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P690QH 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
P690QH steel standard : EN10028-6, ISO 9328-6
P690QH steel grade No. : 1.8880
P690QH steel plate application thickness: Not more than 200mm
P690QH steel plate usually delivery condition: +QT(Quenched and tempered),

P690QH 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
P690QH 1.8880 0.20 0.80 1.70 0.025 0.010 0.015 0.005 1.50 0.70 0.30 0.06 2.50 0.05 0.12 0.15

P690QH 1.8880 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 690 770-940 14 - - 27 40 60
50<t≤100 670
100<t≤200 630 720-900

JOIN-WIN STEEL keeps enough quantity P690QH 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,
P355QH 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,
P690QL1 pressure vessel and boiler steel plates,
P690QL2 pressure vessel and boiler steel plates

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