In alignment with the national drive for sustainability, **Shandong Donghong Pipe Industry Co., Ltd.** proudly presents its eco-friendly, corrosion-resistant, and energy-efficient PE Material Pipeline with Oxidation Resistance. Our unwavering commitment ensures that no reclaimed materials are ever used. Each pipeline boasts an impressive lifespan of up to 50 years, significantly reducing both material consumption and environmental pollution caused by repetitive manufacturing.
- High Hydrostatic Strength
- Outstanding Oxidation Resistance Performance
- State-of-the-Art Integrated Equipment
- Meticulous Process Control
- Precision Meter Weight Control System
- In-house CNAS Accredited Laboratory
- Robust and Secure Connection
PE100 Nominal pressure and Specification (GB/T13663.2-2018) |
Nomina diameter mm |
Nominal pipe thicness en,mm |
Standard Size |
SDR9 |
SDR11 |
SDR13.6 |
SDR17 |
SDR21 |
SDR26 |
SDR33 |
SDR41 |
Pipe Series |
S4 |
S5 |
S6.3 |
S8 |
S10 |
S12.5 |
S16 |
S20 |
Nominal Pressure MPa |
2 |
1.6 |
1.25 |
1 |
0.8 |
0.6 |
0.5 |
0.4 |
20 |
2.3 |
2.3 |
|
|
|
|
|
|
25 |
3 |
2.3 |
2.3 |
32 |
3.6 |
3 |
2.4 |
40 |
4.5 |
3.7 |
3 |
50 |
5.6 |
4.6 |
3.7 |
3 |
63 |
7.1 |
5.8 |
4.7 |
3.8 |
3 |
75 |
8.4 |
6.8 |
5.6 |
4.5 |
3.6 |
90 |
10.1 |
8.2 |
6.7 |
5.4 |
4.3 |
3.5 |
110 |
12.3 |
10 |
8.1 |
6.6 |
5.3 |
4.2 |
125 |
14 |
11.4 |
9.2 |
7.4 |
6 |
4.8 |
140 |
15.7 |
12.7 |
10.3 |
8.3 |
6.7 |
5.4 |
160 |
17.9 |
14.6 |
11.8 |
9.5 |
7.7 |
6.2 |
180 |
20.1 |
16.4 |
13.3 |
10.7 |
8.6 |
6.9 |
200 |
22.4 |
18.2 |
14.7 |
11.9 |
9.6 |
7.7 |
225 |
25.2 |
20.5 |
16.6 |
13.4 |
10.8 |
8.6 |
250 |
27.9 |
22.7 |
18.4 |
14.8 |
11.9 |
9.6 |
280 |
31.3 |
25.4 |
20.6 |
16.6 |
13.4 |
10.7 |
315 |
35.2 |
28.6 |
23.2 |
18.7 |
15 |
12.1 |
9.7 |
7.7 |
355 |
39.7 |
32.2 |
26.1 |
21.1 |
16.9 |
13.6 |
10.9 |
8.7 |
400 |
44.7 |
36.3 |
29.4 |
23.7 |
19.1 |
15.3 |
12.3 |
9.8 |
450 |
50.3 |
40.9 |
33.1 |
26.7 |
21.5 |
17.2 |
13.8 |
11 |
500 |
55.8 |
45.4 |
36.8 |
29.7 |
23.9 |
19.1 |
15.3 |
12.3 |
560 |
|
50.8 |
41.2 |
33.2 |
26.7 |
21.4 |
17.2 |
13.7 |
630 |
57.2 |
46.3 |
37.4 |
30 |
24.1 |
19.3 |
15.4 |
710 |
64.5 |
52.2 |
42.1 |
33.9 |
27.2 |
21.8 |
17.4 |
800 |
72.6 |
58.8 |
47.4 |
38.1 |
30.6 |
24.5 |
19.6 |
900 |
81.7 |
66.2 |
53.3 |
42.9 |
34.4 |
27.6 |
22 |
1000 |
90.2 |
72.5 |
59.3 |
47.7 |
38.2 |
30.6 |
24.5 |
1200 |
|
88.2 |
67.9 |
57.2 |
45.9 |
36.7 |
29.4 |
At Donghong, we are driven by the conviction that 'good materials create superior pipes, and excellent connections build impeccable systems.' This core philosophy inspires us to develop a diverse range of connection methods, each meticulously designed to meet the unique demands of various projects. Our innovative solutions ensure that our pipeline systems are not only dependable but also exceptionally efficient.
