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  1. Wellhead - Wikipedia

    A wellhead is the component at the surface of an oil or gas well that provides the structural and pressure-containing interface for the drilling and production equipment.

  2. Wellhead 101: What Is a Wellhead and How Does It Work?

    Oct 15, 2025 · A wellhead is the structural and pressure-containing component installed at the surface of a well—whether oil, gas, thermal (SAGD, CSS, geothermal), or hydrogen.

  3. Types of Wellhead: A Complete Guide for Oil & Gas Operations

    Nov 17, 2025 · In oil and gas drilling, the wellhead plays one of the most critical roles in maintaining well integrity, controlling pressure, and ensuring safe drilling and production operations.

  4. Christmas Tree and Wellhead: Function, Components, Differences, …

    A wellhead is a structure that sits at the surface of an oil or gas well, providing a point of access for drilling and production operations. It is essentially the terminal point of the wellbore, serving as the …

  5. Wellhead in Oil and Gas Explained | Functions & Importance

    What is a Wellhead? A wellhead in an oil and gas field is the equipment installed at the top of the wells, responsible for providing a secure pressure seal and supporting the casing and tubing strings in …

  6. Wellhead - an overview | ScienceDirect Topics

    Wellheads withstanding pressures up to 20,000 psi (pounds per square inch) are used. The wellhead consists of three components: the casing head, the tubing head, and the ‘Christmas tree’. The casing …

  7. wellhead | Energy Glossary

    The wellhead also incorporates a means of hanging the production tubing and installing the Christmas tree and surface flow-control facilities in preparation for the production phase of the well.

  8. Conventional wellhead systems - Baker Hughes

    We offer wellhead sizes and capacities for any drilling, production, and fluid media application, all based on variable-bowl technology that meet or exceed API 6A specifications (latest edition).

  9. Wellheads - leading oil & gas instrumentation

    We offer a wide range of wellhead equipment, including casing heads, tubing heads, and valves, tailored to meet diverse operational needs. Committed to quality and sustainability, the company integrates …

  10. Wellhead 101: What is a wellhead? - Stream Flo DMLX

    Jan 19, 2023 · What is a wellhead? An oil and gas wellhead is the component at the surface of an oil or gas well that provides the pressure-containing interface for the drilling and production.