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P355QH steel Plate

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Product: Hot rolled weldable fine grain Quenched and tempered(Q&T) steels plates (flat products) used for pressure vessel and boiler equipment
P355QH steel standard : EN10028-6, ISO 9328-6
P355QH steel grade Material No. : 1.8867
P355QH steel plate application thickness: Not more than 200mm
P355QH steel plate usually delivery condition: +QT(Quenched and tempered),

P355QH pressure vessel steel chemical composition %

Grade Material No. C max Si max Mn max P max S max N min Bmax Cr max Mo max Cumax Nb max Ni max Ti max V max Zr max
P355QH 1.8867 0.16 0.40 1.50 0.025 0.010 0.015 0.005 0.30 0.25 0.30 0.05 0.50 0.03 0.06 0.05

P355QH 1.8867 pressure vessel steel Mechanical properties
Plate Thickness(mm) Usual delivery condition Yield strength ReH MPa min Tensile strength Rm MPa Elongation A% min Impact Energy KV2 J min at a temperature in °C of
-60 -40 -20 0 +20
≤50 +QT 355 490-630 22 - - 27 40 60
50<t≤100 335
100<t≤200 315 450-590


JOIN-WIN STEEL keeps enough quantity P355QH steel in stock each month. We can meet our customer’s further process request like : cutting ( any size and any shape ) drilling, welding, milling, machining and steel structure.

Others steel grades steel plate for pressure vessel and boiler equipment in the standard EN10028-6, ISO 9328-6:
P355Q pressure vessel and boiler steel plates,
P355QL1 pressure vessel and boiler steel plates,
P355QL2 pressure vessel and boiler steel plates,
P460Q pressure vessel and boiler steel plates,
P460QH pressure vessel and boiler steel plates,
P460QL1 pressure vessel and boiler steel plates,
P460QL2 pressure vessel and boiler steel plates,
P500Q pressure vessel and boiler steel plates,
P500QH pressure vessel and boiler steel plates,
P500QL1 pressure vessel and boiler steel plates,
P500QL2 pressure vessel and boiler steel plates,
P690Q pressure vessel and boiler steel plates,
P690QH pressure vessel and boiler steel plates,
P690QL1 pressure vessel and boiler steel plates,
P690QL2 pressure vessel and boiler steel plates

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