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High pressure steel fittings are essential components in piping systems where elevated pressure and temperature conditions are present. Hebei Longrun Pipeline Group Company supplies high pressure steel fittings engineered to maintain structural integrity and sealing performance in demanding industrial and energy-related applications.
Our high pressure fittings are manufactured primarily from carbon steel and alloy steel grades suitable for high-stress service. Common materials are selected based on pressure rating, temperature range, and fluid characteristics. These fittings are designed to meet relevant standards and pressure classes, supporting applications that require reliable performance under continuous or cyclic loads.
Reducers, elbows, tees, and caps for high pressure service are produced with controlled wall thickness and reinforced transition zones to minimize stress concentration. Dimensional tolerances are strictly managed to ensure proper fit-up and welding quality during installation.
Manufacturing of high pressure steel fittings involves hot forming or forging processes that improve material density and mechanical strength. After forming, fittings undergo heat treatment such as normalizing or quenching and tempering. These processes enhance tensile strength, toughness, and resistance to deformation under pressure.
During production, samples from each heat are tested to confirm compliance with mechanical property requirements. Hardness testing and impact testing are performed when specified, especially for fittings intended for low-temperature or high-pressure environments.
Quality assurance for high pressure steel fittings includes comprehensive inspection procedures. Visual inspection ensures surface quality, while nondestructive testing methods such as ultrasonic testing or radiographic testing are used to detect internal defects. Pressure-related tests can be conducted according to project requirements to verify the fitting’s ability to withstand specified operating conditions.
All fittings are clearly marked with size, material grade, pressure class, and heat number. Complete documentation accompanies each shipment, supporting traceability and compliance with engineering and regulatory requirements.
High pressure steel fittings supplied by Hebei Longrun Pipeline Group Company are commonly used in oil and gas pipelines, petrochemical plants, power generation systems, hydraulic pipelines, and industrial process units. These environments demand fittings that can operate safely under high internal pressure and temperature variations.
By focusing on material control, standardized manufacturing, and systematic inspection, Hebei Longrun Pipeline Group Company provides high pressure steel fittings suitable for critical pipeline systems and long-term industrial use.
