Because the iron oxide scale on the surface of carbon structural steel or low-alloy steel has a loose, porous, and cracked structure, and the iron oxide scale is straightened, stretched, and transported along with the steel during pickling, it causes these pores and cracks. further increase and expa
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Scaffolding is a temporary support structure commonly used on construction sites to erect and support workers, materials, and equipment. The steel pipe is the most important component of the scaffolding as it bears the main load. To ensure the safety and stability of scaffolding, steel pipes need to
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Knowledge related to the recycling of scrap steel mainly includes the definition of scrap steel, the conceptual distinction of scrap steel, recycling methods of scrap steel, processing methods of scrap steel, and the difference between ordinary scrap steel and scrap stainless steel.Definition of scr
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Galvanized coils have different surface conditions due to different treatment methods in the coating process, such as ordinary zinc coils, fine zinc coils, flat zinc coils, zinc-free coils, and phosphate surfaces. Galvanized coils should have good appearance and should not have defects that are harm
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