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As a core basic material in the industrial field, ENI-8-40120 aluminum profiles have become the first choice for large-stress, high-strength and heavy-load structural frames due to their excellent mechanical properties.
Provides solid support for key components such as body frames and chassis supports, effectively improving vehicle structural strength and driving safety.
Whether it is the rack construction of large-scale production lines or the racking system of smart warehousing, it can accurately adapt to complex working conditions and ensure long-term stable operation of equipment.
Its standardized specifications make modular assembly more efficient and significantly shorten the project cycle.
In order to give full play to the performance of ENI-8-40120 aluminum profiles, the supporting connection scheme has been professionally optimized.
The combination of 40 series M8 special T-bolts and M8 flange nuts can achieve internal quick connection, which is both convenient and reliable; the combination of 40 series T-type nuts and hexagon socket bolts provides flexible choices for diverse assembly needs.
The combination of 40 series slide nuts and hexagon socket bolts can further enhance the connection strength through a tighter bite structure, ensuring that the heavy-loaded frame remains as stable as ever in extreme environments, fully meeting the stringent requirements for structural stability in the industrial field.
| Model | Physical Drawing | Data Map | Unit Mass | Moment Of Inertia | Sectional Resistance Moment |
|---|---|---|---|---|---|
| E&I-6-4040 |  |
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1.25kg/m | Ix:8.65cm4 Iy:8.65cm4 | Wx:4.33cm3 Wy:4.33cm3 |
| E&I-8-4040F |  |
 |
1.81kg/m | Ix:11.23cm4 Iy:11.23cm4 | Wx:5.62cm3 Wy:5.62cm3 |
| E&I-8-4040GG |  |
 |
1.32kg/m | Ix:7.73cm4 Iy:7.73cm4 | Wx:3.87cm3 Wy:3.87cm3 |
| E&I-8-4040T |  |
 |
0.89kg/m | Ix:5.09cm4 Iy:5.09cm4 | Wx:2.55cm3 Wy:2.55cm3 |
| E&I-8-4040LC |  |
 |
1.13kg/m | Ix:6.37cm4 Iy:6.37cm4 | Wx:3.18cm3 Wy:3.18cm3 |
| E&I-8-4040W |  |
 |
1.33kg/m | Ix:7.82cm4 Iy:7.82cm4 | Wx:3.91cm3 Wy:3.91cm3 |
| E&I-8-4040B |  |
 |
1.64kg/m | Ix:8.65cm4 Iy:8.65cm4 | Wx:4.33cm3 Wy:4.33cm3 |
| E&I-8-4040LD |  |
 |
1.05kg/m | Ix:6.21cm4 Iy:6.21cm4 | Wx:3.11cm3 Wy:3.11cm3 |
| E&I-8-4040C |  |
 |
1.29kg/m | Ix:7.32cm4 Iy:7.32cm4 | Wx:3.66cm3 Wy:3.66cm3 |
| E&I-8-4040D |  |
 |
1.85kg/m | Ix:9.98cm4 Iy:9.98cm4 | Wx:4.99cm3 Wy:4.99cm3 |
| E&I-8-4040E |  |
 |
1.67kg/m | Ix:8.96cm4 Iy:8.96cm4 | Wx:4.48cm3 Wy:4.48cm3 |
| E&I-8-4040EE |  |
 |
1.65kg/m | Ix:8.63cm4 Iy:8.96cm4 | Wx:4.32cm3 Wy:4.48cm3 |
| E&I-10-4040H |  |
 |
1.51kg/m | Ix:8.65cm4 Iy:8.65cm4 | Wx:4.33cm3 Wy:4.33cm3 |
| E&I-8-4040R |  |
 |
1.50kg/m | Ix:7.10cm4 Iy:7.10cm4 | Wx:3.55cm3 Wy:3.55cm3 |
| E&I-10-4060H |  |
 |
2.27kg/m | Ix:13.33cm4 Iy:27.69cm4 | Wx:6.67cm3 Wy:9.23cm3 |
| E&I-8-4080GA |  |
 |
2.31kg/m | Ix:14.41cm4 Iy:54.58cm4 | Wx:7.21cm3 Wy:13.65cm3 |
| E&I-8-4080C |  |
 |
2.22kg/m | Ix:13.72cm4 Iy:52.30cm4 | Wx:6.86cm3 Wy:13.08cm3 |
| E&I-8-4080M |  |
 |
2.28kg/m | Ix:13.99cm4 Iy:52.91cm4 | Wx:7.00cm3 Wy:13.23cm3 |
| E&I-8-4080F |  |
 |
3.30kg/m | Ix:19.66cm4 Iy:79.30cm4 | Wx:9.83cm3 Wy:19.83cm3 |
| E&I-10-4080H |  |
 |
2.64kg/m | Ix:16.14cm4 Iy:61.71cm4 | Wx:8.07cm3 Wy:15.43cm3 |
| E&I-8-4080 |  |
 |
2.94kg/m | Ix:16.48cm4 Iy:65.91cm4 | Wx:8.24cm3 Wy:16.48cm3 |
| E&I-8-4080I |  |
 |
3.26kg/m | Ix:19.11cm4 Iy:73.31cm4 | Wx:9.56cm3 Wy:18.33cm3 |
| E&I-8-40120 | |
|
4.28kg/m | Ix:25.52cm4 Iy:219.79cm4 | Wx:12.76cm3 Wy:36.63cm3 |
| E&I-8-40120E |  |
 |
4.65kg/m | Ix:25.96cm4 Iy:238.31cm4 | Wx:12.98cm3 Wy:39.71cm3 |
| E&I-8-40160 |  |
 |
6.23kg/m | Ix:39.83cm4 Iy:559.92cm4 | Wx:19.92cm3 Wy:69.99cm3 |
| E&I-8-40160B |  |
 |
5.24kg/m | Ix:31.92cm4 Iy:457.75cm4 | Wx:15.96cm3 Wy:57.22cm3 |
1. What makes ENI-8-40120 aluminum profiles suitable for heavy-load structures?
These profiles possess outstanding mechanical properties, including high moments of inertia (e.g., Ix: 25.52cm4, Iy: 219.79cm4) and robust sectional resistance moments, making them ideal for heavy-load, high-stress structural frames.
2. How are these profiles utilized in automobile manufacturing?
They provide critical, high-strength structural support for key automotive components such as body frames and chassis supports, which enhances overall structural integrity and vehicle safety.
3. What is the recommended quick connection scheme for standard usage?
For normal scenarios, combining 40 series M8 special T-bolts with M8 flange nuts enables quick, secure internal connections. Alternatively, 40 series T-type nuts paired with hexagon socket bolts offer flexibility for diverse assembly requirements.
4. What connection method should be used for extreme, high-stress working conditions?
Under extreme stress, using 40 series slide nuts together with hexagon socket bolts is recommended. This setup forms a tighter interlocking bite structure that ensures maximum frame stability.
5. How do standardized specifications benefit factory automation and assembly?
Standardized dimensions allow for highly efficient modular assembly of automated production lines and smart warehousing systems, which significantly minimizes setup errors and shortens the project installation cycle.
