Being on the lookout for a reputable supplier of stainless steel in Louisville is very important to avoid getting swindled. One industry secret is that some unscrupulous suppliers swap stainless steel for aluminum. The reason for this is that stainless still is much more expensive, therefore increasing their profit margins. Such unscrupulous dealers rely on your not being able to tell the difference between the two metals. To avoid this kind of scenario, it is always a good idea to perform a few simple tests to ensure that you are getting exactly what you are paying for.