Posted on May 28, 2024June 3, 2024 by Dale Phillips Measuring the Breaking Strength of Steel Guitar Strings Measuring the Breaking Strength of Steel Guitar Strings by Mark French Originally published in American Lutherie #151, 2024 Â Steel guitar strings have been available for at least one hundred years, and a large majority of guitars use them. Steel strings changed the design of instruments since they brought higher tension, which required stronger structures. […] This post is only available to members.