Steel for Boilers and Pressure Vessels P275NL2

P275NL2 steel under EN10028-3 standard, P275NL2 steel is a normalized, weldable fine grain steels for pressure purposed. The dimensions and tolerance on dimensions should be according to EN 10028-3.
P275NL2 steel specifications:
Thickness: 8-150mm
Width:1500-4200mm
Length:4000-18000mm
Steel standard: EN 10028,DIN 17155,ASME,ASTM,JIS,GB713,GB3531.

P275NL2 Chemical Composition
Grade	The Element Max (%)
Grade	C	Si	Mn	P	S	Al(min)	N
P275NL2	0.16	0.40	0.5-1.40	0.025	0.015		0.02
	Cr	Cu	Mo	Nb	Ni	Ti	V
	0.30	0.30	0.08	0.005	0.50	0.03	0.05

P275NL2 Mechanical Property:

Grade		P275NL2 Mechanical Property
Grade	Thickness	Yield	Tensile	Elongation	Impact Energy(KV J) min
P275NL2	mm	Min Mpa	Mpa	Min %	-20°	0°	+20°
	≤ 16	275	390-510	24	65	90	100
	16> to ≤35	275	390-510	24	65	90	100
	35> to ≤50	265	390-510	24	65	90	100
	50> to ≤70	255	390-510	24	65	90	100
	70> to ≤100	235	370-490	23	65	90	100
	100> to ≤150	235	350-470	23	65	90	100

P275NL2 steel heat treatment: Hot Rolled, CR, Normalized, Quenched, Tempering, TMCP, Electroslag Remelting Technical, HIC test.
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