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seamless casing suppliers

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  • [Industry News] Defects on the inner surface of seamless steel pipes: how to control?

    The shortcoming of the internal scab of the hot continuous-rolled seamless steel pipe is that there are dents similar to the size of soybean grains on the inner surface of the seamless steel pipe, and most of the scabs contain dark red or dark gray dirt. The influencing factors of internal scab are: metal oxide removal agent, gasifier processing technology, mandrel lubrication and other factors. Below is a look at how to manipulate the inner surface layer of seamless steel pipe with the seamless steel pipe manufacturer's network editor:

WX20200430-1444172x
Phone:+86-29-63610799
WX20200430-1456132x
Address: Building B,Greenland SOHO,Xi'an,China

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