Donghong Pipe Industry is a leader in both plastic and steel pipe fittings. Our versatile production facility is equipped to produce engineering support fittings in an extensive array of specifications. We also provide custom fittings tailored to specific customer requirements and unique construction conditions. Upholding our belief that 'a superior connection leads to an outstanding system,' we ensure top-notch functionality in every product.
For example:
1. The electric fusion connection facilitates rapid and secure pipe joints, enhancing efficiency and reliability.
2. The heat fusion butt welding connection ensures robust, seamless pipeline integration for enduring performance.
3. The flange buckle connection offers strong, durable pipe assembly, guaranteeing long-lasting stability.
4. The butt fusion connection provides reliable and consistent joint performance, ensuring a dependable pipeline system.
Donghong Pipe Industry boasts over 70 injection molding production units and more than 700 injection molds. Our state-of-the-art facility includes an ultra-large injection molding machine with a single injection capacity of up to 230,000 grams. This capability allows for the one-time molding of ultra-large fittings, filling critical gaps in the domestic industry while ensuring exceptional product quality.
1. Elctric fusion connection. |
2. Butt fusion Connection. |
3. Flange Buckle Connection |
Heat Fusion Butt Weld Connection
The electric fusion connection ensures a robust, enduring bond for various pipeline systems, bringing a new level of reliability to your projects.
The Classic Case
Badanjilin Desert Drinking Water Project: Overcoming the intricate geomorphology with unparalleled engineering prowess, Donghong Pipeline Industry was instrumental in the project's design, addressing the challenges of varied pipeline pressures and their respective connections. Leading both installation and validation, we achieved an impressive 30% cost savings. From water diversion to final delivery, we preserved the integrity of the 'strontium-rich' healthiest water, delivering safe, eco-friendly, and healthful water to 300,000 desert inhabitants.
Piping Solutions for Yangzhou Shipyard
Reinforced Polyethylene (PE) pipes are becoming indispensable in modern shipbuilding. These pipes offer remarkable attributes such as lightweight structure, superior strength, corrosion resistance, non-toxicity, hygiene, easy installation, and outstanding sealing performance, guaranteeing no leakage. These features make PE pipes ideal for various shipboard piping systems, including drinking water, ballast water, air permeability, and domestic wastewater (black and gray water) systems.
Urban and Rural Water Supply Integration Project
A landmark project with massive investments, pivotal to ensuring the drinking water safety for hundreds of thousands. It provides a holistic solution for the water needs of villages and towns, establishing an efficient management and maintenance framework. The project's success has significantly raised rural drinking water quality standards, achieving 100% water penetration. The government chose Donghong Pipeline as the project leader, recognizing our exceptional capabilities, 20+ years of expertise, and thousands of successful cases. Our guiding mission, 'Adhering to quality and the responsibility of social security pipeline,' fuels our commitment.
High-Standard Farmland Project: Donghong excels in delivering a robust irrigation pipeline system customized to local conditions, supporting high-standard farmland construction. Our solutions advance new agricultural methods, ensuring fertile land yields more abundant and higher-quality grain.
Experience premium pipe products with Shandong Donghong Pipe Industry Co., Ltd. Our offerings are designed for superior hydrostatic strength and exceptional oxidation resistance. With state-of-the-art integrated equipment, precise meter weight control, and a dedicated CNAS laboratory, we guarantee product reliability and longevity. Trust our pipes for secure, dependable connections in your projects, offering unmatched peace of mind.

