Because stainless steel is stronger than aluminum , it is safe to use stainless steel screws as fasteners. Ruth de Jauregui With degrees in heremercial art and Spanish, Ruth de Jauregui is an old-school graphic artist, book designer and published author. How to Safely Use Stainless Steel Screws in Aluminum It is no doubt that stainless steel screws are the best herees to holding together materials such as aluminum sheets so that when faced with a variety of elements they do not break open. Galvanic corrosion issues: aluminum and stainless steel . A discussion started in 2004 but continuing through 2018. 2004. Q. I have an application were I have a 1/4 thick plate of aluminum in direct contact with a sheet of 304 Stainless Steel .

Nov 06, 2004 Use stainless Heli-Coils with stainless fasteners in aluminum . Aluminum hates the fine thread series, always Heli-Coil those threads. Never use self locking Heli-Coils or any other self locking inserts or clinch nuts with stainless steel threaded fasteners. If the bolts don't gall and snap off going in, they will hereing out. Architecture and Construction Automotive and Transportation Medical Energy and Heavy Industries Food and Catering Stainless steel first came to prominence in construction during the art-deco period. Famously, the upper portion of the Chrysler Building was constructed from stainless steel.Due to its strength, flexibility and resistance to corrosion, stainless steel heremonly used in modern construction. It is used in the exterior cladding for large high impact buildings and can be seen in the interiors too in the form of handrails, counter tops, backsplashes and more.Stainless steel is easily welded. See more here Author: Metal Supermarkets Bimetallic (galvanic) corrosion risks from contact with . https://here.uk/topics.php?article=89 Bimetallic ( galvanic) corrosion risks from contact with galvanised steel or aluminium . An example of the safe use of stainless steel and aluminium together is where stainless steel fasteners and hold down bolts are used to secure aluminium roadway or bridge parapet guards. Stainless steel is an alloy of carbon steel that is, itself, resistant to 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.

However if stainless steel fasteners are used to assemble aluminum sheets, galvanic corrosion will be much slower because the galvanic current density on the aluminum surface will be …