Make sure to find out the grade of aluminum used in your boat s hull says jay perrotta co owner and president of custom aluminum boatbuilder rock.
Aluminum sheet metal boat hull.
5052 h32 5052 h34 5083 h321 5086 h32 5086.
So we are welding the aluminum tender boat from scratch using.
In 1895 for example nat herreshoff designed and constructed a radical 123 foot composite metal sloop defender to defend the america s cup she was built of aluminum bronze and steel and within six years was so debilitated by galvanic corrosion she had.
In 1993 we were one of the first companies to offer cnc kits publicly and in doing so we helped establish an industry.
But for the welded aluminum boat the choices narrow down to the so called marine alloys in the 5000 and 6000 series the latter typically being extrusions.
We often get asked which alloy to use and the answer is it depends.
Finally some sparks i heavily modifies my pro pulse 200 and installed a push pull gun on it.
There are three alloys that we generally recommend for hull plating and frames.
The application range of thick plate medium plate thin plate strip aluminum alloy tread plate pipe bar profile forged aluminum alloy is more and more wide and the hull lightweight development is rapid.
The plate aluminum boats we re focusing on in the 20 to 40 foot range might have hull plating from 3 16 to 1 4 inch thick about twice as thick as the smaller boats just mentioned.
Metal has been used to build ships for about 160 years and very large metal yachts were being built as early as the late 19th century.
Like a house with a strong foundation a well built boat starts with a hull.
In recent years marine grade aluminium sheet for boat building have attracted increasing interest.
We offer premium quality stock boat kits in aluminum alloy and steel.
A guide to marine grade aluminum here s a handy comparison chart of marine grade aluminum alloys.
Yet even within these series there are still many alternatives.