1. The surface tensile strength and hardness of the pipe are excellent, and the safety factor of the pipe is relatively high.n2. The anti-aging performance is good, and the service life of normal PVC drainage pipes can reach more than 50 years.n3. The pipeline has excellent corrosion resistance to inorganic acid, alkali and salt, so it is suitable for the transportation and discharge of industrial sewage.n4. The internal friction coefficient of the pipeline is small, the water flow is smooth, the blockage is not easy to occur, and the maintenance workload is small.n5. The oxygen index in the material is high, and the pipeline is self extinguishing.n6. The expansion coefficient of the pipeline is small, normally 0.07mm/℃, and the deformation is small due to temperature. At the same time, its thermal conductivity and elastic modulus are also small, and its frost resistance is better than that of cast iron drain pipes.n7. The connection between pipes and pipe fittings can be made by bonding, which is simple in construction, convenient in operation and efficient in installation.n8. Whether the PVC-U pipe is installed by bonding or rubber ring connection, the pipe has good water tightness.

1. The surface tensile strength and hardness of the pipe are excellent, and the safety factor of the pipe is relatively high.n2. The anti-aging performance is good, and the service life of normal PVC drainage pipes can reach more than 50 years.n3. The pipeline has excellent corrosion resistance to inorganic acid, alkali and salt, so it is suitable for the transportation and discharge of industrial sewage.n4. The internal friction coefficient of the pipeline is small, the water flow is smooth, the blockage is not easy to occur, and the maintenance workload is small.n5. The oxygen index in the material is high, and the pipeline is self extinguishing.n6. The expansion coefficient of the pipeline is small, normally 0.07mm/℃, and the deformation is small due to temperature. At the same time, its thermal conductivity and elastic modulus are also small, and its frost resistance is better than that of cast iron drain pipes.n7. The connection between pipes and pipe fittings can be made by bonding, which is simple in construction, convenient in operation and efficient in installation.n8. Whether the PVC-U pipe is installed by bonding or rubber ring connection, the pipe has good water tightness.

1. The surface tensile strength and hardness of the pipe are excellent, and the safety factor of the pipe is relatively high.n2. The anti-aging performance is good, and the service life of normal PVC drainage pipes can reach more than 50 years.n3. The pipeline has excellent corrosion resistance to inorganic acid, alkali and salt, so it is suitable for the transportation and discharge of industrial sewage.n4. The internal friction coefficient of the pipeline is small, the water flow is smooth, the blockage is not easy to occur, and the maintenance workload is small.n5. The oxygen index in the material is high, and the pipeline is self extinguishing.n6. The expansion coefficient of the pipeline is small, normally 0.07mm/℃, and the deformation is small due to temperature. At the same time, its thermal conductivity and elastic modulus are also small, and its frost resistance is better than that of cast iron drain pipes.n7. The connection between pipes and pipe fittings can be made by bonding, which is simple in construction, convenient in operation and efficient in installation.n8. Whether the PVC-U pipe is installed by bonding or rubber ring connection, the pipe has good water tightness.

1. The surface tensile strength and hardness of the pipe are excellent, and the safety factor of the pipe is relatively high.n2. The anti-aging performance is good, and the service life of normal PVC drainage pipes can reach more than 50 years.n3. The pipeline has excellent corrosion resistance to inorganic acid, alkali and salt, so it is suitable for the transportation and discharge of industrial sewage.n4. The internal friction coefficient of the pipeline is small, the water flow is smooth, the blockage is not easy to occur, and the maintenance workload is small.n5. The oxygen index in the material is high, and the pipeline is self extinguishing.n6. The expansion coefficient of the pipeline is small, normally 0.07mm/℃, and the deformation is small due to temperature. At the same time, its thermal conductivity and elastic modulus are also small, and its frost resistance is better than that of cast iron drain pipes.n7. The connection between pipes and pipe fittings can be made by bonding, which is simple in construction, convenient in operation and efficient in installation.n8. Whether the PVC-U pipe is installed by bonding or rubber ring connection, the pipe has good water tightness.

