1.2344 / skd61 / h13 / X40CrMoV5-1 special alloys

宝钢H13，H13材料，H13模具钢，H13热作钢，H13电渣，上钢五厂H13，H13圆钢，H13板材，国产优质H13，上海H13，H13模块 Specifications1.2344 / skd61 / h13 / X40CrMoV5-1 special alloy steel Huangshi top 10 steel company 9 years of industry experience ISO9001 1.2344 / skd61 / h13 / X40CrMoV5-1 special alloy steel Equivalent grades GB DIN AISI JIS 4Cr5MoSiV1 1.2344 H13 SKD61 X40CrMoV5 Chemical composition C Si Mn Cr P S Mo V 0.30-0.40 0.80-1.20 0.20-0.40 4.75-5.50 0.03MAX 0.03MAX 1.25-1.75 0.80-1.20 Available size Round Bar Diameter Length 10-380mm 2000-5800mm Flat Bar Thickness Width Length 12-500mm 60-900mm 2000-5800mm Surface condition Black surface/ milled Annealed hardness HB230MAX Characteristics High hot wear resistance good toughness, resistance to abrasion good thermal conductivity high red hardness good resistance to heat cracking Applications Hot forming tools Hot forging dies Pressure casting tools Hot shear knives Tools for plastic industry Hot punches and dies for blanking Hot extrusion dies for aluminium inserts and nozzles for aluminium tin and lead die casting Heat Treatment Annealing: 750-800°C Hardness after annealing: Max. 205HB Stress relleving : 600-650°C Hot forming : 1100-900°C Hardening :1020-1080°C Quenching media: Oil, Salt bath (500-550°C),Air Hardness after quenching: 52-56 HRC Oil,Salt bath 50-54 HRC Air Hardness after tempering: 400°C 500°C 550°C 600°C 54HRC 55HRC 54HRC 50HRC Mechanical properties Density: at 20 °C7,80 kg/dm3 Thermal Conductivity : at 20 °C25,0 W/(m/k) Thermal expansion between: 20 °Cand…°C , 10-6mm/(mk) 100°C 200°C 300°C 400°C 500°C 11,5 12,0 12,2 12,5 12,9