Most U.S. steel is made in massive, slow-acting, open-hearth furnaces. Last week U.S. Steel Corp. announced tests of a new type of furnace which makes the same kinds of steel a great deal faster. Open ...
Cooler temperatures aren't here yet, but it's worth researching ahead of time if you're in need of a furnace upgrade. Fortunately, the market these days is flooded with options. To pick the right one ...
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