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Casing represents the largest consumption category within oil country tubular goods (OCTG), accounting for over 70% of all tubular products used in oil and gas well construction. Unlike drill pipe or production tubing, casing becomes permanently cemented into the wellbore and cannot be retrieved for reuse. This article examines the technical classifications, dimensional specifications, material

API 5CT Tubing: Types, Specifications, Steel Grades, and Technical RequirementsTubing serves as the primary conduit for hydrocarbon extraction in oil and gas wells. Unlike casing, which provides structural integrity to the wellbore, tubing operates as a replaceable production string that directly contacts well fluids under varying pressure and temperature conditions. Understanding tubing classifications, dimensional tolerances,

Baoshi Machinery Achieves China's First Ultra-Long Perforating Gun Segmented Cutting and Fishing Operation Under Pressure Company sets new national record with 1,711-meter operation, advancing ultra-deep well intervention technology capabilities Baoshi Machinery's Chengdu subsidiary has successfully completed China's first ultra-long perforating gun segmented cutting and fishing operation under pressure, establishing a new benchmark for pressurized workover

China Successfully Conducts First Full-Scale High-Pressure Hydrogen Pipeline Jet Fire Tests December 7, 2024 Xinjiang, China China National Pipeline Group, in collaboration with the China Academy of Safety Science & Technology, successfully completed the country's first full-scale high-pressure pure hydrogen pipeline jet fire testing series at the Pipeline Fracture Control Test Site in Hami,

SHUNFU STEEL Global Hydrogen Energy and Pipeline Technology Solutions Global Hydrogen Energy Technology and Industry Development Trends: Opportunities for Oil and Gas Pipeline Industries Oil & Gas Pipeline Engineering Network | September 16, 2020 President Xi Jinping, from the strategic height of ensuring national energy security, proposed the "Four Revolutions, One Cooperation" energy security

SHUNFU STEEL Natural Gas Pipeline Engineering Standards Natural Gas Pipeline Spacing Requirements: Comprehensive Guide to Installation Standards and Safety Distances This comprehensive guide provides detailed spacing requirements and installation standards for natural gas pipelines, covering underground installations, indoor systems, safety distances, and regulatory compliance. Understanding these requirements is essential for safe and effective gas

SHUNFU STEEL Advanced Pipeline Coating Technologies Research Research on Pipeline Anti-Corrosion Coatings: Advanced Technologies and Development Trends in Pipeline Protection Systems Abstract Pipeline corrosion represents a critical factor affecting pipeline system reliability and service life. The selection and application of appropriate anti-corrosion coatings are of paramount importance for pipeline safety operations, service longevity, and

 SHUNFU STEELAdvanced Underwater Testing TechnologiesUnderwater Ultrasonic Non-Destructive Testing Technology: Advanced Marine Inspection Methods and ApplicationsUnderwater ultrasonic testing (UWUT) represents one of the most critical underwater non-destructive testing methods for marine engineering applications. As modern petroleum industry increasingly expands into marine environments, the demand for underwater ultrasonic flaw detection technology continues to grow, making UWUT highly

SHUNFU STEEL Advanced Pipeline Inspection Technologies Comprehensive Guide to Long-Distance Pipeline Inspection Technologies: Advanced Internal and External Detection Methods Due to various interfering factors, long-distance pipelines inevitably experience leakage or develop leakage tendencies during their service life. To minimize negative impacts on production and the environment, strengthening pipeline inspection represents an essential preventive measure.