Reducing coupling

This product is carefully crafted from PE100 to ensure the durability and stability of the product. The main function of the reducing coupling is to connect two pipes of different specifications to facilitate the smooth transmission of fluids. It is suitable for various pipeline systems to meet different engineering requirements. Our Reducing coupling is available in a variety of pressure ratings, including PN10 SDR17, PN12.5 SDR13.6, and PN16 SDR11, to meet the needs of different pressure environments. In terms of connection methods, the product uses heat fusion socket and heat fusion butt welding to ensure a secure and reliable connection, reducing the likelihood of leakage. We also offer a variety of color options, including black and blue, and support custom color selection to meet the personalized needs of customers. Our products comply with multiple international standards such as ISO4427, EN 12201, EN 1555, and GB/T 13663.3, and are of high quality and trustworthy.

  • Reducing coupling
  • Reducing coupling
  • Reducing coupling
  • Reducing coupling
  • Reducing coupling

Material: HDPE PE100
Pressure Ratings: PN16 SDR11, PN12.5 SDR13.6, PN10 SDR17
Connection Method: Heat fusion welding
Colors: Black, Blue (custom color options available)
Production Standards: ISO4427, EN 12201, EN 1555, GB/T 13663.3
Oxidation Induction Time (210°C): ≥20 min
Chlorophyll: <5 degrees
Turbidity: ≤0.22 NTU
Odor Reading: No odor was detected
PH Value: Approximately 7.9
Total Dissolved Solids: 201 mg/L
Oxygen Demand: Approximately 0.6 mg/L
Total Organic Carbon: 0.25 mg/L
Visual Clarity: No visible particles

Product parameter introduction
Reducing coupling Reducing coupling Reducing coupling
Socket Fusion
Size Pressure Level
DN 25-20 PN16 SDR11
DN 32-20 PN16 SDR11
DN 32-25 PN16 SDR11
DN 40-20 PN16 SDR11
DN 40-25 PN16 SDR11
DN 40-32 PN16 SDR11
DN 50-20 PN16 SDR11
DN 50-25 PN16 SDR11
DN 50-32 PN16 SDR11
DN 50-40 PN16 SDR11
DN 63-20 PN16 SDR11
DN 63-25 PN16 SDR11
DN 63-32 PN16 SDR11
DN 63-40 PN16 SDR11
DN 63-50 PN16 SDR11
DN 75-32 PN16 SDR11
DN 75-40 PN16 SDR11
DN 75-50 PN16 SDR11
DN 75-63 PN16 SDR11
DN 90-40 PN16 SDR11
DN 90-50 PN16 SDR11
DN 90-63 PN16 SDR11
DN 90-75 PN16 SDR11
DN 110-50 PN16 SDR11
DN 110-63 PN16 SDR11
DN 110-75 PN16 SDR11
DN 110-90 PN16 SDR11
Butt Fusion - PN12.5 SDR13.6/PN10 SDR17
Size Pressure Level Size Pressure Level
DN 75-50 PN12.5 SDR13.6 DN 280-200 PN12.5 SDR13.6
DN 75-63 PN12.5 SDR13.6 DN 280-225 PN12.5 SDR13.6
DN 90-50 PN12.5 SDR13.6 DN 280-250 PN12.5 SDR13.6
DN 90-63 PN12.5 SDR13.6 DN 315-110 PN12.5 SDR13.6
DN 90-75 PN12.5 SDR13.6 DN 315-160 PN12.5 SDR13.6
DN 110-50 PN12.5 SDR13.6 DN 315-180 PN12.5 SDR13.6
DN 110-63 PN12.5 SDR13.6 DN 315-200 PN12.5 SDR13.6
DN 110-75 PN12.5 SDR13.6 DN 315-225 PN12.5 SDR13.6
DN 110-90 PN12.5 SDR13.6 DN 315-250 PN12.5 SDR13.6
DN 125-50 PN12.5 SDR13.6 DN 315-280 PN12.5 SDR13.6
DN 125-63 PN12.5 SDR13.6 DN 355-110 PN10 SDR17
DN 125-75 PN12.5 SDR13.6 DN 355-160 PN10 SDR17
DN 125-90 PN12.5 SDR13.6 DN 355-200 PN10 SDR17
DN 125-110 PN12.5 SDR13.6 DN 355-225 PN10 SDR17
DN 140-63 PN12.5 SDR13.6 DN 355-250 PN10 SDR17
DN 140-75 PN12.5 SDR13.6 DN 355-280 PN10 SDR17
DN 140-90 PN12.5 SDR13.6 DN 355-315 PN10 SDR17
DN 140-110 PN12.5 SDR13.6 DN 400-110 PN10 SDR17
DN 140-125 PN12.5 SDR13.6 DN 400-160 PN10 SDR17
DN 160-63 PN12.5 SDR13.6 DN 400-200 PN10 SDR17
DN 160-75 PN12.5 SDR13.6 DN 400-225 PN10 SDR17
DN 160-90 PN12.5 SDR13.6 DN 400-250 PN10 SDR17
DN 160-110 PN12.5 SDR13.6 DN 400-280 PN10 SDR17
DN 160-125 PN12.5 SDR13.6 DN 400-315 PN10 SDR17
DN 160-140 PN12.5 SDR13.6 DN 400-355 PN10 SDR17
DN 180-110 PN12.5 SDR13.6 DN 450-200 PN10 SDR17
DN 180-125 PN12.5 SDR13.6 DN 450-225 PN10 SDR17
DN 180-160 PN12.5 SDR13.6 DN 450-250 PN10 SDR17
DN 200-50 PN12.5 SDR13.6 DN 450-280 PN10 SDR17
DN 200-63 PN12.5 SDR13.6 DN 450-315 PN10 SDR17
DN 200-75 PN12.5 SDR13.6 DN 450-355 PN10 SDR17
DN 200-90 PN12.5 SDR13.6 DN 450-400 PN10 SDR17
DN 200-110 PN12.5 SDR13.6 DN 500-200 PN10 SDR17
DN 200-125 PN12.5 SDR13.6 DN 500-225 PN10 SDR17
DN 200-160 PN12.5 SDR13.6 DN 500-250 PN10 SDR17
DN 200-180 PN12.5 SDR13.6 DN 500-280 PN10 SDR17
DN 225-110 PN12.5 SDR13.6 DN 500-315 PN10 SDR17
DN 225-160 PN12.5 SDR13.6 DN 500-355 PN10 SDR17
DN 225-180 PN12.5 SDR13.6 DN 500-400 PN10 SDR17
DN 225-200 PN12.5 SDR13.6 DN 500-450 PN10 SDR17
DN 250-110 PN12.5 SDR13.6 DN 560-315 PN10 SDR17
DN 250-125 PN12.5 SDR13.6 DN 560-355 PN10 SDR17
DN 250-160 PN12.5 SDR13.6 DN 560-400 PN10 SDR17
DN 250-200 PN12.5 SDR13.6 DN 560-450 PN10 SDR17
DN 250-225 PN12.5 SDR13.6 DN 560-500 PN10 SDR17
DN 280-110 PN12.5 SDR13.6 DN 630-315 PN10 SDR17
DN 280-125 PN12.5 SDR13.6 DN 630-355 PN10 SDR17
DN 280-140 PN12.5 SDR13.6 DN 630-400 PN10 SDR17
DN 280-160 PN12.5 SDR13.6 DN 630-450 PN10 SDR17
DN 280-180 PN12.5 SDR13.6 DN 630-500 PN10 SDR17
DN 630-560 PN10 SDR17

