Product Information
| Item | Details |
|---|---|
| Model NO. | Diameter 28-80m |
| Type | Steel Wire Rope |
| Application | Rotary Drilling Rig |
| Certification | CE, ISO9001: 2000 |
| Condition | New |
| Ingredient | Steel |
| Colour | Original |
| Weight | 600kg |
| Production Cycle | 2-5 Working Days |
| Parameter Size | Customization Available Upon Request |
| Product Feature | High Strength, High Wear Resistance, Anti-Fatigue |
| Technical Services | Provide Online and Offline Technical Guidance |
| Product Service | Free Spare Parts Are Provided During The Warranty |
| Transport Package | Plastic Film |
| Specification | Steel Wire Rope ø 28-80m |
| Trademark | JM |
| Origin | China |
| Production Capacity | 200/Years |
| Packaging & Delivery | Package Size: 150.00cm * 150.00cm * 150.00cm |
| Package Gross Weight: 600.000kg |

pecial Steel Wire Rope for Rotary Drilling Rigs
Rotary drilling rigs operate in complex and ever-changing conditions—from muddy construction sites to high-load drilling processes—so their steel wire ropes are held to extremely high performance standards. Choosing the right steel wire rope is therefore not just a matter of equipment matching, but a key factor in ensuring stable operation, safety, and efficiency of the entire rig.Our special steel wire rope for rotary drilling rigs comes with a range of targeted performance features:- Anti-rotation & wear-resistant design: Adopting a multi-strand structure, it effectively prevents torsional deformation during high-torque operation while standing up to long-term friction, reducing wear and tear.
- High load-bearing capacity: Boasting a large metal filling coefficient, the rope delivers exceptional breaking tension, enabling it to withstand the heavy loads of drill pipe lifting and drilling operations.
- Smooth & durable surface: The outer surface is precision-processed to be smooth, which not only minimizes friction between the rope and matching components (such as pulleys) but also enhances overall wear resistance.
- Balanced mechanical properties: It combines good compression resistance—able to endure squeezing forces in tight configurations—and excellent flexibility, ensuring easy bending and deployment without compromising structural integrity.
Product Parameters
| Model | Colour | Production Cycle |
|---|---|---|
| ø28-80m | Original | 5days |
| ø30-115m | Original | 5days |
| ø32-115m | Original | 5days |
| ø36-110m | Original | 5days |
| ø36-130m | Original | 5days |
| ø40-140m | Original | 5days |
| ø42-150m | Original | 5days |
JM Rotary Drilling Rig
JM Kelly Bar

All the drill pipes are made of high-strength alloy quality pipes to ensure the dimensional accuracy of the drill pipes, as well as excellent mechanical properties and welding adaptability. Special heat treatment for secondary strengthening is carried out on special steel pipes (such as core pipe steel, etc.), significantly improving the torsional bearing capacity of the drill pipe. All the key strips of JM drill pipes are made of high-strength, fully high-quality alloy structural steel, and undergo comprehensive strengthening treatment. The inner key adopts an integral arc-shaped plate structure, significantly improving the wear resistance and lifespan of the inner and outer key strips, thereby reducing the failure rate and maintenance of the drill pipe. We also make reasonable pipe system configurations to maximize the thickness of the drill pipe key strips and the wall thickness of the steel pipe, enhancing the torque transmission and pressure drilling capabilities of the drill pipe, and reducing the occurrence of problems such as stuck rods, bent rods, and rolled keys.
JM drill pipes are the preferred choice for improving drilling efficiency and achieving maximum benefits!
Spare Parts


The company relies on one country’s “one belt, one road” development strategy, and its products are exported to Southeast Asian countries, African countries, Middle East Arabia countries and Russia. Won the trust of customers at home and abroad.
We adhere to the business philosophy of “integrity creates brand and quality casts brilliance”, pay attention to the international and domestic market and pursue excellence. We sincerely look forward to cooperating with you and warmly welcome your presence to create a better future.
Jiuman Machinery possesses complete sets of production equipment and process facilities, a clean production environment, and an excellent management system. To ensure the professional quality of the products, the company implements lean production based on its production management regulations. From the procurement of raw materials to the final delivery of finished products, strict control is exercised over the entire process, and each aspect of product manufacturing is meticulously monitored to guarantee excellent product quality.
Through technological innovation and lean management, Jiuman has successfully addressed the industry-wide challenges of high energy consumption and low output, providing customers with efficient and reliable solutions. This case exemplifies the immense potential of digital transformation in traditional manufacturing and offers valuable experience for industry upgrading.

Over the years, the company has collaborated with numerous domestic and international machinery manufacturers, including Bao E, Xugong Group, Zoomlion, Sanhe Intelligent, and CMV, contributing significantly to infrastructure projects both in China and around the world.


The R&D technology of Kelly Bars, Rotary Drilling Rigs and Excavators has passed international certifications , strictly following industry technical specifications, ensuring that the equipment meets international standards in terms of safety performance, environmental indicators and operation efficiency, and satisfying the technical requirements of customers in different regions around the world.

Fully automatic laser cutting machine

Intelligent welding machine operator

Kelly bar welding special machine
The Kelly bar welding special machine can efficiently complete two-way Kelly bar welding, significantly improving welding quality and product durability, reducing the need for manual intervention, and accelerating the production speed of products. It also has the same production efficiency for customer customization, meeting the needs of various tasks.












