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  • 2024-04-19

    High-Frequency Welding: ERW Vs HFW Steel Pipes
    Introduction:Understanding the differences between High-Frequency Welding (HFW) and Electric Resistance Welding (ERW) is vital in the steel pipe manufacturing industry. While both techniques are utilized in steel pipe production, they vary significantly in principles and applications. This artic
  • 2024-04-17

    What Is The Difference between Seamless And ERW Pipes?
    From their definition, we can see that one has no gaps and the other has gaps. And the seamless steel pipe can be seen from the outer surface, there is no gap in the whole body; the welded steel pipe has a welding gap. The price of seamless steel pipes is generally higher than that of welded steel p
  • 2024-04-16

    Tube Mill Production Process Flow(II)
    TENGDI Machinery is an ERW tube mill manufacturer. Our manufacturing factory is located in China and produces high-quality ERW Tube mill production lines. It is the preferred supplier for new and old customers.We have advanced technology that can solve all problems on the erw pipe production line fo
  • 2024-04-15

    Tube Mill Production Process Flow(I)
    TENGDI Machinery is an ERW tube mill manufacturer. Our manufacturing factory is located in China and produces high-quality ERW Tube mill production lines. It is the preferred supplier for new and old customers.We have advanced technology that can solve all problems on the erw pipe production line fo
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