The method adopts one or more of casting, hotdipplating, welding, rolling, hot pressing, electroplating and hot spray coating.
本发明可以采用铸造、热浸镀、焊接、轧制、热压、电镀、热喷涂等一种或多种方法生产。
2
The invention provides a multifunctional plating assistant agent used for hotdipplating, belonging to the technical field of the surface plating technique of steel and iron materials.