High-density polyethylene (HDPE) pipes are widely used in water supply, drainage, natural gas transmission, industrial pipelines and other fields due to their excellent corrosion resistance, high strength and long life. As a leading company in the HDPE pipe industry, Puhui Industry provides HDPE pipes in a variety of sizes and specifications to meet the needs of different application scenarios. This article will introduce the size range, specification standards and applications of Puhui Industry HDPE pipes in detail.
Puhui Industry's HDPE pipes cover a variety of sizes from small to large diameters, which can meet a wide range of needs from household water supply to industrial water delivery. The following are common size ranges:
1. Small diameter pipes
Outer diameter range: 20 mm - 63 mm
Application scenarios: household water supply, agricultural irrigation, small drainage systems.
2. Medium diameter pipes
Outer diameter range: 75 mm - 315 mm
Application scenarios: urban water supply, municipal drainage, industrial water.
3. Large diameter pipes
Outer diameter range: 355 mm - 1200 mm
Application scenarios: large water supply projects, sewage treatment, natural gas transmission.
4. Extra large diameter pipes
Outer diameter range: 1200 mm or more (customizable according to customer needs)
Application scenarios: large infrastructure projects, marine engineering, mining drainage.
1. Pressure rating (PN)
The pressure rating of HDPE pipes indicates the maximum working pressure they can withstand. Common pressure ratings include:
PN6: Applicable to low-pressure water supply systems.
PN8: Applicable to medium-pressure water supply systems.
PN10: Applicable to high-pressure water supply systems.
PN12.5 and above: Applicable to ultra-high-pressure water supply or natural gas transmission systems.
2. Standard dimension ratio (SDR)
SDR is the ratio of the outer diameter of the pipe to the wall thickness, which is used to indicate the strength and pressure resistance of the pipe. Common SDR values include:
SDR11: High strength, suitable for high-pressure applications.
SDR17: Medium strength, suitable for medium-pressure applications.
SDR26: Low strength, suitable for low-pressure applications.
3. Material grade
Puhui Industry's HDPE pipes are made of high-quality polyethylene materials, and common material grades include:
PE80: Has high strength and pressure resistance, suitable for general water supply systems.
PE100: has higher strength and pressure resistance, suitable for high-pressure water supply, natural gas transmission and industrial pipelines.
4. Color identification
For easy identification and application, Puhui Industry's HDPE pipes are color-coded:
Blue: for drinking water systems.
Yellow: for natural gas transmission systems.
Black: for drainage and industrial piping systems.
parameter | Value/Range |
Outer diameter range | 20 mm - 1200 mm (larger sizes available on request) |
Pressure level (PN) | PN6 - PN25 |
Standard Size Ratio (SDR) | SDR11 - SDR26 |
Material Grade | PE80、PE100 |
Operating temperature range | -50°C to 60°C |
Service life | More than 50 years |
1. Water supply system
Household water supply, urban water supply, agricultural irrigation.
2. Drainage system
Municipal drainage, sewage treatment, rainwater discharge.
3. Natural gas transmission
Urban gas pipeline network, industrial gas transmission.
4. Industrial pipeline
Chemical plant, power plant, mining drainage.
5. Marine engineering
Seawater desalination, offshore platform water supply.
6. Infrastructure
Tunnel drainage, bridge water supply.
1. High standard production
Puhui Industry's HDPE pipes are produced in strict accordance with international and industry standards such as ISO 4427, ASTM F714, GB/T 13663.
2. Customized service
According to customer needs, provide HDPE pipes with customized sizes, colors and specifications.
3. Global certification
The products have passed international authoritative certifications such as ISO 9001, ISO 14001, FM certification, etc. to ensure quality and safety.
4. Technical support
Provide customers with comprehensive technical support and installation guidance to ensure the best performance of the pipeline system.
Puhui Industry's HDPE pipes have become the first choice for global customers with their diverse sizes, strict specifications and excellent performance. Whether it is water supply, drainage, natural gas transmission or industrial applications, Puhui Industry can provide high-quality solutions to meet the diverse needs of customers.
