Cause Analysis and Solutions of Typical Defects for Nickel-Aluminum Alloy Propeller 在线阅读 下载PDF
Author of the article:ZHU Jing;QUAN Linlin;HAN Qingju
Author's Workplace：Technology Department,Dalian Marine Propeller Co.,Ltd.,Dalian 116021,China
Key Words：marine propeller Ni-Al bronze alloy sand casting typical defect resolution strategy
Abstract：The typical sand casting defects in production of Nickel-Aluminum alloy propeller, such as shringage cacity and porosity, sub-surface porosity, cold shut, metal penetration, slag inclusion and scab of copper alloy were introduced. The main reasons for the defects were analyzed and the corresponding solutions were proposed to improve the product quality in production.