Founded in 1997, Shandong Donghong Pipe Industry Co., Ltd. stands as a high-tech beacon in the pipe industry, excelling in research, development, production, sales, and service. Through meticulous cultivation, we have established a comprehensive industrial ecosystem encompassing design institutes, financial institutions, port logistics, construction units, and both upstream and downstream enterprises. Our ambitious mission is to revolutionize human life with cutting-edge intelligent pipelines, ensuring the continuous safety and efficiency of pipeline transportation. Notably, on November 6, 2017, Donghong Pipe Industry achieved a milestone by becoming the first enterprise in China's engineering composite pipeline industry to be listed on the main board of Shanghai.
Shandong Donghong Pipe Industry Co., Ltd. (Donghong Pipe Industry, stock code: 603856), excels in four principal categories of functional and customized pipes:
- Intricately designed pipelines for the effective diversion of rainwater and sewage
- Expertly engineered pipelines for municipal applications
- Tailored pipelines for the distinct needs of industrial and mining sectors
- Precision-crafted pipelines for national key engineering projects
- Specialized pipelines for efficient gas and oil transportation
- Top-tier raw materials ideal for premium coating applications
- Comprehensive, high-quality pipe fittings for a variety of pipeline types
Shandong Donghong Pipe Industry Co., Ltd. boasts a formidable team of over 200 R&D experts and holds more than 100 patents, underscoring our innovative prowess. Utilizing national technology research platforms such as the National Enterprise Technology Center and CNAS Laboratory, we spearhead the digitalization, informatization, and intelligent advancement within the pipeline engineering sector. Our influential role is exemplified in landmark projects such as the South-to-North Water Diversion and urban water supply integration. With an unwavering commitment to innovation and quality, Donghong is dedicated to advancing strategic and essential public projects.
For years, we have partnered with leading logistics companies to develop an unrivaled transportation network. By integrating steam transportation, railroad transit, and port-shipping logistics, we offer our customers the most efficient and cost-effective shipping solutions available.
Leveraging our extensive transportation expertise, we guarantee timely deliveries regardless of weather conditions or the remoteness and harshness of the destination. Our meticulously crafted transportation plans ensure that each consignment reaches its destination promptly, safeguarding the integrity and punctuality of every shipment.
1. Does your product meet international standards?
Our products have proudly earned CE, BV, ISO, and WARS certifications, not only meeting but consistently exceeding standard requirements to ensure unparalleled quality. We offer full customization to meet any national standards you specify. Inform us of your requirements, and we will meticulously verify and rigorously test to meet your expectations.
2. What services do you offer?
As a dedicated manufacturing factory, we deliver premium pipe products, pipe fittings, packaging, and efficient shipping services. Leveraging our consulting expertise, we provide project consultation, comprehensive pipe system solutions, and insightful design recommendations. As an engineering-driven enterprise, we also specialize in pipeline contracting, pipe repair services, and offer complimentary maintenance guidance.
3. Do you support OEM/ODM services?
Yes, we excel in providing extensive OEM/ODM customization options, including materials, specifications, logos, packaging, and connection methods. Our expert team is adept at delivering tailored solutions for your unique projects, supported by an impressive history of successful case studies.
4. What are your terms of payment?
We accept T/T or L/C at sight, ensuring flexibility and convenience for our clients.
5. How do you guarantee the quality of your products?
We warmly invite all customers to visit our company and inspect our products firsthand. We conduct rigorous testing as per your requirements before any order is placed. Additionally, we offer to dispatch samples for independent customer testing, ensuring the highest quality before commencing bulk production.
Welcome to Shandong Donghong Pipe Industry Co., Ltd.
Our products strictly adhere to international standards, including CE, BV, ISO, and WARS certifications, consistently surpassing requisite benchmarks. We offer customized solutions to accommodate any national standards required.
We provide an extensive range of services, including exceptional pipe products, fittings, packaging, shipping, project consulting, pipe system solutions, design recommendations, pipeline contracting, pipe repair services, and maintenance guidance.
We support comprehensive OEM/ODM services with customization options in materials, specifications, logos, packaging, connection methods, and beyond. Our skilled team excels in crafting bespoke solutions for your specialized projects, as demonstrated by our extensive portfolio of successful cases.
Our payment terms include T/T or L/C at sight. We guarantee the quality of our products through in-depth on-site inspections, stringent testing processes, and by providing samples for customer verification before proceeding with bulk production.