1. Long service life.nPVC-U pipe is a thermoplastic product with stable chemical properties, strong corrosion resistance, aging resistance and wear resistance. The drainage pipe can be used normally for 50 years.n2. Good drainage performance.nThe fluid resistance of PVC-U drainage pipe is small, and the flow rate is increased by 30% compared with that of cast iron pipe of the same diameter.n3. Light and durable, easy to install.nAs the drainage pipe is installed with hemp, interface material, dam mouth and maintenance, the construction process is heavy and takes a long time. The PVC-U drainage pipe is light and adopts socket type adhesive interface, which greatly reduces the work task and saves time and labor.n4. Affordable and beautiful.nThe market price of PVC-U drainage pipe is 20% cheaper than that of cast iron drainage pipe, which greatly reduces the construction cost and the transportation cost. The white outer wall does not need anti-corrosion treatment, which saves maintenance and care costs and is easy to clean.

1. Pvc drainage pipe has good tensile and compressive strength, but its flexibility is not as good as other plastic pipes.n2. The wall of PVC drainage pipe is very smooth, so the resistance of water flow is very small. Its water delivery capacity is 20% higher than that of cast iron pipe with the same pipe diameter, and the water delivery effect is very good.n3. In addition, the corrosion resistance and drug resistance of pvc drainage pipe are also very good, with good acid and alkali resistance characteristics. It is not affected by moisture and soil pH, and has a long service life.n4. Pvc drainage pipe also has good water tightness. this pipe can maintain good water tightness whether it is connected by adhesive or rubber ring.

1. Pvc drainage pipe has good tensile and compressive strength, but its flexibility is not as good as other plastic pipes.n2. The wall of PVC drainage pipe is very smooth, so the resistance of water flow is very small. Its water delivery capacity is 20% higher than that of cast iron pipe with the same pipe diameter, and the water delivery effect is very good.n3. In addition, the corrosion resistance and drug resistance of pvc drainage pipe are also very good, with good acid and alkali resistance characteristics. It is not affected by moisture and soil pH, and has a long service life.n4. Pvc drainage pipe also has good water tightness. this pipe can maintain good water tightness whether it is connected by adhesive or rubber ring.

1. Pvc drainage pipe has good tensile and compressive strength, but its flexibility is not as good as other plastic pipes.n2. The wall of PVC drainage pipe is very smooth, so the resistance of water flow is very small. Its water delivery capacity is 20% higher than that of cast iron pipe with the same pipe diameter, and the water delivery effect is very good.n3. In addition, the corrosion resistance and drug resistance of pvc drainage pipe are also very good, with good acid and alkali resistance characteristics. It is not affected by moisture and soil pH, and has a long service life.n4. Pvc drainage pipe also has good water tightness. this pipe can maintain good water tightness whether it is connected by adhesive or rubber ring.

1. Pvc drainage pipe has good tensile and compressive strength, but its flexibility is not as good as other plastic pipes.n2. The wall of PVC drainage pipe is very smooth, so the resistance of water flow is very small. Its water delivery capacity is 20% higher than that of cast iron pipe with the same pipe diameter, and the water delivery effect is very good.n3. In addition, the corrosion resistance and drug resistance of pvc drainage pipe are also very good, with good acid and alkali resistance characteristics. It is not affected by moisture and soil pH, and has a long service life.n4. Pvc drainage pipe also has good water tightness. this pipe can maintain good water tightness whether it is connected by adhesive or rubber ring.

1. Pvc drainage pipe has good tensile and compressive strength, but its flexibility is not as good as other plastic pipes.n2. The wall of PVC drainage pipe is very smooth, so the resistance of water flow is very small. Its water delivery capacity is 20% higher than that of cast iron pipe with the same pipe diameter, and the water delivery effect is very good.n3. In addition, the corrosion resistance and drug resistance of pvc drainage pipe are also very good, with good acid and alkali resistance characteristics. It is not affected by moisture and soil pH, and has a long service life.n4. Pvc drainage pipe also has good water tightness. this pipe can maintain good water tightness whether it is connected by adhesive or rubber ring.

1. Long service life.nPVC-U pipe is a thermoplastic product with stable chemical properties, strong corrosion resistance, aging resistance and wear resistance. The drainage pipe can be used normally for 50 years.n2. Good drainage performance.nThe fluid resistance of PVC-U drainage pipe is small, and the flow rate is increased by 30% compared with that of cast iron pipe of the same diameter.n3. Light and durable, easy to install.nAs the drainage pipe is installed with hemp, interface material, dam mouth and maintenance, the construction process is heavy and takes a long time. The PVC-U drainage pipe is light and adopts socket type adhesive interface, which greatly reduces the work task and saves time and labor.n4. Affordable and beautiful.nThe market price of PVC-U drainage pipe is 20% cheaper than that of cast iron drainage pipe, which greatly reduces the construction cost and the transportation cost. The white outer wall does not need anti-corrosion treatment, which saves maintenance and care costs and is easy to clean.

