Offer:GL A550|GL D550|GL E550|GL F550|Shipbuilding Steel Plate Main Applications: GL A550|GL D550|GL E550|GL F550|GL D32 is widely used to Ship Project and Ocean Offshore Structural Project. Main Steel Grade : GL A550|GL D550|GL E550|GL F550|Marine steel plate|Ship-steel-plate. Steel Standard : GL Rules or ABS,DNV,GL,BV,RINA,KR,NK. Rolling Size : Thickness*Width*Length 3-200mm*1220-4200mm*5000-18000mm