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Difference between seamless steel pipe and ordinary steel pipe

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Seamless pipes by standards
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Seamless pipes by application
Ordinary steel pipe, such as water pipes, is generally flat plate by bending and welded together after that you can find a seam in the above; and the seam of large diameter spiral weld is generally thicker.

Seamless steel pipe is generally through an annular slit molten state and then by stretching out the backlog of processing molding process, so there is no seam. In performance, especially compared with ordinary steel has greatly improved the bearing capacity, it is often being used for high-voltage equipment.

Hydraulic equipment such as piping connections. Ordinary steel weld parts of its weaknesses, weld quality is also a major factor in its overall performance impact. People who lived in the north generally have had water pipes or heating pipes burst in the winter cold experience explosive place are generally weld not seamless steel pipe.

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