Non-Magnetic Drill Collar P530 P550
A non-magnetic drill collar is a specialized component used in the drilling industry, particularly in directional and horizontal drilling operations.
Unlike traditional drill collars, these are made from non-magnetic materials, such as stainless steel or other alloys, to avoid interference with the measurement-while-drilling (MWD) and logging-while-drilling (LWD) tools. This allows for accurate data collection and navigation of the drill bit. Non-magnetic drill collars offer high strength, durability, and resistance to corrosion, making them essential for precise and efficient drilling in complex subsurface conditions.
Features:
- Non-Magnetic Material: Typically made from non-magnetic stainless steel or other non-magnetic alloys to prevent interference with downhole electronic instruments.
- High Strength and Durability: Engineered to withstand the harsh conditions of drilling operations, including high pressure and torque.
- Corrosion Resistance: Resistant to corrosion, ensuring a longer lifespan even in challenging drilling environments.
- Precision Engineering: Manufactured to precise specifications to ensure proper fit and function within the drill string.
Uses:
- Directional and Horizontal Drilling: Essential for operations where precise control and data accuracy are critical, such as in directional, horizontal, and extended-reach drilling.
- Measurement While Drilling (MWD): Used in conjunction with MWD tools to provide real-time data on the wellbore's direction and inclination.
- Logging While Drilling (LWD): Works with LWD tools to gather various geological data while drilling, such as formation properties and wellbore conditions.
Application Scenarios:
- Oil and Gas Exploration: Widely used in the oil and gas industry to ensure accurate well placement and optimize resource extraction.
- Geothermal Drilling: Utilized in geothermal energy projects where precise drilling is essential to access geothermal reservoirs.
- Mining and Mineral Exploration: Applied in the mining industry for exploratory drilling to obtain accurate subsurface data.
- Scientific Research: Employed in scientific drilling projects where detailed subsurface information is require
Benefits:
- Improved Directional Control: Minimizes magnetic interference, enhancing the accuracy of directional drilling.
- Safety: Reduces the risk of drill string sticking and other issues associated with magnetic interference.
- Durability: High mechanical strength ensures longevity and reliability in harsh drilling environments.



Technical Parameters (or customized)
SPEC.(MM) | OD.(MM) | Magnetic Permeability | Tensile Strength (Mpa) | Yield Strength (Mpa) |
Φ63 | 63 | ≤1.005 | ≥1035 | ≥965 |
Φ73 | 73 | ≤1.005 | ≥1035 | ≥965 |
Φ76 | 76 | ≤1.005 | ≥1035 | ≥965 |
Φ89 | 89 | ≤1.005 | ≥1035 | ≥965 |
Φ91 | 91 | ≤1.005 | ≥1035 | ≥965 |