r kelly

... Joint Bar Tool / Terminal IAF Certification bar is a comsumable part, to improve the perforemance and prolong the service l...

... bar. bar accessories including stub , spring , disc spring , pipe , strips etc,which with high quality and standard ...

... Bar Friction Bar Great Pressure Transmission​ 1. bar are designed for the purpose of transferring torques and pressures onto a dr...

... Bar for Rotary Drilling Rig Bar: bar Interlocking bar Interlocking Bar for Rotary Drilling Rig The whole set of ...

... Bar for Piling Works in Foundation Drilling Equipment Interlocking bar structure Interlocking type bar A. Rotary table turns, kee...

... Bar As opposed to standard interlocking bars, multi-locking bar can be locked at any point, hence resulting in better flexibility...

... Bar Application: With the rich manufacturing experience and engineering experience ,we have received the good feedback from many customers ab...

...advantage together 3. Long time use bar is the key part of a drilling machine, and its quality directly affects the performance of the whole ...

... string circulating system and it is one of the effective tools to prevent blowout. valve is divided into Upper Valve and Lower V...

... is divided into upper valve and lower valve. The upper valve is connected between lower end of swivel and upper end of ; th...

... E9080 rotary drilling rig. bars can be divided into friction and interlocking bars by methods of applying pressure and structural feat...

Each shall be conduct 4145H full length heat treatment to ensure that hardness can reach 285-341HB at 1inch from OD; impact ......

... bar rotary drilling Products Feature Two types of bars: 1.Friction Bar 2.Interlocking Bar Interlocking bars are used ...

... valve is connected between lower end of swivel and upper end of ; the lower valve is connected between upper end of drill pipe an...

... end of ; the lower valve is connected between upper end of drill pipe and lower end of or connected between lower end of sa...

... fluid without pressure loss. The valve can be used as a dill pipe safety valve or upper valve to control blowout pressures, or as a lower Ke...

... Cock Valve is divided into UPPER Cock Valve and Lower Cock Valve. Upper Cock Valve connects to the top of .upper Coc...

... pipes are manufactured strictly from API Spec7-1 and SY/T6509-2000 standard. Straightness of the is very crucial in the manufacturing ...