1. Long service life.nPVC-U pipe is a thermoplastic product with stable chemical properties, strong corrosion resistance, aging resistance and wear resistance. The drainage pipe can be used normally for 50 years.n2. Good drainage performance.nThe fluid resistance of PVC-U drainage pipe is small, and the flow rate is increased by 30% compared with that of cast iron pipe of the same diameter.n3. Light and durable, easy to install.nAs the drainage pipe is installed with hemp, interface material, dam mouth and maintenance, the construction process is heavy and takes a long time. The PVC-U drainage pipe is light and adopts socket type adhesive interface, which greatly reduces the work task and saves time and labor.n4. Affordable and beautiful.nThe market price of PVC-U drainage pipe is 20% cheaper than that of cast iron drainage pipe, which greatly reduces the construction cost and the transportation cost. The white outer wall does not need anti-corrosion treatment, which saves maintenance and care costs and is easy to clean.

1. Long service life.nPVC-U pipe is a thermoplastic product with stable chemical properties, strong corrosion resistance, aging resistance and wear resistance. The drainage pipe can be used normally for 50 years.n2. Good drainage performance.nThe fluid resistance of PVC-U drainage pipe is small, and the flow rate is increased by 30% compared with that of cast iron pipe of the same diameter.n3. Light and durable, easy to install.nAs the drainage pipe is installed with hemp, interface material, dam mouth and maintenance, the construction process is heavy and takes a long time. The PVC-U drainage pipe is light and adopts socket type adhesive interface, which greatly reduces the work task and saves time and labor.n4. Affordable and beautiful.nThe market price of PVC-U drainage pipe is 20% cheaper than that of cast iron drainage pipe, which greatly reduces the construction cost and the transportation cost. The white outer wall does not need anti-corrosion treatment, which saves maintenance and care costs and is easy to clean.

1. Long service life.nPVC-U pipe is a thermoplastic product with stable chemical properties, strong corrosion resistance, aging resistance and wear resistance. The drainage pipe can be used normally for 50 years.n2. Good drainage performance.nThe fluid resistance of PVC-U drainage pipe is small, and the flow rate is increased by 30% compared with that of cast iron pipe of the same diameter.n3. Light and durable, easy to install.nAs the drainage pipe is installed with hemp, interface material, dam mouth and maintenance, the construction process is heavy and takes a long time. The PVC-U drainage pipe is light and adopts socket type adhesive interface, which greatly reduces the work task and saves time and labor.n4. Affordable and beautiful.nThe market price of PVC-U drainage pipe is 20% cheaper than that of cast iron drainage pipe, which greatly reduces the construction cost and the transportation cost. The white outer wall does not need anti-corrosion treatment, which saves maintenance and care costs and is easy to clean.

1. Long service life.nPVC-U pipe is a thermoplastic product with stable chemical properties, strong corrosion resistance, aging resistance and wear resistance. The drainage pipe can be used normally for 50 years.n2. Good drainage performance.nThe fluid resistance of PVC-U drainage pipe is small, and the flow rate is increased by 30% compared with that of cast iron pipe of the same diameter.n3. Light and durable, easy to install.nAs the drainage pipe is installed with hemp, interface material, dam mouth and maintenance, the construction process is heavy and takes a long time. The PVC-U drainage pipe is light and adopts socket type adhesive interface, which greatly reduces the work task and saves time and labor.n4. Affordable and beautiful.nThe market price of PVC-U drainage pipe is 20% cheaper than that of cast iron drainage pipe, which greatly reduces the construction cost and the transportation cost. The white outer wall does not need anti-corrosion treatment, which saves maintenance and care costs and is easy to clean.

1. Long service life.nPVC-U pipe is a thermoplastic product with stable chemical properties, strong corrosion resistance, aging resistance and wear resistance. The drainage pipe can be used normally for 50 years.n2. Good drainage performance.nThe fluid resistance of PVC-U drainage pipe is small, and the flow rate is increased by 30% compared with that of cast iron pipe of the same diameter.n3. Light and durable, easy to install.nAs the drainage pipe is installed with hemp, interface material, dam mouth and maintenance, the construction process is heavy and takes a long time. The PVC-U drainage pipe is light and adopts socket type adhesive interface, which greatly reduces the work task and saves time and labor.n4. Affordable and beautiful.nThe market price of PVC-U drainage pipe is 20% cheaper than that of cast iron drainage pipe, which greatly reduces the construction cost and the transportation cost. The white outer wall does not need anti-corrosion treatment, which saves maintenance and care costs and is easy to clean.

