PL DE RU ES

DRILLING EQUIPMENT
 

At the customer's request, NiUW GLINIK also produces drill stem subs with dimensions in accordance with PN-82/G-74015 and protective subs.

DRILL STEM SUB


NiUW GLINIK  is also  manufacturer of drill stem subs used in rotary drilling rigs. They are used to connect elements of the drill string and drilling tools. Manufacturing process of these tools is carried out in accordance with the requirements of API Spec.  7-1. The dimensions of the external and internal diameters of drill stem subs are adjusted to the  sizes of the connected elements of the drill string.                                                                                                           
The drill stem subs are made of stainless steel for quenching and tempering.

The pins of these tools are coated with zinc. Thread connections are protected against mechanical damage with polyethylene protectors.