P550 Non-magnetic Steel Bar for Drill Collar

Product Description

Low carbon non-magnetic steel P550 is a high nitrogen chromium manganese non-magnetic stainless steel with special electromagnetic and mechanical properties.

A. Chemical composition: P550 non-magnetic steel is mainly composed of elements such as iron, chromium, manganese, nitrogen, etc. Among them, the content of chromium and manganese is relatively high, while the content of carbon is relatively low, belonging to the category of low carbon steel. This chemical composition gives P550 non-magnetic steel a stable austenite structure and excellent electromagnetic properties.

B. Electromagnetic performance: P550 non-magnetic steel has low magnetic permeability, high electrical resistivity, and minimal eddy current losses in a magnetic field. This allows it to remain non-magnetic or weakly magnetic in strong magnetic field environments, thereby avoiding interference with surrounding electronic devices.

C. Mechanical properties: P550 non-magnetic steel has high hardness, strength, wear resistance, and good toughness.

Application

Non magnetic steel materials have broad market prospects in many industries as below:

Firstly, in the power industry, with the continuous development of ultra-high voltage transmission technology and the construction of smart grids, the demand for non-magnetic steel materials is increasing day by day. Non magnetic steel is used to manufacture equipment such as transformer cores and reactors, which can effectively reduce hysteresis and eddy current losses and improve energy transmission efficiency.

Secondly, in the medical field, high-end medical equipment such as magnetic resonance imaging (MRI) has extremely high requirements for non-magnetic performance. Non magnetic steel can be used to manufacture components for MRI equipment, ensuring accurate imaging and stable operation. With the advancement of medical technology and the increasing demand for medical services, this market is expected to continue to expand.

Thirdly, in the aerospace field, non-magnetic steel materials can be used to manufacture key components such as aircraft instruments and navigation systems, reducing magnetic field interference and improving flight safety and reliability. With the rapid development of the aerospace industry, the demand for high-performance non-magnetic steel will continue to rise.

Forthly, Petroleum drilling: P550 non-magnetic steel is one of the important and commonly used materials in the field of petroleum drilling, commonly used in the production of non-magnetic drill collars, sheaths for measuring/logging instruments while drilling, rotary directional drilling tools, stabilizers, and other products. These products need to withstand harsh environments such as high temperature, high pressure, and strong magnetic fields during oil drilling, and P550 non-magnetic steel is the ideal material to meet these requirements.

Fifthly, in the field of electronic communication, non-magnetic steel is also used in the manufacturing of electronic products such as mobile phones and computers to shield electromagnetic interference and ensure the normal operation of equipment. With the popularization of 5G technology and the upgrading of electronic products, the demand for non-magnetic steel will continue to grow steadily.

Finally, in the field of new energy, such as wind power generation, solar power generation, etc., non-magnetic steel is used to manufacture key components of generators, which can improve power generation efficiency and equipment stability. With the increasing global attention and investment in clean energy, the field of new energy will become an important application market for non-magnetic steel materials.

In summary, non-magnetic steel materials have important application value in many fields, and their market prospects are very broad, with the potential for sustained growth and development in the future.

Size available

Diameter: 20-800MM, Length: 100-12000MM or as required

Surface Treatment

Mill finish, Black, Semi-processed, Turned, Peeled, Bright and so on.

Other steel grade available for non-magnetic steel bar 

DG60, HPM75, 20Mn23AIV, Mn13, 50Mn18Cr4, 7Mn15Cr2Al3V2WMo, 40Mn18Cr3, 40Mn18Cr4, 40Mn18Cr4V, 0Mn18Cr5Mo3VN, 1CR11MOV, 45Mn17Al3 and so on.

Production Process:

The production of P550 non-magnetic steel requires special processes and technologies to ensure the stability of its chemical composition and properties. This includes high-temperature annealing process and gas soft oxidation process, which can improve its cutting performance, enhance its surface hardness and wear resistance.

P550 Non-magnetic steel round bar in stock

Finished Non-magnetic Drill Collar

Packing

Export standard seaworthy packing, or as the customers' requirement.

Our advantages
1. Technician team: over 30 years of experience in steel industrial application.
2. Rich source of steel material abroad and locally.
3. Export staff embodied with fluent English communication skills, good knowledge in steel industries, and we also staffed with sales can speak Russian, Spanish and Japanese for better communication.
4. Providing wide range of special sizes and rare steel grades unavailable elsewhere

5. Short leading time and small batch orders are welcomed.

6. Marine 3.2 certificate like LR, BV, ABS, DNV and so on.