Danny Schaeffler has spent his 30-year career focusing on materials selection for sheet metal product applications, stamping tooling buyoff, hands-on formability analyses, and manufacturing process improvement. He is the founder and president of Engineering Quality Solutions, and is passionate about training new and experienced employees at manufacturing companies about how sheet metal properties impact their forming success. Schaeffler wrote PMA's MetalForming magazine column, The Science of Forming, for four years, and now writes the Metal Matters monthly column. Through his other company, 4M Partners, Schaeffler wrote and published “Sheet Metal Forming—Engineering and Business Management.' Schaeffler serves on the SAE International Metals Technical Committee responsible for specifications, and is past president of the North American Deep Drawing Research Group. Danny is the Metallurgy and Forming Technical Editor of the WorldAutoSteel Advanced High Strength Steel Application Guidelines.
Brinell, Rockwell and Vickers Hardness Testing: Use and...