Specmar inc (previously specialty marine contractors) is an aluminum boat design and lofting company. we have a large product line including aluminum drift boats, aluminum monohull boats, aluminum catamarans, aluminum special purpose boats, aluminum ribs (rigid-hull inflatable boats), aluminum landing craft, and various styles of aluminum work. The aluminum hull should never be used as a current carrying path (that is the negative return path on dc systems) in addition to the risks of metal corrosion (very small risk on aluminum) galvanic corrosion, (that's what the anodes are for, as well as galvanic isolation) there is the risk of stray current corrosion.. All american marine builds high quality aluminum boats. learn more about the design advantage of all amercian marine's vessels. our products include aluminum cruise boats, catamarans, passenger ferries, research vessels, work boats, and more..
One can build good aluminum boats in sizes even smaller than that, as is evidenced among my small pram designs. on cost. the aluminum to build a bare hull costs just under twice as much as the mild steel to build the same design. but aluminum is faster to work with, so the savings in labor helps even the score.. Kindly in need of a basic aluminium hull weight calculations. for rough design purposes.. Which is better, steel boat hulls or aluminium boat hulls? this is a difficult question to answer definitivly, as the choice of aluminium vs. steel completely depends on the design of the boat and what it is largely used for..
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