Stainless Steel Roof Screws In Aluminum Boat

An example of the safe use of stainless steel fasteners with aluminum would be where stainless steel bolts are used to secure aluminum roadway parapet guards.

Stainless steel roof screws in aluminum boat.

Despite the dissimilar metals and risk of corrosion stainless steel screws are the recommended fastener for aluminum panels. As is the case with carbon steel screws a plated stainless steel screw is less likely to corrode aluminum. Is there anyone out there who might be able to advise me as to what is the effects of using stainless steel or galvanised screws zinc coated onto an aluminium boat hull in regards to electrolysis. However the dissimilar nature of these two metals puts them at risk of getting corroded resulting in their destruction altogether.

When assembling aluminum panels you want to use the strongest fasteners possible to ensure that your project holds together in high winds and winter weather. It is no doubt that stainless steel screws are the best when it comes to holding together materials such as aluminum sheets so that when faced with a variety of elements they do not break open. Fisheries supply offers a variety of boat rail fittings and stainless steel tubing to create exactly what you need from trusted brands like sea dog line taco accon and taylor made. In this case the surface area of the aluminum is so large relative to the surface area of the stainless steel bolts that there is a very low risk of major corrosion.

However stainless steel is reactive with aluminum and when a stainless steel screw is in contact with an aluminum base metal the aluminum is likely to corrode. I don t want to end up with holes in the hull like i have been told lead sinkers sinkers can do. Aluminum if left on. Crafts man 150 pcs canvas snap kit tool metal screws snaps marine grade 3 8 socket stainless steel boat canvas snaps with 2 pcs setting tool for boat cover furniture 150 pcs 4 5 out of 5 stars 525.

This weakened aluminum causes it to deteriorate at a much faster rate. Shop for all your boat railing parts today and save. Screws treated with a high quality coating consisting of zinc and aluminum. Get it as soon as thu sep 17.

This can lead to an extended life of the stainless steel. Save 5 more with subscribe save.