Any steel that has not been coated. Typically, black plate has gone through Tandem mill (cold-rolled). This term also defines a product, an uncoated material in tin plate gauges. 128 lb. (.0141 inch) and lighter tin mill product that has not received any additional metallic coating during production. A low carbon cold reduced steel intended for use in the uncoated state or for coating with tin and chromium.
- Black Plate