FabDigit

5A12 vs 5005 and 2 more: properties

5A12500550505052

Mechanical

Strength, stiffness, ductility and hardness at room temperature.

Elastic (Young's) Modulus

69 GPa10 Msi
68.9 GPa10 Msi
68.9 GPa10 Msi
70.3 GPa10.2 Msi

Shear Modulus

26 GPa3.8 Msi
25.9 GPa3.8 Msi
25.9 GPa3.8 Msi
25.9 GPa3.8 Msi

Bulk Modulus

67 GPa9.7 Msi
69 GPa10 Msi
75 GPa10.9 Msi
69 GPa10 Msi

Tensile Strength (Ultimate)

400 MPa58 ksi
159 MPa23.1 ksi
170 MPa24.7 ksi
230 MPa33.4 ksi

Yield Strength (0.2% offset)

210 MPa30.5 ksi
138 MPa20 ksi
145 MPa21 ksi
195 MPa28.3 ksi

Elongation at Break

18%
8%
9%
12%

Reduction in Area

25%

Shear Strength

220 MPa31.9 ksi
96 MPa13.9 ksi
115 MPa16.7 ksi
138 MPa20 ksi

Fatigue Strength (Endurance Limit)

140 MPa20.3 ksi
62 MPa9 ksi
90 MPa13.1 ksi
117 MPa17 ksi

Fracture Toughness (K_IC)

30 MPa·√m27.3 ksi·√in

Hardness, Brinell

95 HB
41 HB
46 HB
60 HB

Hardness, Rockwell B

55 HRB

Hardness, Vickers

68 HV

Same in both: Poisson's Ratio 0.33

Physical

Density and transition temperatures.

Density

2.6 g/cm³0.09 lb/in³
2.7 g/cm³0.1 lb/in³
2.69 g/cm³0.1 lb/in³
2.68 g/cm³0.1 lb/in³

Melting Point (Solidus)

565°C1,049 °F
632°C1,170 °F
627°C1,161 °F
607°C1,125 °F

Liquidus Temperature

620°C1,148 °F
654°C1,209 °F
652°C1,206 °F
649°C1,200 °F

Thermal

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

Thermal Conductivity

105 W/m·K60.7 BTU/hr·ft·°F
200 W/m·K116 BTU/hr·ft·°F
191 W/m·K110 BTU/hr·ft·°F
138 W/m·K79.7 BTU/hr·ft·°F

Specific Heat Capacity

900 J/kg·K0.21 BTU/lb·°F
900 J/kg·K0.21 BTU/lb·°F
900 J/kg·K0.21 BTU/lb·°F
880 J/kg·K0.21 BTU/lb·°F

Thermal Expansion (CTE, 20–100 °C)

25 µm/m·K13.9 µin/in·°F
23.8 µm/m·K13.2 µin/in·°F
23.8 µm/m·K13.2 µin/in·°F
23.8 µm/m·K13.2 µin/in·°F

Latent Heat of Fusion

390 J/g168 BTU/lb
397 J/g171 BTU/lb
397 J/g171 BTU/lb
393 J/g169 BTU/lb

Max Service Temperature (continuous)

65°C149 °F
120°C248 °F
150°C302 °F
150°C302 °F

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

Electrical

Conductivity and insulation.

Electrical Conductivity

25 % IACS
52 % IACS
50 % IACS
35 % IACS

Electrical Resistivity

6.9×10⁻⁸ Ω·m2.72 µΩ·in
3.3×10⁻⁸ Ω·m1.3 µΩ·in
3.45×10⁻⁸ Ω·m1.36 µΩ·in
4.93×10⁻⁸ Ω·m1.94 µΩ·in

Chemical & Environmental

Corrosion and environmental resistance (0–100 scores).

Galvanic Potential (seawater, vs SCE)

-0.87 V
-0.83 V
-0.83 V
-0.85 V

Corrosion Resistance

62 / 100
78 / 100
75 / 100
72 / 100

Manufacturability

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

Machinability

42 / 100
45 / 100
40 / 100
50 / 100

Machinability Rating (AISI 1212 = 100 %)

30%
35%
30%
30%

Weldability

72 / 100
88 / 100
85 / 100
90 / 100

Formability (cold)

65 / 100
72 / 100
80 / 100
75 / 100

Castability

25 / 100

Brazeability / Solderability

10 / 100
45 / 100
35 / 100
20 / 100

Polishability

55 / 100
72 / 100
70 / 100
70 / 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
155 MJ/kg66,638 BTU/lb

Embodied Carbon (primary production)

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

Embodied Water

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

Typical Recycled Content

20%
35%
35%
35%

Common Calculations

Ratios derived from the values above.

Specific Strength (UTS / density)

154 kN·m/kg
59 kN·m/kg
63 kN·m/kg
86 kN·m/kg

Specific Stiffness (E / density)

26.5 MN·m/kg
25.5 MN·m/kg
25.6 MN·m/kg
26.2 MN·m/kg

Modulus of Resilience

320 kJ/m³
138 kJ/m³
153 kJ/m³
270 kJ/m³

Thermal Diffusivity

44.9 mm²/s
82.3 mm²/s
78.9 mm²/s
58.5 mm²/s

Thermal Shock Resistance Index

24
19
20
19

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 scale5005505050525A12

Manufacturing and finishing

Capability5A12500550505052
CNC machiningYesYesYes
Sheet metalYesYesYes
Default condition
Relative cost$$$ Premium$ Budget$ Budget$ Budget
Min. machined wall0.5 mm0.5 mm0.5 mm
Best machined surfaceRa 0.8 µmRa 0.8 µmRa 0.8 µm
Anodizing Type IIYesYesYes
CerakoteYesYesYes
Chem Film (Alodine)YesYesYes
DLCYesYesYes
E-CoatingYesYesYes
ElectropolishingYesYesYes
Hard Anodize Type III w/ PTFEYesYesYes
Hard Anodizing Type IIIYesYesYes
Nickel PlatingYesYesYes
PTFE CoatingYesYesYes
PaintingYesYesYes
Powder CoatingYesYesYes

They share 4 finishes: Electroless Nickel (EN), Epoxy Coating, Gold Plating, Silver Plating.

Ready to make it?

Upload a CAD file and FabDigit prices the part in 5A12 and 5005 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.