... ,Extruded aluminumzinc alloy die-casting mold, forging mold. We can offer H13, 1.2344, 8407, SKD61, 4Cr5MoSiV1, 8407. They are free to ... 52-55. Product detailed description: Hot-work steel H13,DIN 1.2344, SKD61,8407,4Cr5MoSiV1 --excellent toughness and good resistance to ... fatigue. Below are some properties for your easy reference only:1.Hot working steel with dry hardening. 2.Excellent toughness. 3 ...