LR DH40 shipbuilding steel plate

LR DH40

LR DH40 steel is a kind of high tensile strength marine steel. All of these steels have been engineered to be optimal long-lived shipbuilding steels.LR DH40 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. All the LR DH40 shipbuilding Steel offered by JoinWin Industry can be certificated by JoinWin as per customer's request.

Key words: LR DH40 shipbuilding steel, LR DH40 Ocean steel, LR DH40 Marine steel,LR DH40 offshore engineering steel. LR/DH40 shipbuilding steel, LR/DH40 Ocean steel

LR DH40, LR/DH40 LR DH40 Z15, LR DH40 Z25,LR DH40 Z35

chemical composition in shipbuilding steel plate, angle steel bar, bulb flat bar, L section steel bar

Grade	C max	Si max	Mn	P max	S max	Als min	Ti max	Cu max	Cr max	Ni max	Mo max	Nb	V	N max
DH40	0.18	0.50	0.90-1.60	0.035	0.035	0.015	0.02	0.35	0.20	0.40	0.08	0.02-0.05	0.05-0.10

Note: Generally speaking CE will be≤ 0.40%. If the delivery condition is TMPC, the CE will be :≤ 0.36% (thickness≤ 50mm),≤0.38%( when the thickness >50-100).

Ceq% =(C+Mn)/6+(Cr+Mo+V)/5+(Ni+Cu)/15.

LR DH40, LR/DH40 LR DH40 Z15, LR DH40 Z25,LR DH40 Z35

Mechanical Property in shipbuilding steel plate, angle steel bar, bulb flat bar, L section steel bar

Grade	Rm (MPa)	Re(MPa) min	A% min	Akv/J min
				E.T °C	Thickness (mm)
					≤ 50		>50-70		>70-100
					L	C	L	C	L	C
LR/DH40	510-660	390	20	-20	41	27	-	-	-	-

LR DH40, LR/DH40 LR DH40 Z15, LR DH40 Z25,LR DH40 Z35

shipbuilding steel plate, angle steel bar, bulb flat bar, L section steel bar delivery condition :

Grade	Fine grains elements	category	The thickness of steel
			≤ 12	>12.5-20	>20-25	>25-35	>35-50	>50-100
DH40	any	Plate/sheet	A(50)	N(50),CR(50),TM(50)				-

JW steel keeps more than 10,000 tons hot rolled and cold rolled LR DH40, LR/DH40 shipbuilding steel in stock each month. We can meet our customer’s any quantity request. Based on these stock source, our advantage industry spread into steel process like : cutting ( any size and any shape ) drilling, welding, milling, machining and steel structure.

Mail box: vivian@steel-jw.com

Skype: vivian.qiu16

Website: www.steel-jw.com

Tel 86, 371, 63332179