GL A40,GL Grade A40 shipbuilding steel plate

Posted:2015-11-30 03:49:08

GL A40 is a kind of shipbuilding steel.GL A40 with good toughness properties,higher strength and can be used in ship's hull structure.we are specialized in supplying GL high strength steel plate in GL Grade AH40.GL A40 shipbuilding steel plates or marine steel plates are used in manafacturing hull ,maritime oil extraction drilling platform,platform tube junction and other strctural components.

chemical composition in GL Grade A40 shipbuilding steel plate

Grade

C max

Si max

P max

S max

Als min

Ti max

Cu max

max

AH40

0.18

0.50

0.90-1.60

0.035

0.015

0.02

0.35

0.20

0.40

0.08

0.02-0.05

0.05-0.10

Mechanical Property in GL Grade A40 shipbuilding steel plate

GL-A40 high strength property in tempering and quenching
Grade		Mechanical Property			Charpy V Impact Test
Grade	Thickness	Yield	Tensile	Elongation	Degree	Energy 1	Energy 2
GL-A40	mm	Min Mpa	Mpa	Min %	0	J	J
	t≤50	390	510-660	20%		27	41
	50＜t≤70	390	510-660	20%		31	46
	70＜t≤100	390	510-660	20%		37	55
Note: Energy 1 is transverse impact test, Energy 2 is longitudinal

Equivalent steel grade of GL-A40

Equivalent steel grade of GL-A40
DNV	GL	LR	BV	CCS	NK	KR	RINA
NV A40	GL-A40	LR/AH40	BV/AH40	CCS/A40	K A40	R A40	RI/A40

We also have a high quality logistics team who make sure the fast delivery time and shipment.If you need more stock steel plates in shipbuilding steel plate or Any request for GL Grade A40 Shipbuilding Steel Plate,please contact us by email [email protected] will do our best to help you and give you the best service!

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