秦皇岛华勘钻探机械有限公司供应主动钻杆

主动钻杆active drill pipes

详细信息：

用于传动扭矩的主动钻杆，经过整体热处理后，屈服强度增加40%。

常用规格有：小六方53*59*6米、大六方79*89*6米。

此外，圆主动钻杆规格有：φ50*6.5*6米、φ71*5*5.5米，φ73*7*5.5米、φ89*6*5米。

details:

the yield strength of the active drill pipes used for torque transmission increases by 40% after the overall heat treatment.

the common specifications are: small hexagon 53*59*6 meters, big hexagon 79*89*6 meters.

besides, the specifications of round active drill pipes are:φ50*6.5*6 meters,φ71*5*5.5 meters,φ73*7*5.5 meters,φ89*6*5 meters.

本产品的加工定制是是，品牌是华勘，类型是主动钻杆