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          歡迎訪問山東潤東石油機械有限公司官方網站!
          客戶評價 客戶評價

          川鉆70139井隊-閥體

          發布時間:2022-09-23 文章來源:本站原創 閱讀量:374

           

          Tesed by 70139 drilling team of Sinopec Southwest Petroleum Sichuan Drilling Company , the service time of our valves reach 350 hours, which is three times longer than ordinary valves. Working condition is : stroke 389.8 & impulse 80-85& pump pressure 25Mpa & sand content 0.27.

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