气门热精锻模具失效的主要形式是热磨损和压塌。
The main failure mode of the finish hot- forging dies for Valves are the hot wear of col- lapse.
高温工模具的失效方式主要为工作面的热磨损和氧化热疲劳。
Failure of the high temperature tools includes mainly hot-wearing, oxidizing and hot-fatigue.
用失重法研究五种热作模具钢的热磨损次数与磨损量的对应关系。
The corresponding relationship between high temperature impacting Numbers and wear loss of hot work die steels are studied by weight loss method.
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