SPANISH COMMERCIAL CODE Title II CRAFT AND APPLIANCES NAVAL SHIP PROPERTY § 1. Of ships and naval Article 826. Nave is the whole main building, designed to sail, regardless of their class and size.  Naval craft is anyone who, not being built for sailing, water plays in the functions of complementary or supporting the maritime, river or lake or resource extraction, such as docks, cranes, fixed or floating rafts or like. Not included in this concept the port works but is admitted to the water. Article 827. The concept includes both the ship hull and the machinery and fixed or movable property that complement it. Does not include weapons, victuals, or freight incurred. Article 828. The ship is a chattel, subject to the rules set out in this book and other special laws. Failing that, the provisions of common law on the property. Article 829. The ship retains its identity, even if the materials that are or are successively changed his name....