Thermal fatigue is one of the primary form of hot-work die steels failures.
热疲劳是热作模具的主要失效形式之一。
The corresponding relationship between high temperature impacting Numbers and wear loss of hot work die steels are studied by weight loss method.
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。
According to the service conditions of hot work die steels, SDH3 steel (patent steel) was designed in this paper based on uniform design method.
本文根据热作模具钢的服役条件，基于成分均匀设计方法设计出一种高硅低钼型热作模具钢sdh3钢(专利钢)。
In our country, 40 ~ 50 thousand tons of hot work die steels, worthy of thousands of million RMB, have been used every year.
我国每年消耗热作模具钢数约4 ~ 5万吨，价值数亿至数十亿元。
In our country, 40 ~ 50 thousand tons of hot work die steels, worthy of thousands of million RMB, have been used every year.
我国每年消耗热作模具钢数约4 ~ 5万吨，价值数亿至数十亿元。
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