Z Inthispaperthedietechnologywasevaluatedfromthefollowingfiveaspects:fundamentalfactorsinfluencingservicelifeofdies,serviceconditions,failuremodelsofdiesandpropertyrequirementtodiesteels,evaluationonmechanicalpropertyparametersofdiesteels,developmentandselectionofdiesteels,heattreatmentandtechnologyoptimizationofdies.
从５个方面评述了模具技术：①影响模具使用寿命的基本因素；②模具的服役条件、失效方式及对模具用钢的性能要求；③模具钢力学性能指标的评述；④模具钢的发展与选用；⑤模具的热处理与工艺优化。
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