An alloy usually containing two or more of the following elements: tin, copper, lead, antimony and bismuth. The color depends on whether lead or tin predominates. The more tin the whiter the color.
pot metal"; alloy of lead and tin, often used for casting cheaper medals and trinkets in the 19th century
This mark is found on English sadware (Britannia Metal) including pieces exported to America. Designates lead-free pewter containing antimony, i.e., a high quality alloy.
Any combination of alloys of nonprecious metals such as lead and tin. Also called "Pot Metal".
A silvertone alloy of tin, cadmium, lead and zinc, also known as base metal or pot metal.
Used for the manufacture of bearings; material composed of various alloys of tin with antimony and copper. Friction and metal-to-metal contact is avoided by a film of lubricating oil on the surface and between the bearings, it is also referred to as Babbitt metal.
The white metals are any of several light-colored alloys used as a base for plated silverware, ornaments or novelties, as well as any of several lead-base or tin-base alloys used for things like bearings, jewellery, miniature figures, fusible plugs, some medals and metal type.