Typical chemical analysis in %: H13/1.2344 Heat treament data Temperature 800-860íµ Duration 2-5h Cooling furnace Hardness ¿Q235HBS annealing Available size range Round bars Dia 30-450mm Flat bars Thickness 30-400mm Width 30-800mm General fields of application Tools for forging machines,dies,die inserts,extrusion tools,hot Shearing knives and tools for plastics processing. Similar Grade GB 4Cr5MoSiV1 AISI H13 JIS SKD61