This welded pipe production line has a complete process of edge trimming, leveling, forming, straight seam welding, and length cutting, which can produce welded pipe products that meet the required
... Read more
Calcined anthracite, calcined anthracite coal, and electric calcined anthracite are used in iron and steel smelting, casting and friction materials.
... Read more
Globe valve is the most widely used valve. The reason why it is popular is that the friction between the sealing surfaces is small during the opening and closing process, it is more durable, the
... Read more
Qinhuangdao Aotong Trading Co., Ltd.: Welcome to wholesale low alloy steel plate, pipe line plate, pressure vessel plate, wear plate, high strength plate for sale here from professional manufacturers
... Read more