/members-area/b/blog/posts/h13-tool-steel-1-2344-skd61-properties-heat-treatment-and-applicationsMeta description: H13 tool steel explained: 1.2344 and SKD61 equivalents, chemical composition, hot hardness, heat treatment steps, ESR grades and die casting applications. H13 tool steel sits at the center of hot work toolin...en-USTelligent Community 12