Lord Fin Tube--T.S. Industrial Co.,Ltd

G-type finned tubes and KL finned tubes, which is better? Its difficult to say which type of finned tube, G-type or KL, is definitively better, as both have advantages and disadvantages depending on the specific application and operating conditions. For example, G-type finned tubes are typically better suited for gas-to-fluid heat transfer applications due to their larger fin pitch and mechanical strength, whereas KL finned tubes may be more effective in liquid-to-fluid heat transfer applications due to their smaller fin pitch and higher heat transfer coefficient. Additionally,  the choice of finned tube may also depend on other factors such as cost, ease of manufacturing, and availability of materials. Ultimately,  the most suitable type of finned tube for a given application will depend on a thorough analysis of the specific requirements and operating conditions, taking into account factors such as heat transfer performance, mechanical strength, and durability. KL finned tu...

ASTM B111 C70600 Fin Tube include bare tubes as per ASTM B111 C70600 and copper fins. Mainly L type or Brazed type fin tube. ASTM B111 C70600 Fin Tube has great anti rust proformance and high heat transfer capacity. However the cost is quite high. L Type ASTM B111 C70600 Fin Tube Base Tube Material Fin Material Tube Length (mm) Fin length  (mm) Fin Tube Quantity (Pc) ASTM B111 C70600 Copper 4200 4000 380 Base Tube O.D (mm) Base Tube Thickness  (mm) Fin Height (mm) Fin Thickness  (mm) Fin Pitch  (mm) 18 1.067 7 3.3 2.54 ASTM B111 C70600 Fin Tube   has good corrosion resistance, especially in seawater. It is widely used in shipbuilding, petrochemical, natural gas and other offshore related industries. ASTM B171 C70600 Plate For Tube Sheet, Tube Sheet Material ASTM B171-C70600 Size: 4’x8’ X 1-3/4 Inch Thk, Qty: 2 Tube Sheet. ASTM B111 C70600 Fin Tube

What is internally rifled boiler tube? Internally rifled boiler tubes are used in thermal power plant boilers to evaporate water into steam. They are more efficient due to their internally rifled shape. Because the boiling crisis occurs later, there is more heat transfer between the pipe and the fluid inside the pipe. This type of tube is generally more expensive than plain tubes. Current research into these tubes is being conducted due to their potential to improve power plant efficiency. Rifled tube  is steel with spiral ribs on the inner surface which are produced by cold drawing process. Lead angle of the ribs (spiral angle) P is 30 degrees to the tube axis plane. By irregularities and spiral effect of inner surface, it is possible to prevent the film boiling when the water in the boiler to boil. And it prevent overheating. Internally rifled boiler tube standard material Low-carbon steel, Low-alloy steel ASTM A192, ASME SA192, ASTM A209, ASME SA210 and ASME SA213 specifications...

The finned tubes in the boiler Boiler with finned tube heat exchanger components as a long-term work in high temperature flue gas conditions, such as heat exchangers used in boiler tube boiler with finned harsh environment, high temperature and pressure and in a corrosive atmosphere, which requires finned tube boiler It should have a high performance. Fin tube boiler performance: 1) corrosion resistance (Anti-corrosion) 2) wear (Anti-wear) 3) low contact resistance (lower contact resistance) 4) high stability (Higher Stability) 5) anti-fouling ability (Anti-fouling ability) Fin tube boiler situation: China Steel Industry Association and other experts believe that the boiler with finned tubes steel market downturn, mainly due to sharp decline in steel demand, while steel serious excess capacity. Weak demand in the domestic market, while the  high-frequency welding finned tube s are more optimistic in the export market. Customs recently released statistics show that the first quarter...

What is H type corten finned tube? H type corten finned tube  is H type finned tube and the bare tubes are Corten steel tube. Corden steel tube is divided into two categories: corten A and corten B. It is the representative steel of Cu-P series steel in the United States. It is a low-alloy high-strength atmospheric corrosion resistant structural steel. H type corten finned tube is mainly used for economizing gas, air preheater, heat exchanger and evaporator in high sulfur flue gas to resist dew corrosion of sulfur flue gas. It has excellent resistance to sulfur ion, hydrochloric acid and other acid corrosion.   Executive standard of Corden steel pipe: 1. Straight seam high frequency electric welding steel pipe: GB / t13793-92 2. Structural seamless steel pipe: GB / t8162-2008 3. Acceptance, packaging, marking and quality certificate of steel pipe: gb2102-88.   Material for tubes: Corten .  For corten, please include the most suitable quality for gas condensation with...

What is double-H type finned tubes? The double-H type finned tubes are a type of enhanced heat exchange element that is commonly used in land and marine boilers. The main heat exchange element is a double-H type finned tube, which is distinguished by 1. The fins are welded to the smooth tubes surface. 2. The fin welding contact part has multiple serrations, the heating surface is uniform and securely welded, and the welding leg is uniform and smooth. The penetration rate is 97%, with no slag blowhole weld overlap. Whats the double-H type finned tubes shape? Double H type finned tubes  include two bare tubes or twin tubes. Outside is rectangle  steel plates welded on both side of bare tubes.   Typical Inquiry for the doube H finned tubes.   Double H Finned Tubes Base Tube Material Fin Material Tube Length (mm) Fin length  (mm) Fin Tube Quantity (Pc) ASME SA210 A1 Carbon Steel 13000 12900 174 Base Tube O.D (mm) Base Tube Thickness  (mm) Fin Hei...

