EN10028 P355NH steel plate/sheet,EN10028 P355NH steel plate/sheet, under EN standard, we can regard P355NH steel plate/sheet for boilers and Pressure Vessels steels.EN10028 P355NH steel plate/sheet is for boilers and Pressure Vessels steels,it is a normalized steel plate and sheet which is mainly used for building pressure vessels and boilers and pipes for hot liquid.
P355NH steel nchemical composition
| Element | Max % | Element | max % |
| C | 0.20 | Cu | 0.30 |
| Si | 0.50 | Mo | 0.08 |
| Mn | 0.90-1.70 | N | 0.02 |
| P | 0.03 | Nb | 0.05 |
| S | 0.03 | Ni | 0.50 |
| AL | 0.020 | Ti | 0.03 |
| Cr | 0.30 | V | 0.10 |
| Nb+Ti+V | 0.12 |
P355NH steel mechanical properties
| Grade | Material | Thickness | Yield Strength | Tensile Strength | Elongation |
| (mm) | MPa (min) | MPa | % (min) | ||
| P355NH | 1.0565 | ≤ 16 | 355 | ||
| 16> to ≤35 | 355 | ||||
| 35> to ≤50 | 345 | ||||
| 50> to ≤70 | 325 | 490-630 | 22 | ||
| 70> to ≤100 | 315 | 470-610 | 21 | ||
| 100> to ≤150 | 295 | 450-590 | 21 | ||
| >150 | 1) | 1) | 1) |
| Type | Usual Dekivery Condition |
Norminal Thickness (mm) |
Impact Energy KV min[J] at temperature [°C] | |||||||||
| Longitudinal | Longitudinal | |||||||||||
| -50 | -40 | -20 | 0 | +20 | -50 | -40 | -20 | 0 | +20 | |||
| P355NH | N | 5-150 | - | - | 40 | 47 | 55 | - | - | 20 | 27 | 31 |
A pressure vessel steel grade with good weldability and high resistance to brittle cracking, P355NH steel is used by the world's fabricators for the manufacture of pressure vessel tanks for the storage of pressurised gases. P355NH Steel is a normalised steel grade with a minimum yield strength of 275-460 N/mm²
we also can supply P355N,P355NL1,P355NL2,please contact us if you need.
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!