Butt Fusion - 16kg SDR11
Size Pressure Level Size Pressure Level
S75-50  PN16 SDR11 S200-180 PN16 SDR11
S75-63 PN16 SDR11 S225-125 PN16 SDR11
S90-50 PN16 SDR11 S225-160 PN16 SDR11
S90-63 PN16 SDR11 S225-180 PN16 SDR11
S90-75 PN16 SDR11 S225-200 PN16 SDR11
S110-50 PN16 SDR11 S250-110 PN16 SDR11
S110-63 PN16 SDR11 S250-160 PN16 SDR11
S110-75 PN16 SDR11 S250-200 PN16 SDR11
S110-90 PN16 SDR11 S250-225 PN16 SDR11
S125-63 PN16 SDR11 S280-110 PN16 SDR11
S125-75 PN16 SDR11 S280-125 PN16 SDR11
S125-90 PN16 SDR11 S280-140 PN16 SDR11
S125-110 PN16 SDR11 S280-160 PN16 SDR11
S140-63 PN16 SDR11 S280-180 PN16 SDR11
S140-75 PN16 SDR11 S280-200 PN16 SDR11
S140-90 PN16 SDR11 S280-225 PN16 SDR11
S140-110 PN16 SDR11 S280-250 PN16 SDR11
S140-125 PN16 SDR11 S315-110 PN16 SDR11
S160-63 PN16 SDR11 S315-160 PN16 SDR11
S160-75 PN16 SDR11 S315-200 PN16 SDR11
S160-90 PN16 SDR11 S315-225 PN16 SDR11
S160-110 PN16 SDR11 S315-250 PN16 SDR11
S160-125 PN16 SDR11 S315-280 PN16 SDR11
S160-140 PN16 SDR11 S355-110 PN16 SDR11
S180-110 PN16 SDR11 S355-160 PN16 SDR11
S180-125 PN16 SDR11 S355-200 PN16 SDR11
S180-140 PN16 SDR11 S355-225 PN16 SDR11
S180-160 PN16 SDR11 S355-250 PN16 SDR11
S200-50 PN16 SDR11 S355-280 PN16 SDR11
S200-63 PN16 SDR11 S355-315 PN16 SDR11
S200-75 PN16 SDR11 S400-200 PN16 SDR11
S200-90 PN16 SDR11 S400-225 PN16 SDR11
S200-110 PN16 SDR11 S400-250 PN16 SDR11
S200-125 PN16 SDR11 S400-280 PN16 SDR11
S200-140 PN16 SDR11 S400-315 PN16 SDR11
S200-160 PN16 SDR11 S400-355 PN16 SDR11
Product advantages

