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  • Shanghai Zhongsu Pipe Co., Ltd.
  • Shanghai Zhongsu Pipe Co., Ltd.
  • Shanghai Zhongsu Pipe Co., Ltd.
  • Shanghai Zhongsu Pipe Co., Ltd.

Socket Fusion HDPE Fittings

ZHSU offers a full complete range of HDPE socket fusion fitting configurations to cover diverse plumbing, infrastructure and industrial piping demands. Our product lineup includes socket fusion couplings, elbows, tees, reducers, end caps, stub ends, male/female threaded adapters, ball valves and customized special fittings. Socket Fusion HDPE Fittings are specialized professional components designed for joining small to medium-diameter HDPE pipes (typically under 110mm/4 inches) via precise thermal welding processes, widely applied in municipal water supply, natural gas distribution, agricultural irrigation, and industrial fluid transportation. Different from butt fusion, which directly welds pipe ends together, socket fusion technology heats both the pipe end and fitting socket, then inserts the pipe into the fitting to form a permanent integrated connection. Manufactured by ZHSU with premium pure PE80/PE100 virgin HDPE resin, our socket fusion fittings deliver superior structural stability, outstanding pressure resistance, and long-term operational reliability for both low and medium-pressure pipeline projects.

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Product Description

Socket Fusion HDPE Fittings are essential thermal welding accessories dedicated to connecting small and medium-diameter HDPE pipes below 110mm (4 inches). As a professional alternative to butt fusion welding, these HDPE socket fusion fittings adopt a unique heating and insertion process: heating both the pipe end and fitting socket to form a solid, permanent integrated pipeline connection. Produced by ZHSU with pure PE80/PE100 virgin HDPE raw materials, the fittings boast stable structural performance and reliable pressure resistance, perfectly adapting to low and medium-pressure working conditions for water supply, natural gas transmission, agricultural irrigation and industrial fluid delivery projects.

 

A standout advantage of Socket Fusion HDPE Fittings is their molecular fusion connection effect. Unlike ordinary threaded and glued joints that are prone to loosening and leakage, thermally welded socket joints achieve homogeneous integration. After heating and cooling, the connecting part forms a one-piece structure with tensile strength exceeding the pipe body, completely eliminating leakage risks. The ultra-smooth inner wall also minimizes fluid friction, effectively preventing scaling and blockage, and maintaining long-term stable and efficient pipeline transportation.

 

ZHSU supplies a full spectrum of standard and customized socket fusion fitting products, covering couplings, elbows, tees, reducers, end caps, stub ends, male and female threaded adapters, ball valves and other mainstream specifications. All products strictly comply with ISO international standards, featuring excellent chemical inertness, corrosion resistance, abrasion resistance and stress crack resistance. They perform reliably in complex and harsh scenarios including coastal saline land, wetland areas and chemical industrial zones. In addition, the good flexibility and seismic performance enable the fittings to withstand ground settlement and pipeline deformation, avoiding pipeline rupture and leakage failures.

 

Lightweight in structure and simple to install via standard socket fusion welding, ZHSU HDPE fittings greatly shorten construction cycles and cut labor and later maintenance costs. Free from rust and secondary pollution, the fittings support a service life of over 50 years, serving as an economical and eco-friendly substitute for traditional steel and plastic fittings. With precise dimensional tolerance and strict full-process quality inspection, ZHSU provides professional one-stop supporting solutions of HDPE pipes and fittings for global engineering projects and bulk wholesale customers.

SPECIFICATIONS

Item Name

Socket Fusion HDPE Fittings

Size

20- 63 mm

Pressure

Pn 1.6Mpa

Material

PE100

Inserts

brass

Colour

Black, Blue

Connection

Socket Fusion, BSP, NPT thread

Standard

DIN16963 ,ISO4427-3

About ZHSU Shanghai Zhongsu Pipe Co., Ltd.
Shanghai Zhongsu Pipe Co., Ltd. was founded in 2004 with a registered capital of 1.01 billion RMB. Located in Jinshan District, Shanghai, China, the company covers a production area of 70,000 square meters.

Specializing in the production of plastic pipes and fittings, ZHSU’s product portfolio includes PPR pipes, antibacterial PPR pipes, anti-UV PPR pipes, PP-RCT pipes, PE-RT pipes, SRPT pipes, and HDPE pipes. Equipped with advanced high-tech production lines, the company achieves high production efficiency and ensures fast and reliable product delivery for global customers.
ZHSU owns a CNAS-certified national laboratory. All plastic products adopt 100% imported raw materials sourced from Borealis and South Korea, guaranteeing green, healthy, and high-quality pipe products. We cherish every drop of water, which embodies our core social responsibility and corporate mission.

Adhering to the long-term development strategy of “Building First-class Enterprises, Manufacturing First-class Products, Delivering First-class Services and Forging First-class Brands”, ZHSU has maintained steady and sustainable business growth year by year.

The company is equipped with internationally advanced production lines and testing equipment for plastic pipe manufacturing. We conduct standardized production in strict compliance with national and international industry standards, with full-process quality monitoring covering raw material procurement to finished product delivery. Thanks to our comprehensive and standardized management system, we have obtained ISO9001, ISO 14001, and OHSAS18001 certifications. Additionally, our brand and products have been honored as “Shanghai Famous Brand Products”, “Shanghai High-tech Enterprise,” and “Shanghai Famous Trademark”.

ZHSU has established a complete and systematic product lineup, covering PP-R water supply pipes, antibacterial PP-R pipes, PP-RCT pipes, PE-RT floor heating pipes, HDPE water supply and drainage pipes, as well as supporting pipe fittings made of PP-R, PP-RCT, and HDPE materials. Our products are widely applied in various scenarios, including building water supply and drainage, municipal water supply and drainage, large-diameter underground drainage, sewage disposal, and rural water network renovation. Well-received across China, our products are also exported to overseas markets such as Southeast Asia, Africa, and Latin America.

To support national rural drinking water safety projects and nuclear power construction projects, ZHSU has introduced professional large-diameter PE pipe production equipment. At present, the maximum diameter of our PE pipes reaches DN1200mm, making us one of the domestic manufacturers capable of producing such large-diameter PE pipes in China.

Guided by the enterprise spirit of “Knowledge, Courage, Truth-seeking and Innovation” and the business philosophy of “Customer Priority, Quality-oriented, Efficient Management, Reputation and Sincerity”, ZHSU will keep breaking through technical and operational limitations. We sincerely cooperate with customers at home and abroad, relying on reliable product quality, competitive pricing, and thoughtful professional services, to create value and achieve win-win prosperity together!

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  • Shanghai Zhongsu Pipe Co., Ltd.
  • Shanghai Zhongsu Pipe Co., Ltd.
  • Shanghai Zhongsu Pipe Co., Ltd.
  • Shanghai Zhongsu Pipe Co., Ltd.
  • Shanghai Zhongsu Pipe Co., Ltd.
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