| QUALITA’ | Direzione di piegamento(1) | Raggio interno di piegamento minimo raccomandato per spessori nominali in mm | |||||||||
| >1,0 <=1,5 | >1,5 <=2,5 | >2,5 <=3,0 | >3,0 <=4,0 | >4,0 <=5,0 | >5,0 <=6,0 | >6,0 <=7,0 | >7,0 <=8,0 | >8,0 <=10 | >10 12 | ||
| S235 | t l | 1,6 1,6 | 2,5 2,5 | 3,0 3,0 | 5,0 6,0 | 6,0 8,0 | 8,0 10 | 10 12 | 12 16 | 16 20 | 20 25 |
| S275 | t l | 2,0 2,0 | 3,0 3,0 | 4,0 4,0 | 5,0 6,0 | 8,0 10 | 10 12 | 12 16 | 16 20 | 20 25 | 25 32 |
| S355 | t l | 2,5 2,5 | 4,0 4,0 | 5,0 5,0 | 6,0 8,0 | 8,0 10 | 10 12 | 12 16 | 16 20 | 20 25 | 25 32 |
(1) t = trasversale senso di laminazione l = parallelo senso di laminazione