FabDigit

1230 vs 1050 and 2 more: properties

1230105010601100

Mechanical

Strength, stiffness, ductility and hardness at room temperature.

Bulk Modulus

68 GPa9.9 Msi
75 GPa10.9 Msi
68 GPa9.9 Msi
76 GPa11 Msi

Tensile Strength (Ultimate)

80 MPa11.6 ksi
110 MPa16 ksi
70 MPa10.2 ksi
125 MPa18.1 ksi

Yield Strength (0.2% offset)

28 MPa4.1 ksi
90 MPa13.1 ksi
28 MPa4.1 ksi
115 MPa16.7 ksi

Elongation at Break

38%
5%
43%
12%

Shear Strength

50 MPa7.3 ksi
70 MPa10.2 ksi
48 MPa7 ksi
75 MPa10.9 ksi

Fatigue Strength (Endurance Limit)

30 MPa4.4 ksi
42 MPa6.1 ksi
20 MPa2.9 ksi
48 MPa7 ksi

Hardness, Brinell

20 HB
30 HB
19 HB
32 HB

Hardness, Vickers

33 HV
21 HV
35 HV

Same in both: Elastic (Young's) Modulus 69 GPa10 Msi · Shear Modulus 26 GPa3.8 Msi · 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
2.71 g/cm³0.1 lb/in³
2.71 g/cm³0.1 lb/in³

Melting Point (Solidus)

646°C1,195 °F
646°C1,195 °F
646°C1,195 °F
643°C1,189 °F

Same in both: Liquidus Temperature 657°C1,215 °F

Thermal

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

Thermal Conductivity

231 W/m·K133 BTU/hr·ft·°F
229 W/m·K132 BTU/hr·ft·°F
234 W/m·K135 BTU/hr·ft·°F
222 W/m·K128 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
904 J/kg·K0.22 BTU/lb·°F

Max Service Temperature (continuous)

150°C302 °F
150°C302 °F
200°C392 °F
120°C248 °F

Min Service Temperature

-270°C-454 °F
-270°C-454 °F
-269°C-452 °F
-273°C-459 °F

Same in both: 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

61 % IACS
61 % IACS
62 % IACS
57 % IACS

Electrical Resistivity

2.83×10⁻⁸ Ω·m1.11 µΩ·in
2.83×10⁻⁸ Ω·m1.11 µΩ·in
2.78×10⁻⁸ Ω·m1.09 µΩ·in
3.02×10⁻⁸ Ω·m1.19 µΩ·in

Chemical & Environmental

Corrosion and environmental resistance (0–100 scores).

Galvanic Potential (seawater, vs SCE)

-0.84 V
-0.84 V
-0.84 V
-0.83 V

Corrosion Resistance

82 / 100
78 / 100
72 / 100
78 / 100

Manufacturability

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

Machinability

28 / 100
30 / 100
32 / 100
38 / 100

Machinability Rating (AISI 1212 = 100 %)

25%
30%
30%
30%

Weldability

92 / 100
92 / 100
95 / 100
95 / 100

Formability (cold)

97 / 100
85 / 100
97 / 100
85 / 100

Castability

45 / 100
30 / 100

Brazeability / Solderability

70 / 100
85 / 100
70 / 100
92 / 100

Polishability

85 / 100
78 / 100
88 / 100
80 / 100

Sustainability

Primary-production footprint per kilogram.

Embodied Energy (primary production)

205 MJ/kg88,134 BTU/lb
205 MJ/kg88,134 BTU/lb
205 MJ/kg88,134 BTU/lb
210 MJ/kg90,284 BTU/lb

Embodied Carbon (primary production)

12 kg CO₂/kg
12.5 kg CO₂/kg
12.5 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
1,200 L/kg144 gal/lb

Typical Recycled Content

10%
20%
20%
25%

Common Calculations

Ratios derived from the values above.

Specific Strength (UTS / density)

30 kN·m/kg
41 kN·m/kg
26 kN·m/kg
46 kN·m/kg

Specific Stiffness (E / density)

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

Modulus of Resilience

6 kJ/m³
59 kJ/m³
6 kJ/m³
96 kJ/m³

Thermal Diffusivity

95.1 mm²/s
94.1 mm²/s
96.1 mm²/s
90.6 mm²/s

Thermal Shock Resistance Index

11
15
10
17

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 scale1050106011001230

Manufacturing and finishing

Capability1230105010601100
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 1230 and 1050 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.