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i am wanting to find out if it is perferable to weld one long seam from bow to stern or two boat length welds on both chines. ( so as to have a solid center for a boat bottom) which is better from a stress standpoint? the aluminum will be 3/16 5086 or 1/8. not sure yet. boat is 19' thank...

I have a old 19' aluminum boat made of 6061 alloy. This is a heat treatable alloy unlike 5052 or 5061. I want to push out dents the best way possible. One thing that confuses me is that i have read that applying heat to the aluminum will ruin the strength of the metal. --- but if it's heat...

I have read that unlike metals need a barrier between them to prevent corosion. Aluminum hardware is most likely a different alloy then the boat. That being the case is one metal any more desireable ( aluminum vs stainless) or is it always better to use any aluminum whenever possible? -----...

i plan on stripping a aluminum boat but won't paint it for quite a while. what should i do to keep oxidation from forming on bare aluminum? thanks bill11