Discrimination Of Rust And Rust Of Spiral Tubes

The spiral pipe is passed through the steel pipe blank sawing section, and then in the ring furnace heating - perforation - sizing - straightening - cooling - drama - packaged into a qualified finished product, generally in the production workshop sent to the user is not able to put it down More in stock, this requires dealers to put some stock, but dealers generally do not have large indoor libraries, and some are too costly and uneconomical. Most of them are outdoor warehouses, and the spiral tubes are placed outdoors to avoid the sun.

The so-called floating rust, as the name suggests, is a layer of rust floating above the spiral tube. It can be removed with a towel or other things. Simply speaking, the floating rust is also rust-free and belongs to the normal state. The rust of the spiral tube is a spiral tube that has been used for a long time at least for more than one year, and the rusted spiral tube has large and small puddles. This is also the only rust and rust of the spiral tube. The biggest difference.

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