LR Grade F420,LR F420

Shipyards use shipbuilding steel plate LR F420 to construct tanks and vessels in ships cause LR F420 ship plate owned the higher yield strength and tensile strength.We owned tens of stock warehouses in port cities in China,there are thousands tons of shipbuilding steel plate and sheet and angles and buld flats in stock which are ready to ship on board.Different thicknesses,width mainly in 2000-2500mm,length mainly in 6000-12000mm for steel plate DNV Grade F420.

Technical Requirements & Additional Services for LR F420 steel plate:
♦ High tension test
♦ Z-Test (Z15,Z25,Z35)
♦ Low temperature impacting test
♦ Ultrasonic test under ASTM A435,A577,A578
♦ Cetificated by ABS,LR,GL,BV,DNV,KR,NK,CCS,RINA
♦ Issued Orginal Mill test certificate under EN 10204 FORMAT 3.1/3.2
♦ Shot blasting and Painting,Cutting and welding as per end user’s demands 

►Mechnical property for LR Grade F420 shipbuilding structual steel:

Yield strength (≥Mpa)	Tensile strength (Mpa)	Impacting test
420	530-680
		-60 Centigrade

►Chemical composition for LR Grade F420 ship steel (Heat Analysis Max%)

Main chemical elements composition of LR Grade F420
C	Si	Mn	P	S	N
0.18	0.55	1.60	0.025	0.025	0.02