MakeItFrom.com
Menu (ESC)

ACI-ASTM CH20 Steel vs. Grade 32 Titanium

ACI-ASTM CH20 steel belongs to the iron alloys classification, while grade 32 titanium belongs to the titanium alloys. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CH20 steel and the bottom bar is grade 32 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 38
11
Fatigue Strength, MPa 290
390
Poisson's Ratio 0.27
0.32
Shear Modulus, GPa 78
40
Tensile Strength: Ultimate (UTS), MPa 610
770
Tensile Strength: Yield (Proof), MPa 350
670

Thermal Properties

Latent Heat of Fusion, J/g 310
410
Maximum Temperature: Mechanical, °C 1100
310
Melting Completion (Liquidus), °C 1410
1610
Melting Onset (Solidus), °C 1430
1560
Specific Heat Capacity, J/kg-K 480
550
Thermal Conductivity, W/m-K 14
7.5
Thermal Expansion, µm/m-K 15
8.2

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
1.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
2.1

Otherwise Unclassified Properties

Base Metal Price, % relative 20
38
Density, g/cm3 7.8
4.5
Embodied Carbon, kg CO2/kg material 3.7
32
Embodied Energy, MJ/kg 53
530
Embodied Water, L/kg 180
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 200
83
Resilience: Unit (Modulus of Resilience), kJ/m3 300
2100
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
35
Strength to Weight: Axial, points 22
47
Strength to Weight: Bending, points 21
41
Thermal Diffusivity, mm2/s 3.7
3.0
Thermal Shock Resistance, points 15
63

Alloy Composition

Aluminum (Al), % 0
4.5 to 5.5
Carbon (C), % 0 to 0.2
0 to 0.080
Chromium (Cr), % 22 to 26
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 54.7 to 66
0 to 0.25
Manganese (Mn), % 0 to 1.5
0
Molybdenum (Mo), % 0 to 0.5
0.6 to 1.2
Nickel (Ni), % 12 to 15
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.11
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 2.0
0.060 to 0.14
Sulfur (S), % 0 to 0.040
0
Tin (Sn), % 0
0.6 to 1.4
Titanium (Ti), % 0
88.1 to 93
Vanadium (V), % 0
0.6 to 1.4
Zirconium (Zr), % 0
0.6 to 1.4
Residuals, % 0
0 to 0.4