an alloy coating made of lead and tin (or, more recently, zinc and tin) and used to cover steel.
the report of ira ayer, special agent of the treasury department, shows that at the date of september 30, 1892, there were 32 companies manufacturing tin and terne plate in the united states and 14 companies building new works for such manufacture. the estimated investment in buildings and plants at the close of the fiscal year june 30, 1893, if existing conditions were to be continued, was $5,000,000 and the estimated rate of production 200,000,000 pounds per annum. the actual production for the quarter ending september 30, 1892, was 10,952,725 pounds. infoplease.com