What is stainless steel 409 strip? 409 stainless steel strip is one of the types of JIS4312 heat-resistant steel. Ti is added into the material to improve high-temperature stability, improve weldability and prevent intergranular corrosion. 409 stainless steel was originally developed for automobile exhaust system, and also includes non-automobile exhaust system, power generation, heat exchanger, muffler, fuel filter, farm, agriculture, sling, wood stove, furnace, transformer, pipe and pipe equipment components. Why use stainless steel 409 strip as fin material? Stainless steel 409 strip is a stable ferritic stainless steel (chromium content is 10.50, the maximum is 11.70), which is suitable use as  fin strip . Stainless steel 409 widely used in oxidation and corrosion protection needs to exceed carbon and some carbon-coated steel. 409 stainless steel has the specifications of hot-rolled annealing and pickling # 1 (HRAP) and cold-rolled 2B or 2D surface finish. 409 stainless steel w...

H finned tubes are produced as single or double tubes according to customer specifications. They are especially suitable for dusty flue gases, e.g. economizers in:Biomass plants, Coal fired units, Oil fired units, Waste to energy plants. H fin tube is used to recover the gas waste heat of the power station boiler, the industrial boiler, the industrial kiln, the ship power plant and etc, and effectively improve the utilization rate of the fuel, and the heat exchange element is arranged at the tail of the system flue.  Description of H-fin boiler tubes The heat transfer tube of the boiler adopts the H-shaped fin tubes, it is to weld two pieces of steel with arcs in the middle of the arc symmetrically onto the raw tube to form the fins (ribs), the front shape is quite like the letter "H", so it is called H-finned tube. The fins of the H-finned tube are rectangular, approximately square, with a length of about 2 times the diameter of the tube and an extended heating surface. H-fi...

The heat exchange unit composed of multiple finned tubes arranged according to certain rules is called finned tube bundle. A finned tube heat exchanger can be composed of one or more finned tube bundles. Understanding the finned tube bundles is helpful to the application of finned tube heat exchangers.   What are the components of finned tube bundle?   1. Multiple finned tubes: basic elements of heat transfer;   2. Tube box header or tube plate: connect the box, elbow or steel plate at both ends of the finned tube. When the finned tube is connected with the box or tube plate, the spacing between the finned tubes is fixed, and the tube box makes the fluid in the tube form a continuous flow channel;   3. Frame: support and fix the whole finned tube bundle.   The finned tube bundle is the main part of the air cooler, which is composed of finned tubes, tube boxes and frames. It is an independent structural whole. Its basic parameters include the tube bundle type (us...

What exactly are fin tubes? Fin tubes are a type of heat exchanger used in a variety of industries. The finned surface of these tubes increases their surface area and allows them to transfer heat more efficiently. As a result, they are ideal for applications requiring high heat transfer rates, such as power plants and refrigeration systems. Fin tubes are made of various materials such as copper, aluminum, and stainless steel. They come in a variety of sizes and shapes and can be customized to meet the specific requirements of each application. The ability of fin tubes to operate efficiently at high temperatures and pressures is one of their primary advantages. As a result, they can be used in a variety of applications such as air conditioning, heat exchangers, and radiators. Fin tubes are durable and long-lasting in addition to having a high thermal performance. They are corrosion resistant and can withstand the harsh environments that are common in industrial settings. As a result, t...

The fin material of heat exchanger shall be selected according to the use and operating conditions of heat exchanger. At present, the commonly used materials include aluminum, aluminum alloy, copper, brass, nickel, titanium, steel, Inconel alloy, etc., of which aluminum and aluminum alloy are more used. The basic requirements for the base metal of finned tube heat exchanger are good brazing and formability, high mechanical strength, good corrosion resistance and thermal conductivity. Aluminum and aluminum alloy not only meet these requirements, but also have the characteristics that ductility and tensile strength increase with the decrease of temperature. Therefore, in compact heat exchangers all over the world, Especially in low-temperature compact heat exchanger, it has been widely used. Generally speaking, the base tube and fin of the  finned tube  can be combined with various metal materials, but in the specific selection, we should consider not only the properties and ope...

Why finned tube surface area is important? As the name describes, the purpose of a fin tube heat exchanger is to transfer heat. But you need to know how much heat you want exchanged and that requires a certain amount of area to accomplish the heat transfer. The purpose of fin tubes, as well as enhanced surface tubes and formed and dimpled tubes, is to add more area to optimize the exchange of heat transfer. The fins in a finned tube are essentially adding heat transfer area to the device. A larger area means greater heat transfer capabilities. How do you determine the surface area of a fin tube? Because after all, the amount of surface area determines the heat exchange capabilities of your fin tubing. Surface area is an essential engineering characteristic of a fin tube’s performance.  the size of the fin tube surface area of your heat exchange is directly proportional to the demand for heat transfer required. Having too many fins too close together on a tube also risks fouling of...