国家/地区 中国（3）
IPC部 B（3）
IPC大类 B21（3）
IPC小类 C09D（3）
IPC C09D007/61（3）
发明人
公开年 2023（3）
申请年 2022（3） 
专利权人

Coated aluminum-silicon plated steel plate useful in thermoformed component, comprises steel substrate and aluminum-silicon coating coated on the surface of the steel substrate, where the surface of the aluminum-silicon coating is covered with coating.

MA X, JIN X, LIU H, TAN N

Manufacturing high strength alloy steel bolt comprises taking steel for bolt, performing extrusion, hot upsetting, heat treatment and thread machining to obtain bolt blank, and performing galvanizing and zinc-aluminum coating into bolt blank.

ZHOU H

Pipe body extrusion process of aluminum-magnesium alloy explosion-proof box, comprises e.g. placing aluminum-magnesium alloy in treatment modified solution for ultrasonic dispersion treatment, taking out and drying, performing extruding treatment, and straightening and correcting.

ZHANG J