01Dimensions
| Dimension | Value |
|---|---|
| Width | 20 mm |
| Height | 20 mm |
| Slot width | 6 mm |
| Centre bore | Ø4.2 (M5 tap) |
| Slots | 4 |
02Section properties
| Property | Value |
|---|---|
| Cross-sectional area | 180.6 mm² |
| Weight (2.70 g/cm³) | 0.488 kg/m |
| Moment of inertia Ix | 0.74 cm⁴ |
| Moment of inertia Iy | 0.74 cm⁴ |
| Outside perimeter | 149 mm |
Nominal values calculated from the standard cross-section at 2.70 g/cm³; Ix and Iy about the centroidal axes. The drawing issued with your quotation confirms final values.
03Supply and processing
| Item | Standard |
|---|---|
| Alloy and temper | 6063-T5; other 6000-series alloys on request |
| Lengths | Mill lengths (typically 6 m) or cut to length |
| Finishes | Clear anodized; black anodized on request |
| Tolerances | EN 755-9 or ANSI H35.2, as specified |
| Fabrication | Cutting, drilling, tapping, CNC machining |
| Documents | Material certificate; dimensional report on request |
04Questions
How much does a 4040 aluminum profile weigh?
A standard 40 × 40 B-type profile with an 8 mm slot typically weighs about 1.5–1.7 kg per metre, depending on its internal design. Each profile page lists the calculated weight for that section.
What does 4040 mean in aluminum profiles?
It is the cross-section size in millimetres: 40 × 40 mm. Likewise 2020 is 20 × 20 mm and 4080 is 40 × 80 mm.
