Industry Updates and Technical Resources

High-Pressure Mud Manifold Introduces the composition and function of high-pressure mud manifolds, including valve groups, slab gate valves, hammer unions, high-pressure hoses and rotary hoses. New Swivel Joint Coupling Structure for Cementing Trucks Describes an improved swivel joint coupling structure for cementing trucks and mobile pump units, including sealing features and field application results. Improvements to 5,800 psi (40 MPa) Swivel Joint Sealing Technology Analyzes low-pressure leakage causes in 5,800 psi swivel joints and explains sealing improvements using elastic preloading components. Burst Failure Analysis of a Fracturing Truck Swivel Joint Reviews inspection results and identifies stress corrosion cracking as the main failure mechanism in a fractured swivel joint. Process Methods to Improve Swivel Joint Body Service Life Discusses structural and manufacturing improvements that can extend swivel joint body service life. Forging Process for Fracturing Manifold Swivel Joint Blanks Outlines a manufacturing process for forged swivel joint blanks used in fracturing manifolds. Formation Testing Tools / Formation Tester Explains the purpose, structure, operating principle and performance requirements of formation testing tools. Flowing Wellhead Equipment, Casing Head and Tubing Head Summarizes casing heads, tubing heads, downhole safety valves and production wellhead equipment. Well Control Equipment - Wellhead Equipment Introduces well control equipment, wellhead model designations, tubing heads, casing heads and Christmas tree structures. Annular BOP, Ram BOP, Rotating BOP and Shear Ram BOP Summarizes major blowout preventer types used for well control during downhole operations. Choke and Kill Manifold Explains the function, classification, model designation and main valve components of choke and kill manifolds. Research on High-Pressure Flow Control Equipment and Manifolds Reviews technical background, engineering value and research topics for high-pressure flow control components and manifolds. Brief Analysis of Swivel Joint Structure Discusses swivel joint structure and the requirements placed on bearings and sealing rings during cementing and hydraulic fracturing. Fatigue Crack Growth Life Analysis of High-Pressure Flowline Manifold Systems Analyzes subcritical fatigue crack growth and service-life factors in high-pressure manifolds. Conclusions, Recommendations and Outlook for High-Pressure Flowline Manifold Systems Summarizes stress distribution, design recommendations and future improvement directions for high-pressure manifolds. Fracturing Equipment Introduces fracturing trucks, blending units, manifold trucks, sand carriers, instrument trucks and other supporting equipment. Breakdown Causes of Style 10 and Style 80 Rotary Unions Analyzes erosion-related breakdown causes in Style 10 and Style 80 rotary unions and describes design improvements. Trial Manufacture of GH-700 Manifold Introduces technical parameters, structural performance and main components from the trial manufacture of the GH-700 manifold. 700 kg/cm2 Fracturing Manifold Reviews development and trial production of a 700 kg/cm2 fracturing manifold and proposes further design improvements. 2023 API Audit and Follow-Up Review Notes Summarizes API audit findings, cause analysis, corrective actions, preventive actions and follow-up review items.