NK AH40 shipbuilding steel plate

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10-May-2024

The NK AH40 shipbuilding steel plates have yield strength of Min 390Mpa, and ultimate tensile strength of 510-650Mpa.NK AH40 shipbuilding steel plates are standard hot rolled carbon steels. All of these steels have been engineered to be optimal long-lived shipbuilding steels.

The application of NK AH40 shipbuilding steel plate

NK AH40 Shipbuilding steel plates are mainly used for making the offshore oil drilling platform, the hull of ship building and ship repairing, the platform pipe joints and other components.

NK AH40 shipbuilding steel plate Chemical Composition

Grade	C %	Si %	Mn %	P %	S %	V %	AL %	Cr %
NK Grade AH40	0.180	0.1-0.5	0.90-1.6	0.035	0.035	0.05-0.10	0.015	0.200
	Cu %	Mo %	Nb %	Ni %	Ti %
	0.350	0.080	0.02-0.05	0.400	0.020

NK AH40 shipbuilding steel plate Mechanical Properties

Grade	Thickness(mm)	MinYield(Mpa)	Tensile(Mpa)	Elongation (%)	Min Impact Energy
NK Grade AH40	8mm-50mm	Min 390Mpa	510-650Mpa	20%	0	34J
	51mm-70mm	Min390Mpa	510-650Mpa	20%	0	41J
	71mm-100mm	Min 390Mpa	510-650Mpa	20%	0	50J
The min impact energy is longitudinal energy

The rolling size of NK AH40 shipbuilding steel plate

Thickness	3-150mm
Width	1220-4200mm
Length	5000-18000mm

Notes: coil thickness ≤ 25mm
KUNFENG is the supplier of NK AH40 shipbuilding steel plate.KUNFENG has a long story on supplying NK AH40 shipbuilding steel plate. There are more and more buyers of NK AH40 shipbuilding steel plate buy NK AH40 shipbuilding steel plate from KUNFENG every year. Welcome to contcat KUNFENG if you are interested in NK AH40 shipbuilding steel plate KUNFENG supplied.