Hard and dense wear-resistant sealing ball valve

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  Features：

  The average life span of this product is over 4 years, with over 4000 online performance. 

  Main technical index; 

  Medium: gas + solid, oxygen, liquid + solid, pure gas, pure liquid 

  Nominal diameter: DN25, DN40, DN50, DN65, DN80 

  Nominal pressure: PN2. 0, PN5. 0, PN11. 0, PN15. 0, PN26. 0