Q390 channel steel is a kind of high-strength structural steel material with excellent welding and mechanical properties, which is widely used in the fields of construction, bridge, machinery manufacturing and marine engineering. Q390 channel steel can be used in the field of construction for the manufacture of beams, columns, walls and other structural parts, which can withstand greater loads and improve the carrying capacity of the building and its ability to withstand natural disasters.
Q390 channel steel is widely used in bridge engineering, which can be used to manufacture bridge deck plate, support abutments and other structural parts, to improve the firmness and safety performance of bridges, and to protect people's traveling safety.
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Product Size
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41*21,/41*41 /41*62/41*82mm with slotted or plain1-5/8'' x 1-5/8'' 1-5/8'' x 13/16''/or customized size
length is cut according to customer's requirements |
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Product Material and Surface
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· Material: carbon steel
· Surface coating: o Galvanized o Hot Dipped Galvanizing o Electrolytic Galvanizing o Powder coating o Neomagnal
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Corrosion Rating of Hot Dipped Galvanized
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For example
Indoor:Production premises with high humidity levels and some impurities in the air, such as food industry facilities.
Outdoor:Urban and industrial atmosphere with medium sulphur dioxide levels. Coastal areas with low salinity levels.
Galvanization wear:0,7 μm - 2,1 μm in a year
Indoor:Chemical industry production plants, coastal shipyards and boatyards.
Outdoor:Industrial areas and coastal areas with medium salinity levels.
Galvanization wear：2,1 μm - 4,2 μm in a year
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