This paper offers the measured distribution of the surface temperature of horizontal finned tube along the circumference in natural convection heat transfer.
实测了水平肋片管在自然对流换热条件下圆管表面温度在圆周方向上的分布。
2
Heat punching process of pin axle hole of chain plate with high strength, big thickness and long circumference was introduced, and a few attention issues of heat punching process were given.
介绍了强度高、厚度大和周边长的链板销轴孔的热冲裁加工以及链板热冲裁加工中的几个问题。
3
Heat blanking process of pin axle hole of chain plate with high strength, large thickness and long circumference was introduced, and a few problems of heat blanking process were presented.