特殊丝扣杆

Premium connection rods

泰纳瑞斯推出其最新开发的特殊丝扣杆产品,采用了专为高负荷作业设计的具有超群阻抗能力的丝扣。此丝扣可提高抽油杆的抗疲劳使用寿命,确保卓越的油田性能。

 

 

优点

 

主要特性

- 齿面到齿面的接触可消除传统剖面的螺纹中存在的间隙,增加干扰级,从而减少松动倾向。

- 锥形切割的梯形剖面螺纹,带直径干扰,可降低公扣上扣时产生的预张力。

- 上扣期间移位量较少,齿面之间接触均匀;这有利于更好地分布应力,降低上扣期间和运转期间螺纹中产生的永久变形。

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