In the production process,the upper box surface of the casting is prone to casting defects such as slag inclusion,choking bubbles,and poor core brace fusion,resulting in a high defective rate of castings.In view of these quality problems,the casting process improvement,melting and pouring system,parameters and other aspects were optimized,and the defects of the thin-walled fuel tank were successfully solved and the product delivery was ensured.
NETL
NSTL
万方数据
维普
