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On the morning of October 13, 2019 Zhengzhou International Marathon gave opening shoots in the Ruyi Lake, CBD, Zhengdong New District. This event was the “Running China” series of activities for the 70th anniversary of the Fouding of the People's Republic of China. There were 26000 participants api 5l psl1 x80 supplier from 32 countries and regions including China, the United States, Italy, Russia, Spain, Ethiopia, and Kenya to witness the vicissitudes of "International Zhegnzhou". In the fierce competition, the Africa players once again showed their super strength and won the men’s and women’s full marathon championships.
Generally speaking, the gas with high combustion speed and high combustion value is suitable for steel plate cutting; The combustible gas with low combustion value and slow combustion speed is more suitable for thick plate cutting, especially the api 5l psl1 x80 supplier steel plate with more than 200mm thickness. If natural gas is used for cutting, the ideal cutting quality will be obtained, but the cutting speed will be slightly reduced.
Definition of sheet steel: api 5l psl1 x80 supplier sheet steel with a thickness less than or equal to 4mm.The types of thin steel plate: the thin steel plate according to its different materials can be divided into ordinary thin steel plate and high quality thin steel plate two categories. According to the different processing methods of the thin api 5l psl1 x80 supplier steel plate can be divided into two kinds: hot rolling and cold rolling.