Official website: www.phtopindustry.com | www.pefitting.net
Contact us: Email:inquiry@phtopindustry.com | Whatsapp:+86 15093100892
Company address: Room 802, 8th Floor, Building 5, Jinyin Modern City, Jinshui District, Zhengzhou City, Henan Province, China
Water supply projects are an important part of infrastructure construction, ensuring efficient and reliable supply of clean water to communities, industries and agricultural systems. Among the many materials used for water pipelines, high-density polyethylene (HDPE) pipes have gradually become the preferred material due to their durability, flexibility and environmental advantages. This article will explore the advantages, application scenarios and installation practices of HDPE pipes in water supply projects.
HDPE is a thermoplastic polymer known for its high strength to density ratio, making it an ideal material for piping systems. It is resistant to corrosion, chemicals and abrasion, and its flexibility enables it to withstand ground movement and pressure changes. These characteristics make HDPE pipes a reliable choice in water supply networks.
1. Durability and long life
HDPE pipes can last up to 50-100 years, far longer than traditional materials such as metal or concrete. They are resistant to rust, corrosion and chemical degradation, and can maintain stable performance even in harsh environments.
2. Leak-free connection
HDPE pipes are connected by hot-melt welding to form seamless, leak-proof joints. This avoids the waste of water resources caused by leaks that are common in traditional pipe systems.
3. High flexibility
The flexibility of HDPE pipes enables them to withstand ground movements such as earthquakes or ground subsidence without breaking. This makes it particularly suitable for seismically active areas or areas with unstable soil.
4. Lightweight and easy to install
Compared with metal or concrete pipes, HDPE pipes are lightweight, reducing transportation and installation costs. Its flexibility also makes installation in complex terrain more convenient.
5. Chemical corrosion resistance
HDPE pipes are highly resistant to chemicals and are suitable for transporting drinking water without the risk of contamination. At the same time, it does not undergo electrochemical corrosion, which is a common problem with metal pipes.
6. Environmental friendliness
HDPE pipes are recyclable and have a lower carbon footprint than traditional materials. Their smooth inner surface reduces friction losses during water delivery, thereby reducing energy consumption.
1. Municipal water supply system
HDPE pipes are widely used in municipal water supply networks, providing reliable clean water to homes and businesses due to their durability and leak-free performance.
2. Agricultural irrigation
HDPE pipes are well suited for irrigation systems, able to withstand adverse weather conditions and prevent blockages. Its flexibility makes it easy to install in vast farmlands.
3. Industrial water supply
The industrial sector requires a sturdy piping system to transport cooling water, process water, and wastewater. HDPE pipes meet these needs with their chemical resistance and long-term reliability.
4. Rural water supply projects
In remote or rural areas, HDPE pipes are used to establish cost-effective and low-maintenance water supply systems. Its lightweight properties simplify transportation to hard-to-reach areas.
5. Rainwater and drainage systems
HDPE pipes are also used in stormwater management and drainage systems, and its wear and corrosion resistance ensures long-term stable performance.
1. Proper trenching
Ensure that the trench excavation depth and width meet the requirements, and the trench bottom should be flat and free of sharp stones or debris to avoid damage to the pipe.
2. Hot melt welding
Connect HDPE pipes using hot melt welding technology to ensure that the joints are firm and leak-free. This method achieves connection by heating the pipe ends and fusing them under pressure.
3. Pressure test
After installation, perform a pressure test to verify the integrity of the pipe to ensure there are no leaks or weak points.
4. Anti-UV protection
Although HDPE pipes are UV-resistant, long-term exposure to sunlight may still cause material aging. It is recommended to use UV-resistant pipes or bury them in the ground to protect the pipes.
5. Proper backfilling
Be careful when backfilling the trench and use compacted soil to support the pipe to prevent deformation.
Official website: www.phtopindustry.com | www.pefitting.net
Contact us: Email:inquiry@phtopindustry.com | Whatsapp:+86 15093100892
Company address: Room 802, 8th Floor, Building 5, Jinyin Modern City, Jinshui District, Zhengzhou City, Henan Province, China
In the field of engineering materials, the emergence of high-density polyethylene (HDPE) pipes marks a major breakthrough in pipeline technology. This thermoplastic pipe, produced by an advanced polymerization process, is reshaping the global pipeline industry with its superior performance and significant economic benefits. From municipal water supply and drainage to industrial transportation, from agricultural irrigation to Marine engineering, HDPE pipeline has become the first choice for modern engineering construction with its unique advantages.
