kelly bar piling

...materials and forging parts such as drive stub to assure the reliable quality Strictly. The key parts of such as drive key is widely used...

OD482mm /5/19m Drilling Rig Hole Frictional OD482mm /5/19m​ Frictional Application:Be used for Rotary rig ...

... treatment is widely used in the key parts such as drive keys to improve wear resistance; 3. With high torsional coefficient, the compression and v...

...rotary drilling rigs in China & Overseas. Our JZTG brand may be made in friction type and interlocking type, in 3, 4, 5 or 6 elements fo...

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

Rig Friction Construction Foundation Drilling Equipment Spare Parts Specifications Diameter (MM) Elements Length (M) Torque (KN·M) Ma...

The inner keyboard and outer keyboard are integrally forged with high-strength steel. Special heat treatment gives this style of kelly high wear resis...

Rig drilling rig parts forging 53m Drill Depth Interlocking Products Feature 1. (also called grief joints, joints and...

110KN Main Winch Pull Force KR125A Rotary Rig for 37m Interlocking Bored Rig Technical Specification KR125A rotary drilling rig...

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

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

... Drilling Rod Drilling Pipe Jet Grouting Drilling Tools Drilling Rod Drilling Pipe/Drilling tools Drill Rod/Drill Pipe/Kelly Ba...

Each kelly shall be conduct 4145H full length heat treatment to ensure that hardness can reach 285-341HB at 1inch from OD; impact energy more than 54J...

... diameter mm 1800 Max. drilling depth m 60m -standard configuration (5-section friction )46 46m -optional configuration (4-section-locking...

... Drilling Rig Machinery with 1200mm Max. drilling diameter Application: 1. It adopts telescopic mast which has simple structure, high dura...

... . The product reduces its friction with by the rolling of four rollers in order to prolong its life. The product can also fit to four...

... wear resistance. 3.Different drilling teeth angle can be customized according to requirements and application. 4. Customized optional for special ...

... Hammer Sheet Driver With Strong Power Parameter ItemModel Unit JSP180 JSP250 JSP280 JSP330 JSP350 JSP450 Eccentric Moment Nm 32 36 40 50 ...

... string to the bit at the bottom of the hole, and is a long square or hexagonal, precision machined heavy steel that is supported by the swivel...