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  • Boiler tube

    Boiler tube

    Implement GB 3087, GB/T 5310, DIN 17175, EN 10216, ASME SA-106/SA-106M, ASME SA-192/SA-192M, ASME SA-209/SA-209M, ASMESa-210 /SA-210M, ASME SA-213/SA-213M, ASME SA-335/SA-335M, JIS G 3456, JIS G 3461, JIS G 3462 and other related standards. Standard name Standard Common grade of steel Seamle...
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  • Steel Pipe Knowledge (Part 4)

    Steel Pipe Knowledge (Part 4)

    Standards referred to as” There are many standards for Steel products in the United States, mainly including the following: ANSI American national standard AISI American Institute of Iron and Steel standards ASTM Standard of American Society for Materials and Testing ASME Standard AMS Aeros...
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  • Knowledge of Steel Pipe (Part Three)

    Knowledge of Steel Pipe (Part Three)

    1.1 Standard classification used for steel pipes:      1.1.1 By region   (1) Domestic standards: national standards, industry standards, corporate standards   (2) International standards:         United States: ASTM, ASME         United Kingdom: BS         Germany: DIN         Japan: JIS      1.1...
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  • Part 2 of applicable standards for seamless pipes

    Part 2 of applicable standards for seamless pipes

    GB13296-2013 (Seamless steel pipes for boilers and heat exchangers). Mainly used in boilers, superheaters, heat exchangers, condensers, catalytic tubes, etc. of chemical enterprises. Used high-temperature, high-pressure, corrosion-resistant steel pipe. Its representative materials are 0Cr18Ni9, 1...
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  • Applicable Standards for Seamless Pipes (Part One)

    Applicable Standards for Seamless Pipes (Part One)

    GB/T8162-2008 (Seamless steel pipe for structure). Mainly used for general structure and mechanical structure. Its representative materials (brands): carbon steel #20,# 45 steel; alloy steel Q345B, 20Cr, 40Cr, 20CrMo, 30-35CrMo, 42CrMo, etc. To ensure the strength and flattening test. GB/T8163-20...
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  • Steel pipe knowledge part one

    Steel pipe knowledge part one

    Classified by production methods (1) Seamless steel pipes-hot rolled pipes, cold rolled pipes, cold drawn pipes, extruded pipes, pipe jacking (2) Welded steel pipe Classified by pipe material-carbon steel pipe and alloy pipe Carbon steel pipes can be further divided into: ordinary carbon steel pi...
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  • The difference between ERW tube and LSAW tube

    The difference between ERW tube and LSAW tube

    ERW pipe and LSAW pipe are both straight seam welded pipes, which are mainly used for fluid transportation, especially long-distance pipelines for oil and gas. The main difference between the two is the welding process. Different processes make the pipe possess different characteristics and are s...
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  • The latest market report

    The latest market report

    This week steel prices rose as a whole, as the country in September to invest in the market capital brought by the chain reaction gradually emerged, downstream demand has increased, entrepreneurs macroeconomic index also showed that many enterprises said the economy in the fourth quarter good ope...
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  • Steel Market Information

    Steel Market Information

    Last week (September 22-September 24) the domestic steel market inventory continued to decline. Affected by the non-compliance of energy consumption in some provinces and cities, the operating rate of blast furnaces and electric furnaces dropped significantly, and the domestic steel market price ...
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  • Good News !

    Good News !

    Recently, our company received a notice of qualification from China Quality Certification Center.This marks the company successfully completed the ISO certificate (ISO9001 quality management, ISO45001 occupational health and safety management, ISO14001 environmental management three systems) of t...
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  • Many steel mills in China plan to suspend production for maintenance in Sep

    Many steel mills in China plan to suspend production for maintenance in Sep

    Recently, a number of steel mills have announced maintenance plans for September. Demand will gradually be released in September as the weather conditions improve, coupled with the issuance of local bonds, major construction projects in various regions will continue to proceed.From the supply sid...
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  • Baosteel reports record quarterly profit, foreseeing softer steel prices in H2

    Baosteel reports record quarterly profit, foreseeing softer steel prices in H2

    China’s top steelmaker, Baoshan Iron & Steel Co., Ltd. (Baosteel), reported its highest quarterly profit, which was supported by strong post-pandemic demand and global monetary policy stimulus. The company’s net profit rose greatly by 276.76% to RMB 15.08 billion in the first half of th...
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  • China’s Ansteel Group & Ben Gang merger to create world’s third-biggest steelmaker

    China’s Ansteel Group & Ben Gang merger to create world’s third-biggest steelmaker

    China’s steel manufacturers Ansteel Group and Ben Gang officially started the process to merge their businesses last Friday (August 20). After this merger, it will become the world’s third-largest steel producer. The state-owned Ansteel takes 51% of the stake in Ben Gang from the regional state a...
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  • China’s steel exports increase 30% y-o-y in H1, 2021

    China’s steel exports increase 30% y-o-y in H1, 2021

    According to the official statistic from the Chinese government, the total exports of steel from China this first half of the year were around 37 million tons, increased by over 30% year on year. Among them, the different types of exporting steel including round bar and wire, with around 5.3 mill...
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  • Export tariff readjustment steel city usher in a watershed?

    Export tariff readjustment steel city usher in a watershed?

    In the production policy led, in July the performance of the steel city.As of July 31, the hot coil futures price surpassed the 6,100 yuan/ton mark, the rebar futures price approached 5,800 yuan/ton, and the coke futures price approached 3,000 yuan/ton.Driven by the futures market, the spot marke...
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  • China to raise export tariffs on ferrochrome & pig iron from Aug 1

    China to raise export tariffs on ferrochrome & pig iron from Aug 1

    According to the announcement from China’s Customs Tariff Commission of the State Council, in order to promote the transformation, upgrading, and high-quality development of the steel industry in China, the export tariffs on ferrochrome and pig iron will be raised from August 1, 2021. The export ...
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