The most notable feature of HDPE pipes is their excellent corrosion resistance. It can resist the erosion of various acids, alkalis, salts and other chemical substances, completely solving the problem of easy corrosion of metal pipes. In chemical parks, the service life of HDPE pipes can reach more than 50 years, which is 3-5 times that of traditional steel pipes.
The excellent flexibility and impact resistance enable HDPE pipes to adapt to complex geological conditions. Its elongation at break exceeds 350%, which can withstand a certain degree of foundation settlement and earthquake deformation, and is particularly suitable for geologically unstable areas.
In terms of fluid transportation, HDPE pipes have a smooth inner wall, a small friction coefficient, and excellent hydraulic properties. Compared with metal pipes of the same specifications, it can reduce 20%-30% of the transportation energy consumption and significantly reduce operating costs.
In the field of municipal engineering, HDPE pipes are rapidly replacing traditional pipes. Its excellent sealing performance and convenient hot-melt connection method reduce the leakage rate of the pipe network to less than 1%, greatly improving the utilization rate of water resources.
In industrial applications, HDPE pipes show excellent adaptability. From mine tailings transportation to chemical medium transportation, from food grade transportation to gas transportation, HDPE pipes can provide safe and reliable solutions. After a large chemical company adopted HDPE pipes, the annual maintenance cost was reduced by more than 60%.
In the field of agricultural irrigation, the weather resistance and UV resistance of HDPE pipes are fully utilized. Its service life can reach more than 20 years, which is 2-3 times that of traditional PVC pipes, providing reliable guarantee for the development of modern agriculture.
The initial investment of HDPE pipes may be slightly higher than that of traditional pipes, but its cost advantage over the entire life cycle is obvious. The ultra-long service life and extremely low maintenance cost can reduce the comprehensive cost by 30%-50%.
Easy installation is another major advantage of HDPE pipes. Its light weight and convenient connection can greatly shorten the construction period and reduce construction costs. After a municipal project adopted HDPE pipes, the construction efficiency increased by more than 40%.
In terms of environmental benefits, HDPE pipes can be 100% recycled and meet the requirements of sustainable development. Its production process has low energy consumption and carbon emissions are only 1/3 of steel pipes, providing an ideal choice for green engineering construction.
HDPE pipes are leading the technological innovation of the pipeline industry with their excellent performance and significant application advantages. It not only solves many problems in traditional pipeline engineering, but also provides reliable, economical and environmentally friendly solutions for modern engineering construction. With the continuous advancement of material technology and the continuous expansion of application fields, HDPE pipes will surely play a more important role in future engineering construction and make greater contributions to the sustainable development of human society.
Official website: www.phtopindustry.com | www.pefitting.net
Contact us: Email:inquiry@phtopindustry.com | Whatsapp:+86 15093100892
Company address: Room 802, 8th Floor, Building 5, Jinyin Modern City, Jinshui District, Zhengzhou City, Henan Province, China
In modern pipeline engineering, choosing the right pipe is crucial. HDPE (high-density polyethylene) pipes and fittings have become the first choice for pipeline systems in municipal, industrial, agricultural and other fields due to their excellent performance, environmental protection characteristics and economic benefits. Whether it is water supply and drainage, gas transmission, or power communication sheathing, HDPE pipes can provide reliable and durable solutions.
1. Strong corrosion resistance and long service life
HDPE material itself is resistant to chemical corrosion and will not be damaged by acid, alkali, salt or impurities in groundwater. Its service life can reach more than 50 years, far exceeding traditional metal pipes.
2. Good flexibility and strong earthquake resistance
Compared with rigid pipes, HDPE pipes are more flexible and can withstand foundation settlement and earthquakes. They are particularly suitable for areas with complex geology, such as mountainous areas or seismic zones.
3. Reliable connection and no leakage
HDPE pipes are mainly connected by hot melt or electric fusion to ensure that the interface strength is higher than the pipe itself, avoiding leakage caused by interface problems, and are particularly suitable for water supply and gas transportation.
4. Smooth inner wall and low water flow resistance
The inner wall of HDPE pipe is smooth and scale-free, with low fluid resistance, which reduces energy consumption by more than 30% compared with traditional pipes and effectively improves transportation efficiency.
5. Convenient construction and low comprehensive cost
HDPE pipes are light in weight and easy to carry. They can be quickly installed by hot melt butt, electric fusion connection, flange connection, etc., reducing construction time and labor costs, and the comprehensive cost is more advantageous.
