The critical value of hot crack has been obtained according to the experiments on testcasting, and it had been used on predicting the hot crack of bolster and side bearer.
在热裂试验的基础上，得到了铸件热裂纹倾向的临界值，进而实现了摇枕、侧架的热裂纹预测。
2
In this paper, the influence of various parameters on suspension shearing dry strength and permeability of EPC coating used on steel casting through right Angle test was studied.
通过正交试验，研究了各因素对真空实型铸造铸钢件涂料的透气性、干强度、剪切力、悬浮性的影响。
3
Good quality aluminium-alloy shell casting I produced by pouring test.