[中 文] 主要用與油井大修作業時，沖砂、洗卡、卸卡、套洗，鉆水泥塞時，循環泥漿用在正常工作條件下，不用卸開管柱，及大鉤，能快速更換密封盤根，耐壓能力高，安全可靠特點。
[English] It is used mainly for circulating of slurry upon rinsing of sand, washing of block, removing of block, shell washing and drilling of cement stopper when oil well being overhauled. Under condition of normal work, it needs not to remove pipe-column and big hook to speedily replace sealing packing.It is characterized by high capacity to withstand pressure, safety and reliability etc.
型號 | 額定負荷KN | 最大負荷KN | 額定壓力Mpa | 接頭螺紋 | 通徑mm |
SL-30 | 200 | 400 | 21 | 3-1/2TBG | |
SL-50 | 300 | 500 | 21 | 2-7/8UPTBG | 41 |
SL-80 | 500 | 800 | 20 | 4-1/2REG | 58 |
SL-90 | 700 | 900 | 24 | 4-1/2REG | 60 |
SL-110 | 900 | 1100 | 25 | 4-1/2REG | 65 |
SL-135 | 1100 | 1350 | 25 | 4-1/2REG | 68 |
