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  防腐法兰盘

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• 

  法兰头对接63以上

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• 

  法兰头承插110-50

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• 

  管帽63以下承插，75以上对接

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• 

  等径三通

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• 

  PE 管材

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• 

  HDPE 管材

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• 

  90° 弯头对接75以上

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