Types of PPR Pipes and Specifications

Classification of PPR Pipes

Based on Pressure Rating

PPR pipes are classified based on their pressure rating, which determines their suitability for different applications. Common pressure ratings include PN10, PN16, PN20, and PN25, indicating the maximum allowable working pressure in megapascals (MPa). PN10 pipes are typically used for low-pressure applications such as residential plumbing, while PN25 pipes are suitable for high-pressure industrial systems.

Based on Raw Material Composition

PPR pipes can also be classified based on their raw material composition. While most PPR pipe are made from random copolymer polypropylene, some manufacturers offer reinforced PPR pipe with additional layers of fiberglass or other materials. These reinforced pipes offer enhanced strength and rigidity, making them suitable for demanding applications such as underground installations and high-temperature environments.

Specifications of PPR Pipes

Outer Diameter (OD) and Wall Thickness

PPR pipes are available in various outer diameters (OD) and wall thicknesses to accommodate different flow rates and pressure requirements. Common OD sizes range from 16mm to 160mm, with corresponding wall thicknesses ranging from 1.9mm to 17.9mm. The selection of OD and wall thickness depends on factors such as the intended application, fluid properties, and system pressure.

Length and Color

PPR pipes are typically supplied in standard lengths of 4 meters or 6 meters, although custom lengths can be manufactured upon request. Additionally, PPR pipe are available in a variety of colors, with blue often used for cold water lines and green or red for hot water lines. This color-coding helps to differentiate between different piping systems and facilitates installation and maintenance.

Compliance with Standards

PPR pipes must comply with various international standards to ensure quality and performance. Common standards for PPR pipe include DIN 8077/8078 (Germany), ISO 15874 (International Organization for Standardization), and ASTM F2389 (American Society for Testing and Materials). These standards specify requirements for raw materials, dimensions, mechanical properties, and performance characteristics of PPR pipe, ensuring consistency and reliability across different manufacturers and regions.

Considerations for Selecting PPR Pipes

Application Requirements

When selecting PPR pipes, it is essential to consider the specific requirements of the application, including operating pressure, temperature, fluid compatibility, and environmental conditions. By matching the pipe specifications to the application requirements, users can ensure optimal performance and longevity of the piping system.

Manufacturer Reputation

Choosing a reputable manufacturer is crucial when sourcing PPR pipes to guarantee quality, reliability, and compliance with industry standards. Established manufacturers with a proven track record of producing high-quality PPR pipe are more likely to deliver consistent performance and customer satisfaction.

Installation and Maintenance

Finally, considerations for installation and maintenance should also be taken into account when selecting PPR pipes. Pipes with standardized dimensions and easy jointing methods, such as heat fusion or mechanical fittings, facilitate installation and minimize labor costs. Additionally, selecting pipes with excellent resistance to corrosion, scaling, and chemical degradation can reduce the need for frequent maintenance and repairs, ensuring long-term reliability of the piping system.


IFAN is a professional manufacturer with 30 years of experience, dedicated to producing high-quality plastic pipes, fittings, and valves. Our products include brass valves, PPR valves, as well as various pipes and fittings to meet different customer needs. Whether you need plumbing and drainage pipes or valve products, IFAN can provide a diverse range of high-quality, cost-effective products to support your projects. Below is our contact information.

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