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  • The use of color coated board

    The use of color coated board The color-coated steel plate using galvanized steel plate as the substrate, in addition to zinc protection, the organic coating on the zinc layer plays a covering and isolation function, which can prevent the steel plate from rusting, and has a longer service life th...
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  • Analysis on the Causes of Breakout of Continuous Casting Billets

    Breakout of continuous casting is a serious production accident of continuous casting. This article discusses the causes of breakout in more detail in combination with a comprehensive analysis of the phenomenon and causes of breakout in continuous casting. From the billet continuous casting, the ...
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  • The main elements in stainless steel

      The main elements in stainless steel As a special steel product with more added value, stainless steel has more and more applications, whether it is in civil fields such as decoration, kitchenware, home appliances, etc.; or in industrial fields such as petrochemicals, mechanical equipment,...
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  • Introduction to precision steel pipes and advantages of precision steel pipes

    Introduction to precision steel pipes and advantages of precision steel pipes What is precision steel tube Precision steel tube is a high-precision steel tube material processed by cold drawing or hot rolling. Because the inner and outer walls of precision steel pipes have no oxide layer, high p...
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  • Why does stainless steel rust? Why is there still magnetism?

    Why does stainless steel rust? Why is there still magnetism?          When brown rust spots (spots) appeared on the surface of stainless steel pipes, people were surprised: "Stainless steel does not rust, and rust is not stainless steel. It may be that there is a problem...
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  • Blast furnace cooling equipment structure

    Blast furnace cooling equipment structure Blast furnace cooling is an important condition for the formation of protective slag skin, iron shell, and graphite layer. It reduces the temperature of the refractory lining itself and provides direct protection. It also protects the strength of structu...
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  • Basic knowledge of steelmaking

    Basic knowledge of steelmaking

    Basic knowledge of steelmaking Steelmaking begins with ironmaking. Steel comes from pig iron. Pig iron smelted from iron ore has high carbon content and many impurities (such as silicon, manganese, phosphorus, sulfur, etc.). Therefore, pig iron lacks plasticity and toughness, and has poor mechani...
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  • Brief introduction of hot-dip galvanized steel types, uses, production technology development process and other issues

    Brief introduction of hot-dip galvanized steel types, uses, production technology development process and other issues

    Brief introduction of hot-dip galvanized steel types, uses, production technology development process and other issues In recent years, the hot-dip galvanized steel sheet has been well received by users because of its good corrosion resistance, beautiful appearance, conducive to subsequent proces...
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  • Common problems of galvanized steel coil

    Common problems of galvanized steel coil 1. How many types of galvanizing methods are currently available in the world? Answer: There are three types of methods: electro-galvanizing, hot-dip galvanizing and galvanizing. 2. What are the commonly used steel grades for hot-dip galvanized sheets? An...
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  • India will announce a large-scale infrastructure construction of 100 trillion rupees to boost the economy. Whether the fiscal support can support it remains to be seen

    Xinhuameng, August 25 (Reporter Zhang Dongbuy) India Modi plans a financial plan to start infrastructure construction of 10.33 billion rupees (approximately equivalent to 135 trillion U.S. dollars). India is currently implementing this plan, the main purpose is to boost the domestic economy and i...
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  • Iron ore prices fell more than 30% in a month

    Iron ore prices fell more than 30% in a month

      Port spot transaction volume declines, market trading atmosphere is sluggish The main iron ore futures contract has fallen all the way since July 16. New lows, and spot prices are also continuing to fall. According to the port, as of August 6, the volume of iron ore entering the port for ...
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  • The first Sino-Russian cross-river railway bridge Russia-Tongjiang Sino-Russian Heilongjiang Railway Bridge track laying has been completed

    The first Sino-Russian cross-river railway bridge Russia-Tongjiang Sino-Russian Heilongjiang Railway Bridge track laying has been completed

    On August 17, at the construction site of the Tongjiang Sino-Russian Heilongjiang Railway Bridge, the installation of the last set of track cleats for the Sino-Russian standard-track interface was completed, marking the first cross-river railway bridge between China and Russia-the Tongjiang Sino...
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