A Steel Dynamics worker watches over the automated zinc dipping process, where raw steel is galvanized. At left, a treated coil is rolled out and painted beige for use in construction. (Annie Ropeik/IPB News)
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A Steel Dynamics worker watches over the automated zinc dipping process, where raw steel is galvanized. At left, a treated coil is rolled out and painted beige for use in construction. (Annie Ropeik/IPB News) |
A Steel Dynamics worker watches over the automated zinc dipping process, where raw steel is galvanized. (Annie Ropeik/IPB News)
A treated coil is rolled out and painted beige for use in construction. (Annie Ropeik/IPB News)