Non magnetic drill collar
Made of AISI4145H alloy steel, drill collar mainly used between the dill pipe and drill head and connected by conversion connector so that they can provide the pressure and weighting to dill head
,in order to make the dill head to keep right trace .
If order of inquiry please offer: Non magnetic drill collar
·outer diameter of dill collar
·handling features
·length of drill collar
·stress relief features
·drill collar bore
·connection type
Product Description Safety Clamps Type MPare necessary tools for handling drill collars, flush joint pipes and small shoulder pipes. They could adjust pipes of different sizes by changing the quantity of chain links. They are designed and manufactured according to 7k spec for ...
We supplyslick drill collars,spiral drill collarsandnon-magnetic drill collars; their sizes are from 3-1/8 to 11 inches. Besides the drill collars in the table below, we can supply other drill collars at customers\' request. Materials: Trepanning and Heat Treatment: ...
There are different kinds of drill collars,including round drill collar,spiral drill collar,non-magnetic drill collar,square drill collar and so on.Ordinary drill collar is the circular cross section, the center has a water hole,the wall thickness is larger,the nozzle is ...
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