SALVADOR INDUSTRIAL

China PPR Pipes Fittings Manufacturer

PPR Pipe and Fittings: The Definitive Guide to Potable Water Supply Solutions

Revolutionizing Potable Water Systems: How PPR Pipes and Fittings Set the New Standard
Introduction: As the demand for clean, reliable sources of drinking water continues to grow, the importance of efficient and safe potable water supply solutions has never been more critical. In this comprehensive guide, we delve into the role of PPR pipes and fittings as the backbone of modern potable water systems, providing a long-lasting, environmentally friendly, and cost-effective solution to meet today's challenges.

PPR Piping Standards: Ensuring Quality and Safety Across Borders

PPR (Polypropylene Random Copolymer) pipes are manufactured and installed according to a set of standards to ensure the quality and safety of the piping system. These standards can vary by country or region but are essential for the integrity of any PPR pipe network. Below are some of the most common standards related to PPR piping:

International Standards:

ISO Standards: The International Organization for Standardization (ISO) has laid down several standards relevant to PPR piping. Among these are ISO 15874, which specifies standards for PPR pipes and fittings, and ISO 15875, which sets out standards for PPR piping systems.

National Standards: Country-Specific Regulations: Various countries issue their own set of standards based on their specific needs and regulations. For example, in China, the national standard applicable to PPR piping systems is GB/T 18742.
Adherence to these standards ensures that PPR pipes meet the essential criteria for durability, safety, and efficiency, making them a reliable choice for a multitude of applications.

PPR serial products

PPR Coupling

PPR Coupling

PPR Reducer Coupling

PPR Reducer Coupling

PPR 45 Deg Elbow

PPR 45 Deg Elbow

PPR 90 Deg Elbow

PPR 90 Deg Elbow

PPR Equal Tee

PPR Equal Tee

PPR Reducer Tee

PPR Reducer Tee

PPR Pipe Cap

PPR Pipe Cap

PPR Plugs

PPR Plugs

PPR Female Coupling

PPR Female Coupling

PPR Male Coupling

PPR Male Coupling

PPR Female Elbow

PPR Female Elbow

PPR Male Elbow

PPR Male Elbow

PPR Male Tee

PPR Male Tee

PPR Female Tee

PPR Female Tee

PPR Female Union

PPR Female Union

PPR Male Union

PPR Male Union

PPR Cross

PPR Cross

PPR Long Elbow

PPR Long Elbow

PPR Short Bypass Bend

PPR Short Bypass Bend

PPR Flange

PPR Flange

Upgrade to PPR Pipes: Your Sustainable Water Solution!

Size Range of PPR Pipe Fittings

PPR (polypropylene random copolymer) fittings are commonly used in various plumbing and water supply systems. These fittings typically range in size from 20mm to 110mm in diameter.
This size range makes PPR fittings suitable for different applications:
20mm to 32mm: These smaller sizes are commonly used in residential plumbing, including water supply lines for sinks, showers and toilets.
40mm to 63mm: These medium sizes are typically used in commercial applications such as office buildings or smaller industrial facilities.
75mm to 110mm: Larger sizes are usually used for HDPE main pipe water drainage to building sub-pipes, requiring high flow rates and wider pipes.

The wide size range allows for flexibility in the design and installation of PPR piping systems to meet various flow requirements and installation constraints. For specific applications and sizing considerations, it is recommended to consult a professional to ensure optimum performance.

