Grade | C ≤ |
Si | Mn | P ≤ |
S ≤ |
N ≤ |
Al ≥ |
Cr ≤ |
Cu ≤ |
Mo ≤ |
Ni ≤ |
Nb ≤ |
Ti ≤ |
V ≤ |
Nb+Ti+V ≤ |
TStE420 | 0.20 | 0.10~0.60 | 1.00~1.70 | 0.030 | 0.025 | 0.020 | 0.020 | 0.30 | 0.20 | 0.10 | 1.00 | 0.05 | --- | 0.20 | 0.22 |
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) | ||
TStE420 | 530~680 | 520~670 | 510~660 | 500~650 | 490~640 | 420 | 410 | 400 | 390 | 385 | 375 | 365 | 355 | 345 | 19 | 2.5a | 3.5a |
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.