Section 09 Wood and articles of wood; wood charcoal; cork and articles of cork; manufactures of straw, of esparto or of other plaiting materials; basketware and wickerwork 44 Wood and articles of wood; wood charcoal 44 18 Builders' joinery and carpentry of wood incl. cellular wood panels etc 44 18 83 I beams 44 18 83 00 I beams Commodity Code Description 44 18 83 00 000 I beams