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Steel pipe piles are widely used in various situations such as support piles and friction piles. Especially when it is used as a support pile, since it can be fully driven into a relatively hard support layer, it can exert the bearing effect of the entire section strength of the steel material. ΜΙ...Διαβάστε περισσότερα -
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- The spiral steel pipe is made by rolling low-carbon structural steel or low-alloy structural steel strip into pipe , according to a certain angle of spiral line (called forming angle), and then welding the pipe seams. It can be used for produce large diameter steel pipe with narrow strip steel. Τ ...Διαβάστε περισσότερα
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