LR Grade B bulb flat steel is common strength shipbuilding bulb flat.LR Grade B shipbuilding bulb flat is mainly used in shipbuilding and bridge-building field.In morden shipbuilding industry,the main hull of larger vessels and formal ships are constructed by these shipbuilding bulb flats LR B.Bulb flat build the ship bones and then use the shipbuilding steel plates to fill in the bones with the same thickness.Some shipyards use the angle steels to build ship bones also,such as Unequal led and unequal thickness angle steel,Unequal Angle steel(Unequal-leg angle steel) or Equal angle steel.

For LR Grade B bulb flat,our rolling range as follows:

Thickness:5mm-20mm
Width:80mm-430mm
Length:4000mm-14000mm
Size:80*5-430*20mm

Normal length in our stock is 6000mm,9000mm and 12000mm.
For this steel grade B,we also offer ABS Grade B bulb flat steel,BV Grade B bulb flat steel,DNV Grade B bulb flat steel,GL Grade B bulb flat steel,NK Grade B bulb flat steel,KR Grade B bulb flat steel,RINA Grade B bulb flat steel,CCS Grade B bulb flat steel.

Chemical composition of Heat analysis for Shipbuilding bulb flat LR Grade B (Max %):