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...welding seams. They are manufactured through processes such as hot - rolling, cold - drawing, or extrusion. During hot - rolling, a billet is heated and then shaped into a pipe through a series of rolling mi...
...welding seams. They are manufactured through processes such as hot - rolling, cold - drawing, or extrusion. During hot - rolling, a billet is heated and then shaped into a pipe through a series of rolling mi...
...accessories. Now, it owns a number of advanced pipe production equipments, metal, forging, machining, cold forming, hot extrusion, such as heat treatment process, producing 60, 000 tons of pipe fittings. Com...
...made of carbon and graphite with appropriate binders, formed by extrusion, and baked at 2200℃. It is made by plating a layer of copper after the section. It has high temperature resistance, good electrical c...
..., die-casting molds, extrusion molds, glass molds, plastic blow molds, rubber molds, molds of digital products/mobile phone/toy/automobile/......