In the course of quenching, the steel oxidizes, which helps to kind distinct oxide layers of various thickness in dynamic shades such as brown, inexperienced, yellow, blue, and also magenta. The surface hardness this process establishes within our colour-hardened elements reaches normally 45–55 HRC. The colorful surface also encompasses a https://johnnyfdwql.isblog.net/this-article-is-under-review-39206979