To that end, this beginner lesson in heat-treating steel from [Blondihacks] demonstrates why it can be beneficial to trade some of the metal’s toughness for improved hardness and just how to ...

TimesMachine is an exclusive benefit for home delivery and digital subscribers ... Frankfurter Journal relative to a new method of hardening steel in Germany, as follows: View Full Article ...

Home hardening means using fire-resistant building ... concrete or clay tiles and some metal roofing materials. Gaps and ends need to be plugged. Rain gutters: Fire-resistant gutters are made ...

Home hardening means using fire-resistant building materials and landscaping to protect ... includes asphalt fiberglass composition shingles, concrete or clay tiles and some metal roofing materials.