Tag Archives: Learning4M.com

​Made it to the “Top 5 in 365” list at TheFabricator.com!

Posted on December 18, 2018 by

The “Top 5 in 365” list of the five most-popular stamping related articles on http://www.thefabricator.com is out, and 4M is on it! From Bill Frahm’s article, Statistics and Probability for Better Decisions in Manufacturing, “If you manage the manufacture of high-volume … Continue reading →

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Hardness Testing: Rockwell / Brinell / Vickers Scales and Applicability to Stamped Sheet Steel Parts

Posted on June 26, 2012 by

You’ve probably noticed that hardness is sometimes reported on your sheet metal certs (and if you see it, you are likely paying for it, probably a few dollars a ton). If you are using mild steel that’s about 1.5 mm … Continue reading →

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