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Papua New Guinea Carbon steel finned tube

With high-frequency power supply as the heat source, the steel strip and steel pipe are heated at the same time, so that they are welded together as a whole.

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Papua New GuineaHigh frequency welding finned tube

  • Product Description
  • 1. Overview

    With high-frequency power supply as the heat source, the steel strip and steel pipe are heated at the same time, so that they are welded together as a whole.

    2. production process

    When the process of carbon steel finned tube is high frequency welding, the strip steel is spirally welded on the base tube on the automatic welding production line. The welding rate of this structure is as high as 98%, the structure is firm and corrosion resistant, and it is suitable for working conditions with harsh environment.

    Carbon steel finned tube spacing is larger, from 3.2-8mm, the thickness is generally 0.2-3mm, the unit heat exchange area is small, the contact thermal resistance is relatively large. The high-frequency welding process is used to weld the steel strip and the heat exchange tube together to form an efficient heat transfer surface. In this process, parameters such as welding temperature, time and pressure need to be precisely controlled to ensure welding quality and heat transfer efficiency. Weldable fin material: carbon steel, corrosion-resistant steel, stainless steel, alloy steel

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    Characteristics of 3. high frequency welding carbon steel finned tube

    1. The installation is simple and economical. The length of the high-frequency welding spiral finned tube can reach 6 meters, which reduces the connection point, makes the installation more economical and fast, and reduces the probability of water leakage at the connection.

    2. easy maintenance, high frequency welding spiral finned tube after installation, basically no longer need to maintain.

    3. High efficiency, high frequency welding spiral finned tube is full contact welding of fin and steel pipe winding, the heat dissipation area is more than 8 times that of the smooth tube, the interior is smooth, and the internal water flow resistance is small.

    4. Long service life, high mechanical strength combined with fins and pipes, tensile strength of more than 200Mpa, hot galvanizing inside and outside the tube.

    5. It has the characteristics of high heat exchange efficiency, large heat dissipation area, long service life, wide temperature range, and high pressure.

    4. Application Areas

    As an efficient heat transfer element, the application field of high frequency welded spiral finned tube is expanding. It is widely used in waste heat recovery, petrochemical industry, power station boiler, economizer, bus, industrial and civil building heating, refrigeration, medicine drying, wood drying, grain drying system, light industry, electric power, metallurgy, energy and other industries.

    Production process