CPVC fittings drawing

PPR Pipe Size

DN(MM) Thickness(mm)
Water Pipe PN1.0 Cold Water Pipe PN1.25 Cold Water Pipe PN1.6 Hot Water Pipe PN2.0 Hot Water Pipe PN2.5
20 - 2.0 2.3 2.8 3.4
25 - 2.3 2.8 3.5 4.2
32 2.4 2.9 3.6 4.4 5.4
40 3.0 3.7 4.5 5.5 6.7
50 3.7 4.6 5.6 6.9 8.3
63 4.7 5.8 7.1 8.6 10.5
75 5.6 6.8 8.4 10.3 12.3
90 6.9 8.2 10.1 12.3 15.0
110 8.1 10.0 12.3 15.1 18.3

The relationship between the SDR value and the pressure of the PPR pipe

SDR and Pressure Ratings:
The SDR value is inversely proportional to the pressure rating of the pipe. Lower SDR values mean higher pressure ratings. Here’s why:

Lower SDR: Thicker wall, higher pressure resistance.
Higher SDR: Thinner wall, lower pressure resistance.
SDR and Pressure Ratings:
The SDR value is inversely proportional to the pressure rating of the pipe. Lower SDR values mean higher pressure ratings. Here’s why:

Lower SDR: Thicker wall, higher pressure resistance.
Higher SDR: Thinner wall, lower pressure resistance.

SDR formula

dn – the nominal outer diameter of the pipe, in mm;
en——PPR nominal wall thickness, in mm;
dn – the nominal outer diameter of the pipe, in mm;
en——PPR nominal wall thickness, in mm;

Upgrade to PPR Pipes: Your Sustainable Water Solution!

Connecting PPR Pipes and Fittings: A Step-by-Step Guide

Connecting PPR (Polypropylene Random Copolymer) pipes and fittings is a straightforward process commonly used in plumbing and water supply systems. The process usually involves fusion welding, also known as heat fusion or butt welding. Here's a step-by-step guide:

6.Inspection:
Once the joint has cooled, inspect it to ensure a proper seal. A successful joint will be smooth and free from gaps.
By following these steps, you can create a strong, leak-proof connection between PPR pipes and fittings. For large-scale or specialized applications, consult with professionals to ensure optimal performance.

1.Preparation:
Cut the PPR pipe to the desired length using a pipe cutter.
Make sure the cut is clean and free from burrs.
2.Marking:
Use a marker to indicate the depth of insertion on the pipe. This will serve as a guide to ensure that the pipe is fully inserted into the fitting during the welding process.
3.Heating:
Insert the PPR pipe and fitting into a PPR welding machine, which has heated dies to melt the material.
Hold them in place until the material softens (usually a few seconds, depending on the manufacturer’s instructions).
4.Fusion:
Quickly remove the pipe and fitting from the welding machine and immediately insert the pipe into the fitting up to the marked depth.
5.Cooling:
Hold the pipe and fitting together for a few seconds to allow the material to cool and fuse. Do not disturb the joint during this time.

PPR Pipe Hot Melt Precautions

1. Cleanliness:
Ensure that the PPR pipe is clean and dry before fusion. The presence of oil, dust, or other impurities can compromise the integrity of the fusion joint and may contaminate the water.
2.Even Cut:
The cut on the PPR pipe should be clean, even, and free from burrs. An uneven cut can result in misalignment during fusion and can reduce the lifespan of the joint due to irregular water flow.
3.Adequate Temperature:
The temperature for the fusion process should be around 260°C. This can vary slightly depending on environmental conditions, with colder temperatures requiring a 10-15°C increase to ensure proper fusion.
4.Optimal Fusion Time:
The duration of the heat fusion needs to be precisely controlled. Insufficient heating can result in weak joints, while over-fusing can cause narrowing of the pipe, reducing water flow.
5.No Rotation:
Avoid rotating the pipe during the fusion process as it can disrupt the molecular structure of the PPR material, potentially diminishing its functionality and shortening its lifespan.
By adhering to these best practices, you can ensure a strong, reliable, and long-lasting joint for your PPR piping system.

How to Distinguish Between Cold Water and Hot Water PPR Pipes

PPR Cold Water Pipe and Hot Water Pipe

Identifying whether a PPR pipe is designed for hot or cold water is crucial for the integrity and efficiency of a plumbing system. Here are some key factors to consider:

1. Color Coding:
Manufacturers often use a color-coding system to differentiate between hot and cold water pipes. Common colors include:

Green: Typically used for cold water pipes.
Red or White: Often used for hot water pipes.
2. Markings:
Examine the markings on the pipe. These usually indicate the maximum temperature and pressure that the pipe can withstand. Hot water pipes will typically have higher temperature ratings.

