FabDigit

1090 vs 1070 and 2 more: properties

1090107010801199

Mechanical

Strength, stiffness, ductility and hardness at room temperature.

Elastic (Young's) Modulus

69 GPa10 Msi
69 GPa10 Msi
69 GPa10 Msi
62 GPa9 Msi

Shear Modulus

26 GPa3.8 Msi
26 GPa3.8 Msi
26 GPa3.8 Msi
25 GPa3.6 Msi

Bulk Modulus

75 GPa10.9 Msi
69 GPa10 Msi
75 GPa10.9 Msi
75 GPa10.9 Msi

Tensile Strength (Ultimate)

65 MPa9.4 ksi
68 MPa9.9 ksi
70 MPa10.2 ksi
45 MPa6.5 ksi

Yield Strength (0.2% offset)

22 MPa3.2 ksi
25 MPa3.6 ksi
25 MPa3.6 ksi
12 MPa1.7 ksi

Elongation at Break

42%
43%
43%
50%

Shear Strength

45 MPa6.5 ksi
45 MPa6.5 ksi
45 MPa6.5 ksi
35 MPa5.1 ksi

Fatigue Strength (Endurance Limit)

25 MPa3.6 ksi
20 MPa2.9 ksi
20 MPa2.9 ksi
20 MPa2.9 ksi

Hardness, Brinell

19 HB
19 HB
20 HB
13 HB

Hardness, Vickers

16 HV

Same in both: Poisson's Ratio 0.33

Physical

Density and transition temperatures.

Density

2.7 g/cm³0.1 lb/in³
2.71 g/cm³0.1 lb/in³
2.7 g/cm³0.1 lb/in³
2.7 g/cm³0.1 lb/in³

Melting Point (Solidus)

657°C1,215 °F
646°C1,195 °F
646°C1,195 °F
660°C1,220 °F

Liquidus Temperature

660°C1,220 °F
657°C1,215 °F
657°C1,215 °F
660°C1,221 °F

Thermal

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

Thermal Conductivity

234 W/m·K135 BTU/hr·ft·°F
227 W/m·K131 BTU/hr·ft·°F
231 W/m·K133 BTU/hr·ft·°F
243 W/m·K140 BTU/hr·ft·°F

Max Service Temperature (continuous)

200°C392 °F
150°C302 °F
150°C302 °F
150°C302 °F

Min Service Temperature

-250°C-418 °F
-270°C-454 °F
-270°C-454 °F
-269°C-452 °F

Same in both: Specific Heat Capacity 900 J/kg·K0.21 BTU/lb·°F · Thermal Expansion (CTE, 20–100 °C) 23.6 µm/m·K13.1 µin/in·°F · Latent Heat of Fusion 397 J/g171 BTU/lb

Electrical

Conductivity and insulation.

Electrical Conductivity

62 % IACS
59.5 % IACS
59.5 % IACS
64.5 % IACS

Electrical Resistivity

2.78×10⁻⁸ Ω·m1.09 µΩ·in
2.9×10⁻⁸ Ω·m1.14 µΩ·in
2.9×10⁻⁸ Ω·m1.14 µΩ·in
2.67×10⁻⁸ Ω·m1.05 µΩ·in

Chemical & Environmental

Corrosion and environmental resistance (0–100 scores).

Galvanic Potential (seawater, vs SCE)

-0.85 V
-0.84 V
-0.85 V
-0.85 V

Corrosion Resistance

78 / 100
78 / 100
80 / 100
82 / 100

Manufacturability

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

Machinability

25 / 100
35 / 100
30 / 100
25 / 100

Machinability Rating (AISI 1212 = 100 %)

30%
45%
30%
30%

Weldability

92 / 100
92 / 100
90 / 100
90 / 100

Formability (cold)

98 / 100
97 / 100
98 / 100
98 / 100

Castability

35 / 100
45 / 100

Brazeability / Solderability

70 / 100
88 / 100
70 / 100
88 / 100

Polishability

88 / 100
65 / 100
95 / 100
95 / 100

Sustainability

Primary-production footprint per kilogram.

Embodied Energy (primary production)

215 MJ/kg92,433 BTU/lb
205 MJ/kg88,134 BTU/lb
205 MJ/kg88,134 BTU/lb
230 MJ/kg98,882 BTU/lb

Embodied Carbon (primary production)

12.5 kg CO₂/kg
12.5 kg CO₂/kg
12.5 kg CO₂/kg
14 kg CO₂/kg

Embodied Water

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

Typical Recycled Content

5%
10%
5%
0%

Common Calculations

Ratios derived from the values above.

Specific Strength (UTS / density)

24 kN·m/kg
25 kN·m/kg
26 kN·m/kg
17 kN·m/kg

Specific Stiffness (E / density)

25.6 MN·m/kg
25.5 MN·m/kg
25.6 MN·m/kg
23 MN·m/kg

Modulus of Resilience

4 kJ/m³
5 kJ/m³
5 kJ/m³
1 kJ/m³

Thermal Diffusivity

96.3 mm²/s
93.2 mm²/s
95.1 mm²/s
100 mm²/s

Thermal Shock Resistance Index

9
9
10
7

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 scale1070108010901199

Manufacturing and finishing

Capability1090107010801199
CNC machiningYesYesYes
Default condition
Relative cost$ Budget$ Budget$ Budget$ Budget
Min. machined wall0.5 mm0.5 mm0.5 mm
Best machined surfaceRa 0.8 µmRa 0.8 µmRa 0.8 µm
DLCYesYesYes

Both are offered for Sheet metal. They share 15 finishes: Anodizing Type II, Cerakote, Chem Film (Alodine), E-Coating, Electroless Nickel (EN), Electropolishing, Epoxy Coating, Gold Plating, Hard Anodize Type III w/ PTFE, Hard Anodizing Type III, Nickel Plating, PTFE Coating and 3 more.

Ready to make it?

Upload a CAD file and FabDigit prices the part in 1090 and 1070 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.