Mechanical Designer(Catia V5)
BIW-Body in WhiternIn the automotive industry BIW (Body in White) is the common term used to mention the car sheet metal welded structure (body shell),In today situation, automotive BIW is made of steel (various steel grade material -DP, DD, HDP etc) as well as made of aluminium (AUDI A8).
Sub assemblies like Underbody, Bodyside Left Hand Side/Right Hand Side, Front End , Roof etc get welded together by various metal joining process e.g. resistance spot welding, Laser welding, MIG welding to make welded metal shell (Without Door, Trunklid (tailgate), Fender, Bonnet Center) called Body in White.
Shell before going to paint-shop is called Body in White.rnBIW joinery decides the exterior and interior look of any car.rnAll the Interior Parts(Commonly used in Automotive) e.g Dashboard, Trim (Door Trim, Pillar Trims, Roof liner, Seats are mounted on the BIW shell with the help of various brackets or nuts mounted on the BIW,Exterior (Commonly used in car industry) components e.g. Front Bumper, Rear Bumper, Fender LH/RH, Side Mirrors are mounted on the BIW shell with the help of various brackets or mounting systems on the BIW,In car industry outer look defines the style. BIW sheet metal part shell defines the your style.