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pipe-manufacturing

2 product
  • API 5L ERW steel pipe

    The largest ERW&LSAW manufacturer in north China with API,CE,GOST ,ISO certifications.
    annual output 800,000 tons

    Min. Order: 1piece

  • SSAW Steel Pipe-ASTM A252 Spiral Steel Pipe

    Our SSAW pipes can be used as steel penstock for using in natural gas, chemical, electric power, heating power,water supply .

    Min. Order: 1piece