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  • PPGI roofing sheet is a new type of roofing sheet

    Color-coated roofing(ppgi sheet) is a new type of roofing sheet, which is considered to be the most ideal material for modern buildings, and has a relatively long life. There are many precautions for installing the color-coated roof as the bottom plate, and professional construction masters are ...
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  • The price difference between domestic and overseas HRC is small, and the order of steel mills is not good

    Domestic trade in China: The average price of domestic hot-rolled coil market fell slightly this week. The average price of 3.0mm hot-rolled coils in 24 major markets across the country was 4,966 yuan/ton, down 3 yuan/ton from last week; the average price of 4.75mm hot-rolled coils was 4,897 yua...
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  • Application of hot dip galvanized pipe

    The hot-dip galvanized pipe is a steel pipe obtained by hot-dip galvanizing on the surface of the steel pipe. Hot dip galvanizing is the process of coating iron, steel or ferrous metal with a layer of zinc. Hot dip galvanizing technology is an effective way to prevent metal from rusting. Hot dip ...
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  • Summary of Welded Steel Pipes: Prices Fall Fast, Slight Rebound

    On June 15, domestic welded steel pipe prices continued to fall. The monitoring data of Lange Steel Cloud Business Platform shows that the average price of 4-inch (3.75mm) welded pipes in key domestic cities is 5,123 yuan, down 26 yuan from the price of the previous trading day; the average price...
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  • What is angle steel bar, what are its characteristics and uses?

    Angle steel bar, commonly known as angle iron in the industry, is a long strip of steel with right angles on both sides. The material is usually ordinary carbon structural steel and low alloy steel. Classification of angle steel bar: It is usually divided according to the different specification...
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  • What are the characteristics and uses of annealed wire?

    Annealed wire, also known as bundled wire and fired wire, has good flexibility and is widely used. Annealed wire is made of high-quality iron wire, which is refined from national standard low-carbon steel wire through pickling and rust removal, drawing forming, high temperature annealing and othe...
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  • What are the characteristics of color coated coils?

    Color-coated coil substrate Electro-galvanized substrate: the coating is thinner, and its corrosion resistance is not as good as that of hot-dip galvanized substrate; Hot-dip galvanized substrate: The thin steel plate is immersed in a molten zinc bath to make a layer of zinc adhere to the surface...
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  • Use and structure of color coating coil

    Color-coated coils(ppgi/ppgl coil) are based on hot-dip galvanized sheet, hot-dip galvanized sheet, electro-galvanized sheet, etc. After surface pretreatment (chemical degreasing and chemical conversion treatment), one or several layers of organic coatings are applied on the surface, and then A p...
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  • How to distinguish galvanized steel pipe

    The steel raw material is first galvanized to produce galvanized strip steel, and then the steel pipe made by post-processing is called galvanized strip steel pipe, also known as pre-galvanized steel pipe. First, the steel raw materials are produced into ordinary steel pipes of the required welde...
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  • Hot dipped galvanized steel sheet

    1.As the name suggests, galvanized steel sheet coil is a material coated with a layer of metallic zinc on the surface of the steel sheet. The main purpose of this is to prevent the surface of the steel sheet from being corroded and to increase its service life. According to different processing m...
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  • The price difference between mainstream areas of galvanized coil

    East China and South China, as two of the three major areas of galvanized coil,have slightly different division of labor and responsibilities. Taking Shanghai as an example in East China, it is more of a gathering place for steel mills to invest resources. With the increasing concentration of do...
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  • Japanese standard (JIS) steel coil name –SPCC

    SPCC was originally the Japanese standard (JIS) steel “generally with cold rolled carbon steel sheet and steel strip” name, many countries or enterprises directly used to express their own production of similar steel (such as Baosteel Q / BQB402 standard has SPCC). In the Japanese JIS...
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