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P460NH steel plate,P460NH steel plate specification

P460NH steel

P460NH steel plate under EN 10028-3 standard, it is a kind of high yield boiler steel. P460NH is steel for pressure purposes (P) with minimum yield strength of 460 MPa (460) which has specified elevated temperature properties (NH).

P460NH steel plate specification:

Steel Grade:P460NH Steel Standard: EN10028-3

Thickness: 8–30 mm, Width: Up to 3 metres wide, Length: Up to 12 metres Long

P460NH steel chemical requirements:

(cast analysis, % by mass, maximum permitted unless indicated otherwise)

C	Si	Mn	P	S	Altotal	N	Cr
0.20	0.60	1.10-1.70	0.025	0.015	0.020 min	0.025	0.30
Cu	Mo	Nb	Ni	Ti	V	Nb+Ti+V
0.70	0.10	0.05	0.80	0.03	0.20	0.22

P460NH steel tensile requirements:

Product Thickness	Yield Strength MPa	Tensile Strength MPa	Elongation A%
up to 16 mm	460 min	570 to 730	17 min
16 to 40 mm	445 min	570 to 720	17 min
over 40 to 60 mm	430 min	570 to 720	17 min
over 60 to 100 mm	400 min	540 to 710	17 min

P460NH steel impact energy values for the normalised condition:

	-20 OC	0 OC	+20 OC
Transverse	30 J min	40 J min	50 J min
Longitudinal	45 J min	65 J min	75 J min

P460NH steel main application:

P460NH steel is widely used in manufacturing plants, general construction and all kinds of engineering machinery, such as mining and all kinds of engineering construction in the drill, excavator, electric wheel dump truck, mine car, excavators, loaders, bulldozers, cranes, hydraulic support in coal mine and other mechanical equipment and other structures.

P460NH steel heat treatment: Hot Rolled, CR, Normalized, Quenched, Tempering, TMCP, Electroslag Remelting Technology, etc.

P460NH steel services: Cutting, Painting, Pretreatment, and The third party inspection in DNV, BV, LR, ABS, SGS ,etc and others in super thick ship steel plate.

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