Friction Kell Bar

Features

1, We have the ability to produce friction kelly bar, interlocking kelly bar and combined kelly bar, we can also customize the kelly bars

according to customer needs. We have made kelly bars for Bauer, Soilmec, Liebheer, Mait, IMT, Casagrande, Sany, XCMG, Sunward etc.

2, With advanced processing equipments and tooling facilities ensure the high wear resistance and high reliability of the kelly bars.

3, The complete model spectrum and flexible design and manufacturing capabilities ensure that the kelly bars perfectly meets cu-

stomer needs.

4, Quality warranty, we are offering one year warranty for our kelly bars.

5, Reinforcement Ring: We have added a reinforcement ring to each section of drill kelly bar, and it has been heat treated. This reinforce-

ment ring can better protect and reduce the risk of cracking of the kelly bar.

6, Kelly stub is made of 35Crmo with forging technology

Specifications

We made many friction kelly bars for Soilmec, Mait, Casagrande, Sany, XCMG, Zoomlion etc.

OD（mm）	Elements	LockingType	Section Length	Drill Depth	Torque
325	3/4	Friction	7-15	18-50	100-120
355	3/4	Friction	10-15	24-50	100-120
368	3/4	Friction	10-15	24-52	150-180
377	3/4	Friction	10-15	24-52	150-180
394	3/4/5	Friction	10-17	24-68	180-200
406	3/4/5	Friction	10-17	24-78	180-200
419	3/4/5	Friction	10-20	24-78	200-230
440/445	3/4/5	Friction	10-20	24-93	220-260
470/482	3/4/5	Friction	10-20	24-93	220-260
508	3/4/5/6	Friction	10-22	32-116	260-360
530	3/4/5/6	Friction	10-22	32-122	320-400
559	3/4/5/6	Friction	10-25	32-140	320-400
580	3/4/5/6	Friction	10-25	32-140	360-420
630	3/4/5/6	Friction	10-25	32-140	400-500
Other sizes can be customized

Workshop

Advantages

1，Raw material: top quality of steel tube, welding wire, drive key and kelly stub etc. ST52, 35Crmo, Hardox500, forged technology

are making reliable Kelly bar.

2，Special heat treatment, robot welding machine, leveling adjustment platform are making high strength Kelly bar.

3，Rich experiences, perfect design and customized services will making the suitable kelly bar for you.

Our spare parts can be mattch with any brand of rotaary drilling rigs, Offering Kelly bar spring, kelly swivel, kelly bearing, terminal

joint, kelly pipe etc.

Packing and Delivery