Kangyu PE-RT II type thermal pipe fittings are specially developed for urban central heating and community heating systems. They are suitable for the same series of three-layer composite thermal pipes and are suitable for high-temperature heating conditions. Made of high-quality heat-resistant polyethylene raw materials, it has high temperature resistance, adaptable pipeline insulation, and excellent anti-aging properties. The entire heating system has a service life of up to 50 years, and can provide stable and continuous heating operation for a long time.
The product has excellent high and low temperature resistance, is stable in high-temperature hot water conditions, has good toughness in low-temperature environments and is not easily brittle, effectively avoiding the problem of accessories damage caused by alternating hot and cold conditions. It adopts standard hot-melt connection and is welded with PE-RT II pipe. The interface is dense, firm and high-strength, eliminating the risk of leakage and shedding. The inner wall of the accessories is smooth, non-corrosive, non-scaling, and has low water flow resistance, which effectively reduces heating heat loss, reduces system energy consumption and operation and maintenance costs, and is widely adapted to heating scenarios such as municipal administration, factories, and residential buildings.
The product complies with national industry standards and is suitable for 20mm-355mm full-diameter PE-RT II type thermal pipes. It has a complete range and strong versatility. It has excellent impact resistance, anti-settlement, and aging resistance, and can adapt to complex working conditions such as temperature changes, external extrusion, and foundation settlement. It is easy to install, flexible in laying, and supports various construction methods such as direct burial, tube wells, and overhead. It is an ideal accessory for central heating secondary networks, public building heating, and high-temperature hot water transportation.
Excellent high temperature resistance, long-term stable operation at high temperatures
Injection molded using special heat-resistant polyethylene raw materials, it can stably withstand 70°C heating conditions for a long time, and can withstand high temperatures of 95°C instantly. It is suitable for high-temperature heating scenarios such as floor heating systems and municipal secondary heating; it complies with GB/T 28799, ISO 24033, and ASTM F2769 standards.
Strong heat creep resistance, anti-deformation and anti-aging at high temperatures
The fittings have excellent high-temperature creep resistance, are not easy to relax and deform under long-term pressure and high temperature environments, and have excellent thermal stability. They can be adapted to the long-term uninterrupted hot water delivery in heating pipe networks and maintain the structural stability of pipe fittings for a long time; they comply with EN 12319 and ISO 9080 standards.
High flexibility, impact resistance, low temperature resistance to brittle cracking
The product has excellent toughness, strong tensile resistance and deformation resistance. It is non-brittle and non-cracking in the low temperature environment of -40℃. It can effectively resist foundation settlement and external extrusion impact. It is suitable for low-temperature construction and complex underground working conditions in the north; it complies with GB/T 19472 and EN 1046 standards.
Resistant to chemical corrosion and good media compatibility
It can withstand the erosion of heating hot water, softened water, and descaling chemicals, and can resist soil acid and alkali corrosion. The inner wall of the pipe will not rust, scale, or be corroded by the medium. The water quality and pipeline conditions are stable for long-term use; it complies with ISO 4433 and ASTM D1693 standards.
Hot melt connection is reliable and sealing performance is excellent
It is suitable for standard hot-melt and electrofusion connection processes and can be completely integrated with PE-RT pipes. The interface has high strength and good sealing performance. It will not disconnect or leak under alternating hot and cold working conditions, completely eliminating the hidden danger of leakage at pipe network nodes; it complies with DVS 2207 and EN 12814 standards.
Thermal expansion is controllable and suitable for direct burial installation
The thermal expansion coefficient is stable and balanced, highly matched with the pipe expansion coefficient, and can be adapted to mainstream laying compensation methods such as direct burial and pipe gallery, effectively reducing the stress damage caused by thermal expansion and contraction of the pipe network, and improving the overall stability of the pipe network; it complies with GB 50236 and ISO 10460 standards.
The inner wall is smooth and low friction, saving energy in heating and transportation.
The inner wall of the fitting is smooth and delicate, with extremely low roughness, low water flow resistance and no accumulation of impurities, which effectively reduces the operating load of the heat pump unit, reduces heating energy consumption and loss, and improves the transmission efficiency of the entire heating pipe network; it complies with ISO 10838 and AWWA M55 standards.
Hygienic and safe, suitable for civil heating and water supply
Produced with brand-new food-grade raw materials, there is no heavy metals, no harmful substance precipitation, and no pollution risk. It is safe and suitable for household heating systems such as household heating and household high-temperature hot water; it complies with GB 4806.7 and NSF/ANSI 61 standards.
Strong adaptability, convenient and efficient construction
All categories and specifications are complete, suitable for all series of PE-RT thermal pipes, with accurate docking and simple installation alignment. It is suitable for various connection scenarios of floor heating pipe networks and residential secondary pipe networks, effectively simplifying the construction process and shortening the construction period; it complies with GB 50268 and EN 12201 standards.
Long service life and low operation and maintenance costs
It is resistant to aging, high and low temperature alternating, and requires no anti-corrosion maintenance. The design service life under high-temperature heating conditions is ≥50 years. It is stable and reliable in long-term operation, greatly reducing the cost of later maintenance, replacement and maintenance of the pipe network; it complies with GB 50235 and ASTM F1807 standards.
