Grade | C ≤ |
Si | Mn | P ≤ |
S ≤ |
N ≤ |
Al ≥ |
Cr ≤ |
Cu ≤ |
Mo ≤ |
Ni ≤ |
Nb ≤ |
Ti ≤ |
V ≤ |
Nb+Ti+V ≤ |
StE255 | 0.18 | ≤0.40 | 0.50 | 0.035 | 0.030 | 0.020 | 0.020 | 0.30 | 0.20 | 0.08 | 0.30 | 0.03 | --- | --- | 0.05 |
Grades | Tensile Strength Rm for product thicknesses s,in mm N/mm² |
UpperYield StressReH²) for product thicknesses s,in mm N/mm² min. |
Elongation after fracture3) (Lo=5do) % min. |
Mandrel diameter for bend test 4), 5) | |||||||||||||
s≤70 | 70<s≤85 | 85<s≤100 | 100<s≤125 | 125<s≤150 | s≤16 | 16<s≤35 | 35<s≤50 | 50<s≤60 | 60<s≤70 | 70<s≤85 | 85<s≤100 | 100<s≤125 | 125<s≤150 | Longitudinal | Transverse 6) | ||
StE255 | 360~480 | 350~470 | 340~460 | 330~450 | 320~440 | 255 | 245 | 235 | 225 | 215 | 205 | 195 | 25 | 1a | 1a |
Just like you, 70% customers choose long-term cooperation with BBN steel not only for our good product and service quality, good reputation in the international market, but also for our experienced one-stop raw material supply and further steel processing!
Henan BEBON Iron&Steel co.,ltd.