FabDigit

QC-10 vs 2024 and 2 more: properties

QC-10202420172011

Mechanical

Strength, stiffness, ductility and hardness at room temperature.

Elastic (Young's) Modulus

71.5 GPa10.4 Msi
73.1 GPa10.6 Msi
72.4 GPa10.5 Msi
70 GPa10.2 Msi

Shear Modulus

26.9 GPa3.9 Msi
28 GPa4.1 Msi
27 GPa3.9 Msi
26 GPa3.8 Msi

Bulk Modulus

71 GPa10.3 Msi
73 GPa10.6 Msi
75 GPa10.9 Msi
69 GPa10 Msi

Tensile Strength (Ultimate)

538 MPa78 ksi
483 MPa70.1 ksi
427 MPa61.9 ksi
379 MPa55 ksi

Yield Strength (0.2% offset)

483 MPa70.1 ksi
345 MPa50 ksi
276 MPa40 ksi
296 MPa42.9 ksi

Elongation at Break

9%
18%
22%
15%

Compressive Strength

490 MPa71.1 ksi
350 MPa50.8 ksi
276 MPa40 ksi
300 MPa43.5 ksi

Shear Strength

305 MPa44.2 ksi
283 MPa41 ksi
260 MPa37.7 ksi
221 MPa32.1 ksi

Fatigue Strength (Endurance Limit)

220 MPa31.9 ksi
138 MPa20 ksi
124 MPa18 ksi
124 MPa18 ksi

Fracture Toughness (K_IC)

34 MPa·√m30.9 ksi·√in
37 MPa·√m33.7 ksi·√in
30 MPa·√m27.3 ksi·√in

Hardness, Brinell

165 HB
120 HB
105 HB
95 HB

Hardness, Rockwell B

87 HRB
75 HRB
65 HRB

Hardness, Vickers

137 HV
115 HV

Same in both: Poisson's Ratio 0.33

Physical

Density and transition temperatures.

Density

2.85 g/cm³0.1 lb/in³
2.78 g/cm³0.1 lb/in³
2.79 g/cm³0.1 lb/in³
2.83 g/cm³0.1 lb/in³

Melting Point (Solidus)

490°C914 °F
502°C936 °F
513°C955 °F
541°C1,006 °F

Liquidus Temperature

630°C1,166 °F
638°C1,180 °F
641°C1,186 °F
643°C1,189 °F

Thermal

How each material carries heat and how hot it can run.

Thermal Conductivity

155 W/m·K89.6 BTU/hr·ft·°F
121 W/m·K69.9 BTU/hr·ft·°F
134 W/m·K77.4 BTU/hr·ft·°F
152 W/m·K87.8 BTU/hr·ft·°F

Specific Heat Capacity

860 J/kg·K0.21 BTU/lb·°F
875 J/kg·K0.21 BTU/lb·°F
873 J/kg·K0.21 BTU/lb·°F
864 J/kg·K0.21 BTU/lb·°F

Thermal Expansion (CTE, 20–100 °C)

23.5 µm/m·K13.1 µin/in·°F
22.9 µm/m·K12.7 µin/in·°F
23.6 µm/m·K13.1 µin/in·°F
22.9 µm/m·K12.7 µin/in·°F

Max Service Temperature (continuous)

150°C302 °F
150°C302 °F
120°C248 °F
120°C248 °F

Same in both: Latent Heat of Fusion 390 J/g168 BTU/lb · Min Service Temperature -196°C-321 °F

Electrical

Conductivity and insulation.

Electrical Conductivity

40 % IACS
30 % IACS
34 % IACS
39 % IACS

Electrical Resistivity

4.3×10⁻⁸ Ω·m1.69 µΩ·in
5.75×10⁻⁸ Ω·m2.26 µΩ·in
5.07×10⁻⁸ Ω·m2 µΩ·in
4.42×10⁻⁸ Ω·m1.74 µΩ·in

Chemical & Environmental

Corrosion and environmental resistance (0–100 scores).

Galvanic Potential (seawater, vs SCE)

-0.84 V
-0.69 V
-0.69 V
-0.69 V

Corrosion Resistance

45 / 100
32 / 100
33 / 100
25 / 100

Manufacturability

FabDigit workshop ratings (0–100 scores) — how each material behaves on the machine.

Machinability

85 / 100
72 / 100
78 / 100
100 / 100

Machinability Rating (AISI 1212 = 100 %)

300%
70%
70%
300%

Weldability

20 / 100
20 / 100
20 / 100
10 / 100

Formability (cold)

20 / 100
40 / 100
45 / 100
25 / 100

Brazeability / Solderability

10 / 100
15 / 100
15 / 100
10 / 100

Polishability

80 / 100
55 / 100
55 / 100
55 / 100

Castability

10 / 100
25 / 100

Sustainability

Primary-production footprint per kilogram.

Embodied Energy (primary production)

205 MJ/kg88,134 BTU/lb
200 MJ/kg85,985 BTU/lb
200 MJ/kg85,985 BTU/lb
200 MJ/kg85,985 BTU/lb

Embodied Carbon (primary production)

12.5 kg CO₂/kg
12.5 kg CO₂/kg
12 kg CO₂/kg
12.5 kg CO₂/kg

Embodied Water

1,200 L/kg144 gal/lb
1,100 L/kg132 gal/lb
1,200 L/kg144 gal/lb
1,100 L/kg132 gal/lb

Typical Recycled Content

20%
10%
30%
20%

Common Calculations

Ratios derived from the values above.

Specific Strength (UTS / density)

189 kN·m/kg
174 kN·m/kg
153 kN·m/kg
134 kN·m/kg

Specific Stiffness (E / density)

25.1 MN·m/kg
26.3 MN·m/kg
25.9 MN·m/kg
24.7 MN·m/kg

Modulus of Resilience

1,631 kJ/m³
814 kJ/m³
526 kJ/m³
626 kJ/m³

Thermal Diffusivity

63.2 mm²/s
49.7 mm²/s
55 mm²/s
62.2 mm²/s

Thermal Shock Resistance Index

50
35
33
36

Strength versus weight

Yield strength against density for every aluminum grade in the FabDigit library; the compared grades are highlighted. Up and left is stronger for its weight.

20501002005002.22.42.62.83Density (g/cm³)Yield strength (MPa) — log scale20172011QC-102024

Manufacturing and finishing

CapabilityQC-10202420172011
Sheet metalYesYesYes
Default conditionT3
Relative cost$$$ Premium$$$ Premium$$$ Premium$$$ Premium
Min. machined wall0.5 mm0.8 mm0.8 mm0.5 mm
Best machined surfaceRa 0.8 µmRa 0.8 µmRa 0.8 µmRa 0.8 µm

Both are offered for CNC machining. Both take the same 16 finishes: Anodizing Type II, Cerakote, Chem Film (Alodine), DLC, E-Coating, Electroless Nickel (EN), Electropolishing, Epoxy Coating, Gold Plating, Hard Anodize Type III w/ PTFE, Hard Anodizing Type III, Nickel Plating and 4 more.

Ready to make it?

Upload a CAD file and FabDigit prices the part in QC-10 and 2024 side by side — material, machining time, tolerance and finish in one quote. Certified material data ships with the order on request.

Typical handbook values for the conditions named above, normalised for comparison. Hardness on non-Brinell scales is converted approximately for charting only. Request certified data with your order for design-critical properties.