P355NH,P 355 NH,EN10028-3 P355NH STEEL PLATE

P355NH,P 355 NH,EN10028-3 P355NH STEEL PLATE
 
Untiedsteel Mill produced Super thickness plate according to EN10028-3
P355NH steel grade is one of grade in En10028-3, which is non alloy and alloy steels with specified elevated temperature properties. P355NH grades are used above all for manufacturing boilers, pressure vessels and pipes transporting hot liquids.
 
 

P355NH Chemical Composition
Grade	The Element Max (%)
	C	Si	Mn	P	S	Al(min)	N
P355NH	0.20	0.50	0.9-1.70	0.03	0.025		0.02
	Cr	Cu	Mo	Nb	Ni	Ti	V
	0.30	0.30	0.08	0.005	0.50	0.03	0.10

Carbon Equivalent: Ceq = 【C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15】%
 

Grade		P355NH Mechanical Property
	Thickness	Yield	Tensilmie	Elongation	Impact Energy(KV J) min
P355NH	mm	Min Mpa	Mpa	Min  %	-20°	0°	+20°
	≤ 16	355	490-630	22	47	55	63
	16> to ≤35	355	490-630	22	47	55	63
	35> to ≤50	345	490-630	22	47	55	63
	50> to ≤70	325	490-630	22	47	55	63
	70> to ≤100	315	470-610	21	47	55	63
	100> to ≤150	295	450-590	21	47	55	63

 

Equivalent steel grade of P355NH
Europe	Belgium	Germany	France	Italy	Sweden	India	Japan
		W St E355	A52 AP	Fe510-2-KW	SS 21,07,01

 
 
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