Home Metal Reference Guide Metal Reference Guide The Metal Supermarkets Metal Reference Guide is a comprehensive catalog of metals that we stock at our stores and sell online. It also includes technical information that may be of assistance when you are determining what type of material is best suited for the job at hand.* You can check out the full Metal Reference Guide for FREE using one of the links below: View Online Version Download Offline (PDF) Version Of course, if you need help finding the right metal for your job, you can contact a store near you to speak to a knowledgeable Metal Supermarkets team member. *The information in the Metal Reference Guide has been compiled from credible sources such as trade associations, metal producers and technical societies. That said, we make no representation or warrant that the information is accurate. Individual mill practices, manufacturing processes and technological changes may result in variances in the properties and characteristics of materials and should be considered accordingly. See the Metal Reference Guide for full details.