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Papua New Guinea Open-toothed finned tube

The open-tooth finned tube is a series of triangular cuts machined on the outer edge of the general annular fin, thereby forming an open-tooth fin shape.

Category:

Papua New GuineaHigh frequency welding finned tube

  • Product Description
  • 1. Overview

    The open-tooth finned tube is a series of triangular cuts machined on the outer edge of the general annular fin, thereby forming an open-tooth fin shape.

    2. production process

    The open-tooth fin tube is to open the steel strip before the high-frequency welding of the fins, and then use the skin effect of the high-frequency current to weld the steel strip after the tooth opening to the steel pipe. Is a new, wear-resistant, heat exchange material, is a kind of energy-saving heat exchange components. The weldable diameter is φ25-φ168mm; The thickness of the weldable steel pipe is 1-10mm; The length of the weldable steel pipe is 0.5-15m; The height of the weldable fin is 8-20mm; The thickness of the weldable fin is 0.8-2.5mm; The fin pitch is 4.5-15mm; Weldable materials include carbon steel, low carbon steel and stainless steel.

    合金钢不锈钢翅片管

    3. product features

    The high-frequency welded open-tooth finned tube has a greater turbulence effect on the gas outside the tube than the non-open-tooth fin, which increases the flow speed of the gas, enables the gas to flow effectively in a turbulent state, and effectively enhances the heat transfer effect. In the case of large gas pressure drop, the open-tooth finned tube improves the heat exchange efficiency and can better prevent dust accumulation.

    Four: application areas

    Open-tooth finned tubes are often used in boiler economizers and flue gas waste heat recovery equipment.