Nowadays, galvanized square and rectangular pipes are so widely used. The main reason is that they can bring out more advantages and characteristics during use, and can meet the use requirements of more industries. With good anti-corrosion properties, the quality is very stable when used, so there i
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Measures to ensure the transportation of spiral welded pipes:(1) The lifting tools should be inspected before loading the pipes. If it is hook lifting, check whether the hook is a special U-shaped hook.(2) Use the rope control during the loading process of spiral welded pipes. Keep the p
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1. Interval timeIf the interval between each production process is too long, it will cause secondary rusting of the q345b square pipe during the entire operation process. Especially when there is a pickling process, the pipes after phosphating treatment are easy to oxidize, rust, and turn green in t
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Methods to control the construction quality of steel sheet piles: First, there is a certain sequence for inserting and driving steel sheet piles in rectangular cofferdams. It is generally recommended to start from the upstream corner and close up at the downstream. Inserting steel sheet piles in thi
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