Belleville Spring Rig Machine Parts 60si2mna Ck67 Od220-2200mm

High quality Damping Spring

Damping spring is for kelly bar accessories,it assumes spiral-shaped,the elasticity is strong ,each different specification of spring is suitable for different type of kelly bar.

In order to reduce the vibration and impact of the kelly bar, springs are needed to absorb the vibration and impact energy.

The spring damper can effectively control the vibration and swing of various frequencies

FAQ

1. Who are we?
We are based in Beijing, China, start from 2009,sell to South Asia(30.00%),Domestic Market(20.00%),Southeast Asia(8.00%),South America(5.00%),Western Europe(5.00%),Mid East(5.00%),North America(5.00%),Central America(5.00%),Africa(5.00%),Oceania(5.00%),Eastern Asia(2.00%). There are total about 51-100 people in our office.

2. How can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

3.What can you buy from us?
Interlock Kelly Bar,friction kelly bar,drill bucket,casing,used bored piling rig

4. Why should you buy from us not from other suppliers?
Our company mainly produce the kelly bar,drill bucket, casing,used rig ,drill spare. we have the professional engineers and team, focusing on the manufacture of kelly bar, drill tools,casing series for 16 years, can satisfy different clients requirement.

5. What services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,CIP,DDP,DDU,Express Delivery,DAF,DES；
Accepted Payment Currency:USD,EUR,JPY,CAD,AUD,HKD,CNY;
Accepted Payment Type: T/T,L/C,D/P D/A,Credit Card,PayPal,Western

Beijing Jietaihongli Technology Co., Ltd., founded in 2004, headquartered in Beijing, branch factory in Shouguang, Shandong. The company is mainly engaged in the production and sales of rotary piling kelly bars , drilling tools, rotary piling rig overhaul, rig sales and accessories supply.

Beijing Jietai Haoli Technology Development Co., Ltd. is one comprehensive enterprise that produces and sells rotary drilling kelly bars ,drilling tools,piling rigs spares and piling rig maintenance.The company established in 2004. The founder has been engaged in after-sales service of drilling rigs and kelly bars such as IMT, SOIMEC, BAWER, and MAIT before the establishment of the company. During this period he accumulated rich experience in kelly bar manufacture and maintenance.The company focused on the research, development and production of kelly bars after establishment. The main kelly bars produced include frictional kelly bars ,interlocking kelly bars and square kelly bars.