6. Green and environmentally friendly, recyclable
HDPE materials are recyclable and contain no harmful substances. They are environmentally friendly during production and use, and conform to the concept of modern green and sustainable development.
1. Municipal engineering
Urban water supply network
Sewage and rainwater pipelines
Gas pipelines
2. Industrial field
Chemical fluid transportation
Mine mud transportation
Marine aquaculture pipelines
3. Agricultural and garden irrigation
Farmland drip irrigation and sprinkler irrigation system
Water channel network transformation
4. Power communication protection
Cable protection pipe
Communication optical cable sheath pipe
✅ High-quality raw materials: international standard HDPE raw materials are used to ensure the durability and safety of the products.
✅ Strict quality control: the production process complies with ISO, GB and other standards to ensure that each pipe meets high quality requirements.
✅ Customized service: HDPE pipes and fittings of different specifications, colors and pressure levels can be provided according to customer needs.
✅ Perfect after-sales support: technical guidance, construction training and after-sales maintenance are provided to ensure worry-free use for customers.
HDPE pipes and fittings are gradually replacing traditional pipeline materials with their excellent performance, wide application and environmental protection characteristics, and have become a high-quality choice for pipeline projects in various industries. If you are looking for durable, safe and economical pipeline solutions, please contact us for more product details!
Official website: www.phtopindustry.com | www.pefitting.net
Contact us: Email:inquiry@phtopindustry.com | Whatsapp:+86 15093100892
Company address: Room 802, 8th Floor, Building 5, Jinyin Modern City, Jinshui District, Zhengzhou City, Henan Province, China
In modern construction, municipal engineering and industrial applications, it is crucial to choose the right drainage pipe. High-density polyethylene (HDPE) drainage pipe has become the first choice for more and more projects due to its excellent performance. HDPE drainage pipe not only has excellent corrosion resistance and impact resistance, but also has environmental protection characteristics, providing reliable guarantee for long-term use.
1. Excellent corrosion resistance
HDPE material has strong tolerance to acids, alkalis and various chemicals, and is suitable for a variety of complex drainage environments, such as industrial sewage, rainwater and underground drainage systems.
2. Excellent impact resistance
HDPE pipes have extremely high toughness and can maintain good impact resistance even in low temperature environments. They are not easy to break, reducing the risk of damage during construction and use.
3. Strong durability
Compared with traditional metal or concrete pipes, the service life of HDPE pipes can reach more than 50 years, with low maintenance costs and significant long-term economic benefits.
4. Smooth inner wall, reducing clogging
The inner wall of HDPE pipe is smooth, with low water flow resistance and less sediment, which effectively reduces the risk of clogging and improves drainage efficiency.
5. Lightweight and easy to install
HDPE pipe is lighter than traditional pipes, more convenient to transport and install, and supports hot melt connection and electric fusion connection, ensuring the sealing of the joint and avoiding leakage.
6. Environmentally friendly and sustainable
HDPE material can be recycled, and the impact on the environment during the production process is small, which meets the requirements of modern green buildings and sustainable development.
1. Municipal drainage: used for urban rainwater discharge and sewage treatment systems to ensure long-term stable operation.
2. Building drainage: widely used in the drainage systems of residential, commercial and industrial buildings to improve the drainage efficiency and durability of buildings.
3. Agricultural drainage and irrigation: suitable for farmland drainage and irrigation systems, providing efficient water flow delivery solutions.
4. Industrial drainage: can be used for wastewater treatment in chemical, pharmaceutical and other industries, and can withstand corrosive liquids.
HDPE drainage pipes have become an ideal choice for modern drainage systems due to their excellent performance, economy and environmental protection characteristics. Whether it is urban construction, industrial applications, or agricultural fields, HDPE drainage pipes can provide efficient and safe drainage solutions. If you are looking for a reliable and durable drainage pipe, HDPE drainage pipes are undoubtedly your best choice!
Official website: www.phtopindustry.com | www.pefitting.net
Contact us: Email:inquiry@phtopindustry.com | Whatsapp:+86 15093100892
Company address: Room 802, 8th Floor, Building 5, Jinyin Modern City, Jinshui District, Zhengzhou City, Henan Province, China