Steel Millsupgradingrnrail Quality

摘要

Rail is a fundamental-and very expensive-asset for any railroad. Three U.S.-based steelmakers are improving the quality of their product to reduce flaws and generally increase service life.rn"Beginning in 2007, ArcelorMittalrnSteelton embarked on a $10-million capital plan to improve rail quality specifically aimed at the Class 1 railroads," said Dave Wirick, ArcelorMittal Steelton general manager. "We invested in three projects: the installation of electromagnetic stirring at the bloom caster, improvements to our head-hardening process and purchase of arnNewage Rockwell tester to confirm hardness results with speed and accuracy.