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86-21-68415567

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SHANGHAI TOP STEEL CO., LTD.
Phone: 86-21-68415567
Phone: 86-21-68415587
E-mail: info@topsteelpipe.com
Fax: 86-21-68415587-8002

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Type of anti-corrosion steel pipe
Anti-corrosion steel pipe is processed through the preservation process, which can effectively prevent or slow down the process in the transport and use of chemical or electrochemical corrosion reaction of steel pipe. Anti layer structure Anti-corrosion steel pipe in the count...
The steel industry enters a perio...
Miao Changxing, the first-level inspector of the Industrial Policy Department of the Ministry of Industry and Information Technology, said at the 2019 (eighth) China Steel Technology and Economy High-end Forum hosted by the Metallurgical Industry Planning Research Institute an...
Causes and measures of pipe weld ...
Weld pipe weld porosity affects not only the pipeline denseness, resulting pipeline leakage and corrosion will be induced point seriously reduce the weld strength and toughness. Factors weld porosity are: the flux in the water, dirt, oxide and iron filings, welding ingredients...
3PE Spiral Steel Pipe in Oil and ...
3PE anti-corrosion steel pipe for buried pipeline life is critical, the same material pipes buried in the ground for decades and some non-corrosive, and some years it leaks occur. Because they use different outer coating. In which ordinary steel for use in harsh environmental ...
In October, China imported 25.685...
According to data released by the General Administration of Customs on November 8, China imported 25.685 million tons of coal in October, an increase of 2.606 million tons, an increase of 11.29%; a decrease of 4.603 million tons, down 15.20%. From January to October, China imp...

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