FabDigit

2214 vs 7075 and 2 more: properties

2214707520072017

Mechanical

Strength, stiffness, ductility and hardness at room temperature.

Elastic (Young's) Modulus

73 GPa10.6 Msi
71.7 GPa10.4 Msi
72 GPa10.4 Msi
72.4 GPa10.5 Msi

Shear Modulus

27.5 GPa4 Msi
26.9 GPa3.9 Msi
27 GPa3.9 Msi
27 GPa3.9 Msi

Bulk Modulus

75 GPa10.9 Msi
70 GPa10.2 Msi
71 GPa10.3 Msi
75 GPa10.9 Msi

Tensile Strength (Ultimate)

470 MPa68.2 ksi
572 MPa83 ksi
390 MPa56.6 ksi
427 MPa61.9 ksi

Yield Strength (0.2% offset)

415 MPa60.2 ksi
503 MPa73 ksi
300 MPa43.5 ksi
276 MPa40 ksi

Elongation at Break

9%
11%
10%
22%

Reduction in Area

25%
25%

Compressive Strength

420 MPa60.9 ksi
505 MPa73.2 ksi
276 MPa40 ksi

Shear Strength

290 MPa42.1 ksi
331 MPa48 ksi
235 MPa34.1 ksi
260 MPa37.7 ksi

Fatigue Strength (Endurance Limit)

124 MPa18 ksi
159 MPa23.1 ksi
125 MPa18.1 ksi
124 MPa18 ksi

Fracture Toughness (K_IC)

25 MPa·√m22.8 ksi·√in
27 MPa·√m24.6 ksi·√in
27 MPa·√m24.6 ksi·√in
30 MPa·√m27.3 ksi·√in

Hardness, Brinell

135 HB
150 HB
115 HB
105 HB

Hardness, Rockwell B

82 HRB
87 HRB
65 HRB
65 HRB

Hardness, Vickers

145 HV
175 HV
115 HV

Charpy V-Notch Impact (RT)

8 J5.9 ft·lbf

Same in both: Poisson's Ratio 0.33

Physical

Density and transition temperatures.

Density

2.8 g/cm³0.1 lb/in³
2.81 g/cm³0.1 lb/in³
2.85 g/cm³0.1 lb/in³
2.79 g/cm³0.1 lb/in³

Melting Point (Solidus)

507°C945 °F
477°C891 °F
508°C946 °F
513°C955 °F

Liquidus Temperature

638°C1,180 °F
635°C1,175 °F
640°C1,184 °F
641°C1,186 °F

Thermal

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

Thermal Conductivity

155 W/m·K89.6 BTU/hr·ft·°F
130 W/m·K75.1 BTU/hr·ft·°F
135 W/m·K78 BTU/hr·ft·°F
134 W/m·K77.4 BTU/hr·ft·°F

Specific Heat Capacity

864 J/kg·K0.21 BTU/lb·°F
960 J/kg·K0.23 BTU/lb·°F
860 J/kg·K0.21 BTU/lb·°F
873 J/kg·K0.21 BTU/lb·°F

Thermal Expansion (CTE, 20–100 °C)

22.5 µm/m·K12.5 µin/in·°F
23.6 µm/m·K13.1 µin/in·°F
23 µm/m·K12.8 µin/in·°F
23.6 µm/m·K13.1 µin/in·°F

Latent Heat of Fusion

390 J/g168 BTU/lb
395 J/g170 BTU/lb
390 J/g168 BTU/lb
390 J/g168 BTU/lb

Max Service Temperature (continuous)

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

Same in both: Min Service Temperature -196°C-321 °F

Electrical

Conductivity and insulation.

Electrical Conductivity

40 % IACS
33 % IACS
30 % IACS
34 % IACS

Electrical Resistivity

4.3×10⁻⁸ Ω·m1.69 µΩ·in
5.15×10⁻⁸ Ω·m2.03 µΩ·in
5.75×10⁻⁸ Ω·m2.26 µΩ·in
5.07×10⁻⁸ Ω·m2 µΩ·in

Chemical & Environmental

Corrosion and environmental resistance (0–100 scores).

Galvanic Potential (seawater, vs SCE)

-0.78 V
-0.83 V
-0.68 V
-0.69 V

Corrosion Resistance

32 / 100
35 / 100
30 / 100
33 / 100

Manufacturability

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

Machinability

78 / 100
78 / 100
95 / 100
78 / 100

Machinability Rating (AISI 1212 = 100 %)

160%
160%
300%
70%

Weldability

25 / 100
18 / 100
15 / 100
20 / 100

Formability (cold)

35 / 100
25 / 100
25 / 100
45 / 100

Castability

30 / 100
25 / 100
25 / 100

Brazeability / Solderability

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

Polishability

55 / 100
60 / 100
45 / 100
55 / 100

Sustainability

Primary-production footprint per kilogram.

Embodied Energy (primary production)

205 MJ/kg88,134 BTU/lb
205 MJ/kg88,134 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
12.5 kg CO₂/kg
12 kg CO₂/kg

Embodied Water

1,150 L/kg138 gal/lb
1,200 L/kg144 gal/lb
1,150 L/kg138 gal/lb
1,200 L/kg144 gal/lb

Typical Recycled Content

10%
15%
30%
30%

Common Calculations

Ratios derived from the values above.

Specific Strength (UTS / density)

168 kN·m/kg
204 kN·m/kg
137 kN·m/kg
153 kN·m/kg

Specific Stiffness (E / density)

26.1 MN·m/kg
25.5 MN·m/kg
25.3 MN·m/kg
25.9 MN·m/kg

Modulus of Resilience

1,180 kJ/m³
1,764 kJ/m³
625 kJ/m³
526 kJ/m³

Thermal Diffusivity

64.1 mm²/s
48.2 mm²/s
55.1 mm²/s
55 mm²/s

Thermal Shock Resistance Index

44
44
32
33

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 scale2007201722147075

Manufacturing and finishing

Capability2214707520072017
Default conditionT6
Relative cost$$$ Premium$$$ Premium$$$ Premium$$$ Premium
Min. machined wall0.5 mm0.8 mm0.5 mm0.8 mm
Best machined surfaceRa 0.8 µmRa 0.8 µmRa 0.8 µmRa 0.8 µm

Both are offered for CNC machining and Sheet metal. 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 2214 and 7075 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.