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Spiral wound finned tubes are specialized heat transfer components designed to maximize thermal efficiency in industrial systems. These tubes feature a helical fin structure wrapped around a base tube, creating an extended surface area that enhances heat exchange between fluids. Unlike traditional smooth tubes, the spiral fins increase the heat transfer area by 3-10 times, …
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Welded finned tubes are specialized heat transfer components designed to maximize thermal efficiency by attaching metal fins to a base tube through advanced welding techniques. The basic structure consists of a central base tube (typically carbon steel, stainless steel, or copper) with helical or longitudinal fins welded to its outer surface. This design significantly increases …
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The maintenance of embedded finned tubes should focus on their structural characteristics (fins embedded in the grooves of the base tube), and develop specifications based on anti detachment, anti-corrosion, and sealing requirements. The core points are as follows:1、 Fin cleaning and anti blocking1. Dust cleaningUse compressed air (pressure ≤ 0.4MPa) to blow in the direction …
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The processing specifications for wrapped finned tubes cover key aspects such as material handling, winding process, welding control, and quality inspection. The specific technical standards are as follows:1. Material selection for pipes and finsPipe material: 20 # carbon steel seamless pipe is used for high temperature and high pressure environments, and 304/316L stainless steel pipe …
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The installation of welded finned tubes must strictly follow the process specifications to ensure heat exchange efficiency and equipment safety. The core points are as follows:1、 Pre installation inspection1. Quality acceptanceCheck the appearance of the finned tube for deformation, ensure that the fins are not loose or detached, and ensure that there are no pores …
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1、 Industrial thermal management system1. Petrochemical and Energy SectorPetroleum refining: used as a heat exchanger in atmospheric and vacuum distillation, catalytic cracking and other units to process high-temperature oil and gas (300-600 ℃), with a corrosion-resistant design that can resist sulfide corrosion.Power plant waste heat recovery: The waste heat of flue gas is recovered in …