PT550Q steel Plate

Product: Hot rolled weldable fine grain Quenched and tempered(Q&T) steels plates (flat products) used for pressure vessel and boiler equipment
PT550Q steel standard :ISO 9328-6
PT550Q steel plate application thickness: 6-150mm
PT550Q steel plate usually delivery condition: +QT(Quenched and tempered),

PT550Q pressure vessel steel chemical composition %

Grade	C max	Si max	Mn max	P max	S max	Al min	B max	Cr max	Cu max	Mo max	Nb max	Ni max	Ti max	V max
PT550Q	0.18	0.75	1.60	0.030	0.030	0.020	0.005	0.30	0.40	0.50	0.05	0.50	0.03	0.08

PT550Q pressure vessel steel Mechanical properties

Plate Thickness(mm)	Usual delivery condition	Yield strength R_eHMPa min	Tensile strength Rm MPa	Elongation A% min	Impact Energy KV₂J min at a temperature in °C of
					-60	-10	0
6<t≤50	+QT	410	550-670	16	-	47	-
50<t≤100		390
100<t≤150		370

JOIN-WIN STEEL keeps enough quantity PT550Q 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 ISO 9328-6:
PT490QL2 pressure vessel and boiler steel plates,
PT490Q pressure vessel and boiler steel plates,
PT440QL2 pressure vessel and boiler steel plates,
PT490QH pressure vessel and boiler steel plates,
PT520Q pressure vessel and boiler steel plates,
PT520QH pressure vessel and boiler steel plates,
PT520QL2 pressure vessel and boiler steel plates,
PT550QH pressure vessel and boiler steel plates,
PT550QL2 pressure vessel and boiler steel plates,
PT570Q pressure vessel and boiler steel plates,
PT570QH pressure vessel and boiler steel plates,
PT610Q pressure vessel and boiler steel plates,
PT610QH pressure vessel and boiler steel plates

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PT550Q steel Plate

PT550Q pressure vessel steel chemical composition %