The defects of , wear-resistant plate in rolling process can be divided into raw material defects, surface spot defects, plate shape defects and edge defects. The so-called raw material defects refer to some defects caused by raw materials and kept or remained in the cold rolling process. The defects of raw materials usually include bubbles, inclusions, iron sheet pressing in, raw material scratches and roll marks. The stain defect of wear-resistant plate is mainly caused by the oil on the surface of strip steel and the iron powder produced during rolling, which is left on the surface of strip steel after rolling.
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According to the market forecast released by Eurofer on August 5, the output of all steel consumption industries in the European Union will drop by 12.8% in 2020, and rise by 8.9% in 2021. However, the European Union said that the government's "awesome strength" support will reduce the steel consumption intensity in the construction industry significantly less than other industries,ASTM A573 carbon steel.
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