Break, % 18 to 22
9.0
Fatigue Strength, MPa 200 to 220
460
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 73
39
Tensile Strength: Ultimate (UTS), MPa 520 to 590
890
Tensile Strength: Yield (Proof), MPa 290 to 330
830

Thermal Properties

Latent Heat of Fusion, J/g 250
410
Maximum Temperature: Mechanical, °C 410
310
Melting Completion (Liquidus), °C 1470
1580
Melting Onset (Solidus), °C 1420 to 1430
1530
Specific Heat Capacity, J/kg-K 470
550
Thermal Conductivity, W/m-K 52
7.8
Thermal Expansion, µm/m-K 13
9.8

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
1.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
36
Density, g/cm3 7.9
4.5
Embodied Carbon, kg CO2/kg material 1.5
30
Embodied Energy, MJ/kg 20
480
Embodied Water, L/kg 47
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 90 to 95
78
Resilience: Unit (Modulus of Resilience), kJ/m3 220 to 290
3300
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
35
Strength to Weight: Axial, points 18 to 21
55
Strength to Weight: Bending, points 18 to 20
46
Thermal Diffusivity, mm2/s 14
3.2
Thermal Shock Resistance, points 15 to 17
63