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Core Overview:

    Drilling Spool is a key connection hub in the wellhead device of oilfield drilling, and is an important component under the wellhead blowout prevention device. It is responsible for connecting the wellhead blowout preventer group, casing head and various well control manifolds. It has multiple channels to guide the circulation of drilling fluid between the wellbore and the ground equipment to ensure the efficient operation of drilling operations. At the same time, the drilling spool also has the function of controlling the wellhead pressure. By adjusting the flow and pressure of the drilling fluid, it can maintain the stable state in the wellbore and prevent accidents such as blowouts, thereby realizing the coordinated work of the entire well control system.

The design of the drilling spool complies with international standards such as API 16A to ensure that it can withstand extreme operating environments such as high pressure and high temperature.

    Our company Huichi petro can also customize products such as adapter spools. All sizes and pressures can be designed and produced according to the detailed requirements of customers. All our production and processing are strictly carried out in accordance with ISO9001 and API standards. Our mature production process ensures that the product quality meets international requirements. We also welcome third-party inspections such as BV, SGS and TUV.

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Structural highlights:

1. Strong main body material: The main body is carefully forged or cast with high-strength alloy steel. This material gives the drilling spool excellent pressure resistance, impact resistance and fatigue resistance, enabling it to maintain structural stability and integrity under harsh drilling conditions such as high pressure, vibration and complex stress, and extend the service life of the equipment.
2. Standard connection interface: The upper and lower interfaces are flanged or clamped, strictly following international general industry standards such as API, to ensure tight, reliable connection with the wellhead blowout preventer group and casing head, and good sealing. The side interface is used to connect well control equipment such as throttle manifolds and well-killing manifolds to ensure compatibility and interchangeability between various equipment, and facilitate the installation, disassembly and maintenance of equipment.
3. Efficient sealing system: Equipped with high-performance sealing devices, including rubber sealing rings, metal sealing rings, etc., the sealing structure is scientifically and reasonably designed, can adapt to high temperature, high pressure and various complex media environments, effectively prevent the leakage of fluid in the well at the connection, and ensure the sealing performance and safety of the wellhead device.

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Working Principle:

1. Fluid circulation guarantee: During normal drilling operations, drilling fluid is injected into the well through the drill pipe and then returns to the ground from the annular space between the well wall and the drill pipe. The drilling spool, as a key channel hub, ensures that the drilling fluid can circulate smoothly and stably, providing continuous cooling and lubrication for the drill bit, while smoothly bringing the cuttings out of the wellhead.
2. Pressure control and regulation: Once the pressure in the well fluctuates abnormally, the drilling spool quickly cooperates with the blowout preventer group, throttling and well-killing manifold and other equipment to accurately adjust the wellhead back pressure through the throttling manifold and well-killing manifold connected by the side interface, effectively controlling the outflow rate of the fluid in the well.

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Functional advantages:

1. Connection support: As the core component of the wellhead device, the drilling spool is tightly connected to the wellhead blowout preventer group, casing head and other well control equipment to form a stable overall structure.
2. Key role in well control: The drilling spool occupies a core position in well control operations and is a key factor in achieving wellhead pressure regulation. By working in coordination with the well control system, it can respond quickly to emergencies, take effective control measures, and significantly reduce the risk of blowout accidents.
3. Data monitoring and collection: The drilling spool is equipped with advanced monitoring equipment such as high-precision pressure gauges and temperature sensors, which can monitor key parameters such as wellhead pressure and temperature in real time and accurately.

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Application scenarios:

The Drilling Spool produced and sold by our company Huichi petro is widely used in various oil field drilling operations on land and sea. Whether it is conventional drilling, directional drilling or horizontal drilling, the drilling spool is an indispensable and important equipment, providing reliable guarantee for drilling operations under various complex geological conditions.

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The connection size and pressure:

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Product display:

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Product package:

Product packaging: iron box or iron frame, wooden pallet, wooden box, bulk or customized according to customer requirements.

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Product detection:

100% inspection will be carried out before shipment, and video image data and inspection reports will be provided.

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Accepted delivery terms:

FOB, CFR, CIF, EXW, FAS, CIP, FCA, CPT, DEQ, DDP, DDU, Express Delivery, DAF, DES.

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About HuiChi (HC) petro:

Shandong Huichi Industry & Trade is a professional supplier of drilling equipment for the oil and gas industry. We are committed to providing the best products and services to customers around the world.

We HuiChi (HC) Petro always regard our customers as our partners and aim to achieve long-term cooperation value. Our Huichi products cover different fields such as oil fields, water wells, HDD, etc.

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Why choose HuiChi (HC) petro?

One-stop drilling equipment supply;

Employee engineers have more than 10 years of experience in supplying drilling equipment;

More than 10 people engaged in export business;

More than 40 partner countries and regions;

More than 200 customers having close cooperative relationships;

More than 250+ partner factories as suppliers.

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Focus on well drilling equipment , we have been working hard and hope to become your most professional oil & gas equipment supplier and the best partner!

Sales Manager: Cherry Chi

Email: cherry@huichipetro.com

Mob/WhatsApp/We chat: +86 15553820372