Source: Detroit News
quote: The reason why aluminum doesnt rust as fast is because aluminumoxide molecules are about the same size as aluminum, where as ironoxide is much bigger. When ironoxide forms in a crevice or crack it can often make it bigger allowing more water to seep inside nd the process begins anew, Thats why you see rusted steel take on a flaky apearance when the rust becomes severe where as aluminum just looks like its dirty.
quote: The frame on the F150 is still steel. Cant change that as aluminum cant handle the required load and stress. The body is what is mostly aluminum.
quote: Trailers, sure aluminum frame is fine. In the actual truck frame? No!
quote: Semi's with Aluminum rails have their advantages/disadvantages. The weight savings are pretty good
quote: Freightliner Cascadia, which is the Toyota Corolla of over-the-road trucking.