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Zhengzhou, Henan, China
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Monday to Friday: 7AM - 7PM
Weekend: 10AM - 5PM
Address
Zhengzhou, Henan, China
Work Hours
Monday to Friday: 7AM - 7PM
Weekend: 10AM - 5PM

Large diameter HDPE pipes are widely used in modern engineering construction due to their excellent corrosion resistance, high strength, superior flexibility, and long service life. They are particularly prominent in the fields of water conservancy, drainage, natural gas, and other infrastructure construction. Compared with traditional metal materials, high-density polyethylene materials are lighter in weight, easier to transport and install, and reduce construction costs.
Large-scale water conservancy projects, urban underground utility tunnels, and interregional natural gas pipeline networks place higher demands on pipe specifications, pressure-bearing capacity, and connection reliability. As a professional manufacturer and supplier of large-diameter HDPE pipes, JINQUAN understands that pipe quality is critical to the long-term stable operation of the entire project. We utilize state-of-the-art production equipment and a rigorous quality control system to ensure that every large-diameter PE pipe meets international standards upon leaving the factory and can withstand the challenges of extreme environments.
Large diameter high-density polyethylene pipes, with their core advantages of corrosion resistance, long service life, flexibility, and ease of installation, have replaced traditional metal pipes as the popular choice for modern large-scale water conservancy projects. The comprehensive performance of PE pipes can meet the needs of water supply, irrigation, and drainage systems, especially in complex terrains and high-flow transportation systems.
Large-diameter PE100 pipes are made from high-density polyethylene (HDPE) material, featuring a stable molecular structure and excellent corrosion resistance. They can be used long-term in environments ranging from -60°C to 60°C. Their superior toughness ensures they remain unaffected by deformation during high-pressure water transmission, with a service life exceeding 50 years. Large-diameter HDPE pipes have smooth inner walls that are resistant to rust and degradation. They maintain stable performance even in extreme environments, reducing the frequency of replacement and extending their service life.
Large-diameter PE water pipes are available in a wide range of diameters, from DN16 to DN3000, and JINQUAN can provide customized production to meet the high-flow requirements of water conservancy projects. For example, in water diversion projects, HDPE pipes can transport tens of thousands of tons of water per day. With a smooth inner wall and a friction coefficient of 0.009, they can improve transportation efficiency and are suitable for long-distance pipeline laying.
The flexibility of PE pipes (with an elongation at break of over 500%) allows them to adapt to foundation settlement or seismic deformation. Seamless connections are achieved through heat fusion welding, with joint strength exceeding that of the pipe body itself, ensuring zero leakage. Even under complex geological conditions (such as swamps or mining areas), they can operate stably.
High-density polyethylene (HDPE) materials are cheaper than steel pipes, lighter in weight, and do not require corrosion protection during installation. Their production energy consumption is only one-fifth that of steel pipes, thereby reducing overall costs. Additionally, HDPE water supply pipes can be 100% recycled after disposal, aligning with environmental protection principles. Large-diameter HDPE pipeline systems have low maintenance costs, a long service life, and reduce overall lifecycle costs, making them an environmentally friendly choice that promotes sustainable development.
Large-diameter PE pipes have become the preferred choice for modern infrastructure construction due to their inherent advantages. From municipal engineering to industrial transportation, agriculture, marine, and comprehensive infrastructure construction, they are widely used and provide efficient and sustainable plastic pipe solutions for various fields.
JINQUAN is a leading global manufacturer of HDPE pipes, providing high-density PE pipes ranging from DN16mm to DN3000mm worldwide. With its excellent quality assurance, strong manufacturing capabilities, customized solutions, and efficient global supply chain, it has become the preferred choice of customers.
JINQUAN’s factory strictly adheres to international quality management systems during the production process, and the large-diameter HDPE pipes it manufactures comply with international standards such as ISO 9001, CE, SGS, and ISO 14001 certifications. From raw material selection to packaging and shipping, a detailed quality inspection process has been established to ensure product performance stability. Products undergo long-term pressure testing to confirm that their pressure-bearing capacity meets requirements, and each product is subject to rigorous inspection prior to delivery.
JINQUAN Factory is equipped with advanced extrusion equipment and automated production lines, with an annual production capacity exceeding 100,000 tons. The factory houses multiple functional departments including R&D, production, quality control, and sales, which operate in tandem to drive continuous innovation. We are constantly exploring more advanced production processes and technologies to better meet the diverse needs of the global market and promptly fulfill customers’ large-scale orders.
Large diameter HDPE pipes can be used in various fields. JINQAUN can provide customized services based on customers’ actual needs and applications. For example, we can customize the diameter, wall thickness, pressure rating, and connection method. We can also provide HDPE fabricated fittings to achieve a more secure and flexible connection. In addition, for fields with high temperature resistance requirements, we can recommend PE-RT pipes and fittings, which can withstand high temperatures of 95°C during long-term use. Jinquan offers OEM/ODM services to meet customers’ diverse needs.
JINQUAN has many years of manufacturing and export experience, a reliable transportation system, and has built an efficient delivery system covering production, logistics, and services. We ensure that products are delivered safely and on time, supplying large-diameter HDPE pipes globally and providing comprehensive HDPE pipe solutions.
Large diameter HDPE pipes have become the ideal choice for modern large-scale engineering projects due to their corrosion resistance, long service life, excellent flexibility, and impact resistance. As a professional manufacturer of large-diameter HDPE pipes, JINQUAN leverages advanced production equipment, stringent quality control systems, extensive experience, and customized services to serve as a reliable and cost-effective partner for clients. The company supplies high-quality HDPE pipes for global water conservancy projects, industrial, agricultural, and marine infrastructure.
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