LR Grade A620,LR A620

Ship plate also named as shipbuilding plate,shipbuilding steel plate,marine plate and ship steel plate.LR A620 shipbuilding steel plate is an extra high strength ship plate which owned the minimum yield strength at 620 Mpa.When rolling steel plate LR Grade A620,Quenched and tempered is Ok for these shipbuilding steel plates and sheets.

Technical Requirements & Additional Services for LR A620 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 A620 shipbuilding structual steel:

Yield strength (≥Mpa)	Tensile strength (Mpa)	Impacting test
620	720-890
		0 Centigrade

►Chemical composition for LR Grade A620 ship steel (Heat Analysis Max%)

Main chemical elements composition of LR Grade A620
C	Si	Mn	P	S	N
0.21	0.55	1.70	0.035	0.035	0.02