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Easy make-up is developed with the rugged, coarse pitch thread and steep taper for deep stabbing.
Superior compression strength obtained by optimized torque shoulder and controlled 25 degree stab flank reduced clearance.
100% internal and external pressure metal seal. Toroidal design generates stable seal behavior for all combined-load conditions. Dope pocket allows excessive dope to be lodged.

经过100%完全测试的管体密封等级,具有极佳的抗过扭矩能力及适应各种环境的通用性,十余年里,该产品的性能已在全球多处极端苛刻的现场运行条件下得到了广泛验证。


特性

  • 涵盖2 3/8英寸至13 5/8英寸之间的多种规格
  • 为适应各种环境的通用性所设计的高性能产品
  • 已通过 ISO 13679 CAL IV  认证及现场验证。
  • 密封面上抛物线型压强分布设计大大降低粘扣风险,同时提高密封稳定性。

选项

  • Dopeless® 免螺纹脂技术
  • 匹配强度
  • 特殊间隙
  • 特殊斜角


应用

  • 深水作业
  • 高温高压与深水井
  • 水平井&大位移井
  • 页岩气
  • 旋转下套管
  • 热采井 
    (SAGD & CSS)
  • 地热井
  • 表层套管&技术套管
  • 生产套管,回接管和尾管
  • 油管


 

 

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