Packaging of PPR pipe fittings

To optimize for containerized shipping, the length of PPR pipes is generally limited to 6 meters or less. Both pipes and fittings are strategically packed within the container to avoid exceeding weight limits, ensuring efficient and cost-effective transportation.

PPR pipe fittings are typically packaged in bags, with the quantity per bag ranging from 20 to 50 units. The exact number depends on the size of the fittings. Inside each bag, a label is included that provides essential product information, ensuring proper usage and identification.

Loading PPR pipes into containers

The standard colors for PPR pipe fittings are generally green and white, but customization options are available to meet specific customer preferences for color.

As for branding, the fittings typically feature a trademark, which can be applied either through ink printing or laser etching, providing flexibility in meeting different aesthetic and durability requirements.

PPR pipe fitting printing trademark
Loading PPR pipe fittings into containers

Key Applications of PPR Piping Systems

PPR (Polypropylene Random Copolymer) piping is a plastic pipeline system designed for a range of applications including water supply, heating, chemical pipelines, and other fluid transport needs. Below is a brief overview of its primary uses and associated standards:

Drinking Water Supply:

PPR pipes are extensively used in residential, commercial, and industrial buildings for potable water supply systems. They safely and hygienically transport drinking water, as PPR material does not release harmful substances into the water.

Heating Systems:

Due to their excellent heat resistance, PPR pipes are suitable for hot water transport in heating systems, including underfloor heating and radiator systems.

Chemical Pipelines:

These pipes are also versatile enough for various industrial applications, including food processing, pharmaceuticals, and electronics.

Medical Facilities

PPR pipes are employed in hospitals and laboratories for water supply

Upgrade to PPR Pipes: Your Sustainable Water Solution!

Guidelines for judging the quality of PPR pipes

Determining the quality of PPR (Polypropylene Random Copolymer) pipes is crucial for ensuring a reliable and long-lasting plumbing system. Here are some key factors to consider:

1. Raw material quality: High-quality PPR pipes usually use high-purity, impurity-free polypropylene raw materials. Check whether the pipe manufacturer has provided relevant quality certification and test reports.

2. Surface Appearance: The surface should be smooth without any irregularities, dents, or color variations.

3. Dimensions and Identification: Measure pipe diameter and wall thickness to ensure it meets specifications. In addition, check the markings and markings on the pipe to ensure that it complies with the relevant standards.

4. Heat resistance: PPR pipes should have good heat resistance and be able to work stably for a long time at 70°C. Check whether the heat resistance of the pipe meets the specification

5. Pressure resistance: PPR pipes should have sufficient pressure resistance to withstand the water pressure in the system. Check that the pressure rating of the tubing is suitable for the specific application needs.

6. Odor: Quality PPR should not emit any unpleasant or strong odors, suggesting that the material is pure and does not contain impurities.

7. Connection quality: If possible, check the connection quality of the connected pipes and fittings to ensure that the connection is tight and leak-free.

8. Certification and Standards: Ensure that PPR pipes comply with relevant national or international standards, such as ISO 15874 or GB/T 18742, etc.

9. Manufacturer Reputation: Consider the manufacturer’s reputation and reviews. Established brands are more likely to offer high-quality products.

For detailed specifications and sizes of PPR pipe fittings, please contact us by email.

We'd like to work with you

Send us a message if you have any questions or request a quote. Our experts will give you a reply within 24 hours and help you select the right valve you want.

Ask For A Quick Quote

We will contact you within 1 working day, please pay attention to the email with the suffix “@swdplastic.com”

Request a Free Quote

Send us a message if you have any questions or request a quote. We will be back to you ASAP!

The ULTIMATE Guide to plastic valves pipe fittings in China 2024

plastic valves pipe fittings

Note: Your email information will be kept strictly confidential.