国家/地区 中国（2）
IPC部 C（2）
IPC大类 C09（2）
IPC小类 C09D（2）
IPC C09D163/00（2）
发明人 ZHANG J（2）
公开年 2022（2）
申请年 2022（2）
专利权人

Surface treatment method for corrosion-resistant sheet metal component, involves phosphating outer surface of sheet metal component, subjecting sheet metal to 3-level hot-dip galvanizing treatment, sandblasting surface of sheet metal component and spraying modified epoxy resin coating on sheet metal.

LIANG C, GAO Z, ZHOU X, ZHANG J, XIAO H

Preparing high-strength aluminum alloy die casting used for automobile engine bracket, involves putting aluminum alloy matrix into acetone, ultrasonically cleaning aluminum alloy matrix, and ultrasonically cleaning aluminum alloy matrix through absolute ethyl alcohol and deionized water in sequence.

WU G, CHEN D, ZHANG J, LI J, WANG X, LI D