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Extrusion or rolling: The blank tube is formed into the final shape of a seamless tube by gradually reducing the outer diameter and wall thickness through an extrusion or rolling machine. This step requires a high degree of control to ensure that the size and quality of the pipeline meet the specification requirements.Annealing: Annealing is an important heat treatment step that eliminates residual stress and improves the mechanical properties and toughness of pipelines by annealing them at high temperatures.

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Design: The design of the pipeline must meet the specific requirements of the project and application, including pressure resistance, temperature resistance, and corrosion resistance. Reasonable design can reduce potential safety risks.Installation: When installing precision seamless steel pipes, correct installation procedures and techniques must be followed. Ensure proper connection, fixation, and support of pipelines to prevent leakage or damage. Maintenance: Regular maintenance and inspection are key to ensuring the safety of precision seamless steel pipes. Check the condition of the pipeline, promptly repair and replace aged or damaged components.

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Special specifications: Some applications may require seamless steel pipes of special specifications, such as high-pressure boiler pipes, oil and natural gas pipelines, chemical pipelines, etc. These special applications typically require meeting specific specification requirements.The specifications and wall thickness of seamless steel pipes are determined based on specific applications and requirements. When selecting seamless steel pipes, it is necessary to determine the appropriate specifications and wall thickness based on the characteristics of the application, the pressure and temperature conditions they are subjected to, and other factors. Manufacturers usually provide seamless steel pipe specifications that meet international standards to meet different needs.

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The production process of high-pressure boiler tubes usually includes the following main steps:Raw material preparation: Firstly, select appropriate steel or alloy as the raw material. These raw materials are usually provided in the form of steel billets (or steel tube billets), and their chemical composition and dimensions must comply with standards and requirements.Perforation: The steel billet is perforated through a piercing machine, transforming it into a hollow tubular structure, forming the initial shape of a seamless tube.Heating of the blank tube: The blank tube needs to be heated through a heating furnace to improve its plasticity for further processing.

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Chemical composition analysis: By using chemical analysis techniques such as spectral analysis or chemical determination, the chemical composition of pipelines is detected to ensure that the alloy composition meets the requirements.Non destructive testing: includes non-destructive testing methods such as ultrasonic testing, radiographic testing, and magnetic particle testing, used to detect defects, cracks, and corrosion inside pipelines. Pressure testing: Conduct a pressure test by exposing the pipeline to high pressure to test its sealing and pressure resistance. The testing pressure and time should comply with the specifications.

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Alloy Steel: Alloy steel has high strength and heat resistance, making it suitable for use in high-temperature and high-pressure boilers. Commonly used alloying elements include chromium, molybdenum, and cobalt, which provide oxidation and corrosion resistance.Stainless steel: Stainless steel is a type of steel with excellent corrosion resistance, suitable for boiler environments that require high corrosion resistance, such as in the chemical and food processing industries.Chromium Molybdenum Steel: Chromium molybdenum steel is an alloy steel that typically contains chromium and molybdenum, and has excellent high-temperature strength and corrosion resistance. It is commonly used in high-temperature and high-pressure boilers.