Application: The cold drawn seamless tubing is commonly used in the manufacturing of boilers, reheaters, superheaters, heat exchangers, condensers, and other applications where high strength, accurate dimensions, and corrosion resistance are required.
Cold Drawn Seamless Tube
Benefits of cold drawn seamless tubing:
Higher Strength & Hardness Properties: Cold drawn seamless tubing undergoes a cold drawing process, which results in improved mechanical properties such as higher strength and hardness. This makes it suitable for applications that require strong and durable tubing.
Size Accuracy: Cold drawing allows for precise control over the dimensions of the tubing, resulting in excellent size accuracy. This ensures that the tubing fits perfectly in the intended application, minimizing the need for additional machining or adjustments.
Enhanced Appearance: Cold drawn seamless tubing has a smooth and uniform surface finish, giving it an enhanced appearance compared to other manufacturing methods. This makes it suitable for applications where aesthetics are important.
Uniform Micro-Structure: The cold drawing process helps in achieving a uniform micro-structure throughout the tubing. This results in consistent material properties and enhanced reliability.
Easier To Machine: Cold drawn seamless tubing has improved machinability compared to other types of tubing. Its uniform structure and precise dimensions make it easier to work with during machining processes, reducing the machining time and improving efficiency.
Tight Tolerances: Cold drawn seamless tubing can be manufactured with tight tolerances, which ensures precise dimensions and reduces the need for additional machining. This saves time and cost during production.
Reduced Spiraling Eccentricity: Cold drawn seamless tubing is less prone to spiraling eccentricity, which refers to the twisting or misalignment of the tubing. This ensures better alignment and fit in applications that require straight and accurately aligned tubing.
Standard: The cold drawn seamless tubing is manufactured according to standards such as ASTM A213/ASME SA213 and ASTM A249/ASME SA249, ensuring compliance with industry norms and specifications.
Material: The cold drawn seamless tubing is available in various materials, including 304, 304L, 304H, 310S, 316, 316L, 316H, 316Ti, 321, 321H, 347, and 347H. These materials offer excellent corrosion resistance and are suitable for a wide range of applications.
Size: The cold drawn seamless tubing is available in a range of sizes, with outer diameters (OD) ranging from 10mm to 168mm and wall thickness (WT) ranging from 1mm to 18mm. This variety in size ensures compatibility with different application requirements.
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