The main purpose of welding is to connect small metal materials into large ones (according to drawings or required sizes), or to make the required geometry through connection (welding). For example, shipyards, aircraft manufacturing, automobile manufacturing, bridges, etc. cannot be separated from welding.
Finding high quality products in Yiwu
China, Yiwu China Commodity Market (Yiwu wholesale market), the
World's Largest Commodities Trading Center Online.