1. Reducing coupling is connected using heat fusion welding, ensuring a secure and stable connection that effectively eliminates pipeline leakage issues. The product has wonderful antioxidant properties, maintaining stable physical and chemical properties over the long term.
2. Reducing coupling is available in a variety of colors, such as black and blue, and also supports custom color options to meet the personalized needs of different customers.
3. Reducing coupling conforms to multiple international standards, including ISO4427, EN 12201, EN 1555, and GB/T 13663.3, and is of high quality and trustworthiness.
4. Its material, HDPE PE100, is highly recyclable, reducing the impact of waste on the environment. Additionally, the product is non-toxic and harmless, causing no pollution to water quality and the environment, meeting the environmental requirements of modern green construction.
5. Reducing coupling has wonderful durability and can maintain stable performance over the long term. Its simple structure and easy installation reduce the frequency of maintenance and replacement, thereby lowering the cost of use.

Applications
01 / 05
  • Water Supply
  • Irrigation
  • Firefighting
  • Electric Power Communication
  • Drainage
Water Supply
The reducing tee is a crucial component in water supply projects, serving as a vital link for connecting pipes of different specifications. Our reducing tee is manufactured using HDPE PE100, a high-quality material known for its exceptional corrosion resistance and anti-aging properties. It ensures long-term stability and reliability within the water supply system, guaranteeing a safe and consistent water supply. The reducing tee exhibits wonderful pressure-bearing capacity and sealing performance, enabling it to withstand the high-pressure environment of the water supply system and effectively eliminate pipeline leakage. Its welding connection method enhances durability and reliability, reducing the likelihood of leaks and contributing to the stable operation of the water supply system.
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Irrigation
Whether it is open channel irrigation exposed to the sun or buried underground pipe irrigation, our reducing tee can withstand various environmental conditions to ensure the smooth operation of the irrigation system. The reducing tee has unique and extensive applications in the field of irrigation, providing efficient and reliable connection solutions for agricultural irrigation systems and supporting the sustainable development of agricultural production.
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Firefighting
As an important facility to ensure the safety of people's lives and property, the firefighting system has very high requirements for the reliability and stability of pipeline connections. The reducing tee, with its wonderful performance and quality, has become an indispensable part of the firefighting system. Connecting pipes of different specifications is a common requirement. The reducing tee can conveniently connect pipes of different diameters, allowing fire water sources to be quickly and efficiently transported to the fire scene.
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Electric Power Communication
In the power system, pipeline connections are a key link to ensure the normal operation of power facilities. The reducing tee, as a professional pipeline connector, can easily connect pipes of different specifications, allowing cables, optical cables, and other lines in power facilities to safely and efficiently transmit electric power communication signals. Whether it is power plants, substations, or transmission lines, the reducing tee can meet their pipeline connection needs and ensure the stable operation of the power system. The reducing tee can effectively isolate electric power communication lines, preventing communication interruptions or damage caused by electrical faults.
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Drainage
The drainage system is a vital component of urban infrastructure, responsible for effectively managing rainwater, sewage, and other liquids to prevent waterlogging and flooding. The reducing tee plays a crucial role in the drainage system as it enables seamless connections between pipes of different diameters, ensuring the continuity and integrity of the drainage pipeline network. Our reducing tee is constructed from HDPE PE100, a high-quality material known for its outstanding corrosion resistance and wear resistance. This ensures that the reducing tee can withstand the challenges posed by various liquids in the drainage system. It maintains its performance over the long term, contributing to the stable operation of the entire drainage system.
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Color your world with excellence and innovation—Jiangyin Huada, your trusted source for premium color masterbatch, high-quality plastic pipes, and fittings.

It is because of our unwavering commitment to the pipe and pipeline industry, our emphasis on product diversity, the importance we place on product quality, and our dedication to green environmental practices and sustainable development that our brand has gradually gained recognition. Our products have earned the trust and praise of numerous customers, and our brand has become a symbol of reliability and trustworthiness.

As a professional China OEM HDPE Butt & Socket Fusion Reducing Coupling Supplier and HDPE Butt & Socket Fusion Reducing Coupling company, Our brand story is one of continuous progress and innovation. We will continue to create more value for more customers and contribute to the development of the industry. We believe that through sustained efforts and adherence to our principles, our brand will continue to shine brightly and make a mark internationally.

Jiangyin Huada Polyester Plastic Co., Ltd.
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