Crawler rotary drilling rig kelly bar high damping up rubber ring

 JETAI supply one-stop service for rotary drilling rigs from 2004 year. Including Kelly bars,drilling auger/ buckets, damper spring / rubber, motor, speed reducer, rotary driver, Kelly stub, swivel joint, gear ring, pulley, Kelly guide, valves, etc,.

JIETAI has been granted 10 patents by State Intellectual Property Office of P.R.China.For example, one of our patents (No.ZL2012 2 0161611L0) is a mix type of interlocking Kelly bar & full interlocking Kelly bar and can be variety kinds of match style, Which adapt to complicated geological condition requirement and has been widely used in the actual construction process and support the Bauer, IMT, Soilmec, Mait, LIEBHERR, XCMG, SANY, Lovol, Yutong , CSR,Sunward etc.

We are the KELLY BAR manufactory and we welcome any trusted foreign trade company to cooperated with us.

 Beijing JieTai Machinery Technology Co., Ltd. has been supply one-stop service for drilling rigs from 2004 year, which specialize in producing Kelly Bar & Accessories for rotary drilling rig, As well as Selling and Maintenance of used drilling rigs.

Why You Choose Us ?

a). Material & Techinical--- 35 CrMo/27SiMn high alloy seamless steel pipe under quenched-tempered heat treatmet

b). Gold supplier on Alibaba with Trade Assurance to promise quality & delievery. 

c).  Professional experienced R&D department, strictly QA & QC development.

d).  Feedback within 24 hours from professional consultors.

e).  Higher hardness, higher flexibility, excellent welding technology.  

f).  Thinner tube, smaller inter-tube distance, good abrasion resistance. 

g). Advanced technology of 6-key design, standard modular design

 1. Q: what's Material&Technology of kelly bar?

    A:  35 CrMo/27SiMn high alloy seamless steel pipe under quenched-tempered heat treatmet

2. Q: What's your delievery time?

     A: 7--10 working days.

3. Q: What's your Guarantee Period of kelly bar?

     A: One Year Under normal service.

4. Q: What's your payment Tems?

     A: 30% T/T as advance deposit, 70% balance before shipment.

5. Q: Where your factory location?

     A: Beijing in China, We welcome any visit and agency dealer cooperation!!!