During the production of ERW steel pipe mill, the size of steel of strip hard bent influences the running of pipe welder and the quality of the pipe.
在ERW焊管机组生产中，带钢的硬弯大小直接影响焊管机组的正常运行及焊接钢管的质量。
In accordance with the needs of the production, we developed large pipe welder into a straight, bend dual-use welder.
根据产品生产的需要，我们将大型直管焊机改造为直、弯两用焊机。
In accordance with the needs of the production, we developed large pipe welder into a straight, bend dual-use welder.
根据产品生产的需要，我们将大型直管焊机改造为直、弯两用焊机。
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