RINA AH40 shipbuilding steel plate

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10-May-2024

The RINA AH40 shipbuilding steel plates have yield strength of 390Mpa, and ultimate tensile strength of 510-650Mpa. All RINA AH40 shipbuilding steel plates are standard hot rolled carbon steels. All of these steels have been engineered to be optimal long-lived shipbuilding steels. Higher-strength RINA shipbuilding steel comes in 12 grades of 3 strengths, RINA AH40 shipbuilding steel plate is one of the grades.

The application of RINA AH40 shipbuilding steel plate

RINA 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.

RINA AH40 shipbuilding steel plate Chemical Composition

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

RINA AH40 shipbuilding steel plate Mechanical Properties

Grade	Thickness(mm)	MinYield(Mpa)	Tensile(Mpa)	Elongation (%)	Min Impact Energy
RINA 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 RINA AH40 shipbuilding steel plate

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

Notes: coil thickness ≤ 25mm
RINA AH40 shipbuilding steel plate is a kind of high tensile strength shipbuilding steel. KUNFENG supply RINA AH40 shipbuilding steel plate for many years. Welcome to contact KUNFENG if you are looking for the suppliers of RINA AH40 shipbuilding steel plate.