Brand / model: abrasive steel Germany Sa Site c si cr mn mo v V 0.40 1.0 5.2 0.4 1.3 1.0 2344 fine organization, good toughness and ductility, excellent machinability polishing, can resist temperatures of fusion and thermal stress fatigue after heat treatment dimensionally stable distortion, excellent red hardness of steel .2344 for general metal casting, extrusion mold, the lower mold complex mode. pa, pom, ps, pe, ep plastic mold. Type of steel: hot work die steel. Steel Features: Good toughness and ductility, dimensional stability is not easy deformation, high toughness hot mold steel, wear resistant, particularly good. For aluminum, zinc alloy die-casting mold. Factory state: hb220 (Soft annealed hb 225 or less