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Process casing heads

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December 30, 2025
Category Connection: Sucker Rod Pump
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Tags:
#oil sucker pump #gas anchor rod pump #subsurface sucker rod pump
Brief: In this video, observe the step-by-step operation of the API 6A Casing Head for deep well applications. You will see a detailed walkthrough of its assembly, including the two-section main body with rubber gaskets and the compression plates secured by eight screws. We demonstrate how the side plugs are used for pressure testing and cement extrusion, showcasing the reliable sealing performance proven in demanding oilfield environments like Zhongyuan.
Related Product Features:
  • API 6A compliant casing head designed for deep well applications in oilfields.
  • Two-section main body construction with rubber gaskets for enhanced sealing integrity.
  • Compression pressure plates tightened with eight screws ensure a long-term, reliable seal.
  • Features two side plugs for convenient wellhead pressure testing and cement extrusion operations.
  • Improved sealing performance based on the proven JGT-21B model for superior reliability.
  • Available in 244 × 140 and 340 × 140 series to suit various deep well specifications.
  • Capable of handling working pressures from 2,000psi up to 20,000psi for high-demand scenarios.
  • Constructed from materials suitable for harsh environments, including H2S/CO2 containing gases.
FAQs:
  • What are the main specifications available for this API 6A Casing Head?
    This casing head is available in the 244 × 140 and 340 × 140 series, with nominal bore diameters ranging from 2 1/16" to 5 1/8" and working pressures from 2,000psi to 20,000psi to accommodate various deep well requirements.
  • How does the casing head ensure reliable sealing in high-pressure applications?
    It features a two-section main body with rubber gaskets and compression plates tightened by eight screws, creating a robust and long-lasting seal. This design, improved from the JGT-21B model, has been proven reliable in deep wells like those in the Zhongyuan Oilfield.
  • What is the purpose of the plugs on the casing head?
    Two plugs are installed on both sides of the casing head, enabling essential operations such as wellhead pressure testing to verify integrity and facilitating the extrusion of cement during the well completion process.
  • What standards and material classes does this wellhead equipment meet?
    It conforms to the SY/T5127-2002 standard and is available in material classes AA, BB, CC, DD, EE, FF, ensuring compatibility with various corrosive environments, including those with H2S and CO2.
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