P420M Hot Rolled Structural Steel Plate
P420M vessel steel plate is a weldable fine-grained thermomechanical rolled steel plate for European standard pressure vessels, which is widely used in the fields of petroleum, chemical industry, power, boilers, pressure vessels, pipelines, etc.
P420M boiler steel is usually delivered in normalized or thermomechanical rolled state, which can ensure its good mechanical properties and welding properties. P420M boiler steel plate has high yield strength, good toughness, welding performance and corrosion resistance.
GNEE is a pressure vessel steel plate supplier with 16 years of production experience. The products we provide can be customized in size and various processing services according to your final needs. In addition, we can also provide A633A alloy steel plate, S355G3 high strength steel plate and A572GR42 steel plate, etc.
Chemical composition % of P420M boiler steel plate
| C | Si | Mn | Ni | P | S | Mo | V | N | Nb | Ti | Al | - |
| max 0.16 | max 0.5 | max 1.7 | max 0.5 | max 0.025 | max 0.01 | max 0.2 | max 0.1 | max 0.02 | max 0.05 | max 0.05 | max 0.02 | Cr+Cu+Mo < 0.6, V+Nb+Ti < 0.15 |
Mechanical properties of P420M pressure vessel steel sheet
| Rm - Tensile strength (MPa) | 500-660 |
| Nominal thickness (mm): | to 16 | 16 - 40 | 40 - 63 |
| ReH - Minimum yield strength (MPa) | 420 | 400 | 390 |
| KV - Impact energy (J) transverse, | -20° 27 |
0° 40 |
+20° 60 |
| A - Min. elongation at fracture (%) | 19 |
