The distribution of chemical composition and microstructure for cracking socket of centrifugal cast ductileironpipe, and the effect of them on the cracking behavior have been studied.
分析了离心球铁管开裂承口的组织、成分分布,探讨了组织、成分对承口开裂的影响。
2
The annealing process of centrifugalductile cast ironpipe by the heated mould method is studied.