By means of stereomicroscopy and scanning electronic microscopy (SEM), the fracture mode and mechanism of the broken K18 superalloy castblade in a supercharger turbo were investigated.
采用体视显微镜、扫描电镜等分析手段对K18合金增压器涡轮铸造叶片的断裂形貌与断裂机制等进行了分析。
2
Ni-based alloy with Y2O3 and composite modifier was used to repair cast defect in blade.
采用自配的添加稀土氧化物Y2O3和复合变质剂的镍基合金粉末对叶片铸造缺陷进行激光熔覆修复。
3
It features a self-sharpening hardened steel blade, a cast metal handle with tension spring to secure in any position, and a safety guard rail with handle lock.