DNV AH40 shipbuilding steel plate

DNV AH40 shipbuilding steel plate is a kind of  high tensile strength shipbuilding steel. AllDNV AH40 shipbuilding steel plate are standard hot rolled carbon steels. All of these steels have been engineered to be optimal long-lived shipbuilding steels. Higher-strength DNV shipbuilding steel comes in 12 grades of 3 strengths, DNV AH40 shipbuilding steel plate is one of the grades.

The application of DNV AH40 shipbuilding steel plate

DNV 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.

DNV AH40 shipbuilding steel plate Chemical Composition

Grade	C %	Si %	Mn %	P %	S %	V %	AL %	Cr %
DNV 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

DNV AH40 shipbuilding steel plate Mechanical Properties   

Grade	Thickness(mm)	MinYield(Mpa)	Tensile(Mpa)	Elongation (%)	Min Impact Energy
DNV 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

Rolling Size of DNV AH40 shipbuilding steel plate

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

Notes: coil thickness ≤ 25mm
KUNFENG supply DNV AH40 shipbuilding steel plate for many years history. We have warehouse in shanghai,qingdao and zhengzhou. Some stock can meet the urget need of clients. DNV AH40 shipbuilding steel plate can be produced accoring to some special request. Welcome to conatct KUNFENG if you are looking for the suppliers of DNV AH40 shipbuilding steel plate.