DN |
Recommended tube size NB (mm) |
Minimum Structure size Depth X Width |
|
80 |
25 |
500 x 500 |
|
100 |
25 |
500 x 500 |
|
150 |
25,30 |
600 x 600 |
|
225 |
30 |
800 x 800 |
|
300 |
30 |
800 x 800 |
|
400 |
30 |
1000 x 1000 |
|
450 |
30,40 |
1000 x 1000 |
|
600 |
40,50 |
1200 x 1200 |