1. Long service life.nPVC-U pipe is a thermoplastic product with stable chemical properties, strong corrosion resistance, aging resistance and wear resistance. The drainage pipe can be used normally for 50 years.n2. Good drainage performance.nThe fluid resistance of PVC-U drainage pipe is small, and the flow rate is increased by 30% compared with that of cast iron pipe of the same diameter.n3. Light and durable, easy to install.nAs the drainage pipe is installed with hemp, interface material, dam mouth and maintenance, the construction process is heavy and takes a long time. The PVC-U drainage pipe is light and adopts socket type adhesive interface, which greatly reduces the work task and saves time and labor.n4. Affordable and beautiful.nThe market price of PVC-U drainage pipe is 20% cheaper than that of cast iron drainage pipe, which greatly reduces the construction cost and the transportation cost. The white outer wall does not need anti-corrosion treatment, which saves maintenance and care costs and is easy to clean.

1. Light weight: the proportion of the material is only 1/10 of that of cast iron. It is easy to transport and install, reducing the cost.n2. Excellent chemical resistance: excellent acid and alkali resistance (except for strong acid and alkali near saturation point or strong oxidizing chemicals).n3. Non conductive: The material cannot conduct electricity and is not corroded by electrolysis and current.n4. No combustion, no combustion support: no fire concerns.n5. Simple installation and low cost: cutting and connection are very simple, PVC glue connection is reliable and safe, easy to operate and low cost.n6. Durable: excellent weather resistance, and can not be corrupted by bacteria and fungi.n7. Low resistance and high flow rate: the inner wall is smooth, the fluid fluidity loss is small, the dirt is not easy to attach to the smooth pipe wall, and the maintenance is relatively simple and cheap.

1. Light weight: the proportion of the material is only 1/10 of that of cast iron. It is easy to transport and install, reducing the cost.n2. Excellent chemical resistance: excellent acid and alkali resistance (except for strong acid and alkali near saturation point or strong oxidizing chemicals).n3. Non conductive: The material cannot conduct electricity and is not corroded by electrolysis and current.n4. No combustion, no combustion support: no fire concerns.n5. Simple installation and low cost: cutting and connection are very simple, PVC glue connection is reliable and safe, easy to operate and low cost.n6. Durable: excellent weather resistance, and can not be corrupted by bacteria and fungi.n7. Low resistance and high flow rate: the inner wall is smooth, the fluid fluidity loss is small, the dirt is not easy to attach to the smooth pipe wall, and the maintenance is relatively simple and cheap.

1. Light weight: the proportion of the material is only 1/10 of that of cast iron. It is easy to transport and install, reducing the cost.n2. Excellent chemical resistance: excellent acid and alkali resistance (except for strong acid and alkali near saturation point or strong oxidizing chemicals).n3. Non conductive: The material cannot conduct electricity and is not corroded by electrolysis and current.n4. No combustion, no combustion support: no fire concerns.n5. Simple installation and low cost: cutting and connection are very simple, PVC glue connection is reliable and safe, easy to operate and low cost.n6. Durable: excellent weather resistance, and can not be corrupted by bacteria and fungi.n7. Low resistance and high flow rate: the inner wall is smooth, the fluid fluidity loss is small, the dirt is not easy to attach to the smooth pipe wall, and the maintenance is relatively simple and cheap.

1. Light weight: the proportion of the material is only 1/10 of that of cast iron. It is easy to transport and install, reducing the cost.n2. Excellent chemical resistance: excellent acid and alkali resistance (except for strong acid and alkali near saturation point or strong oxidizing chemicals).n3. Non conductive: The material cannot conduct electricity and is not corroded by electrolysis and current.n4. No combustion, no combustion support: no fire concerns.n5. Simple installation and low cost: cutting and connection are very simple, PVC glue connection is reliable and safe, easy to operate and low cost.n6. Durable: excellent weather resistance, and can not be corrupted by bacteria and fungi.n7. Low resistance and high flow rate: the inner wall is smooth, the fluid fluidity loss is small, the dirt is not easy to attach to the smooth pipe wall, and the maintenance is relatively simple and cheap.