In alignment with the State's call for sustainable development, DONGHONG introduces its groundbreaking, eco-friendly, corrosion-resistant, and energy-efficient engineering pipeline solutions. We take pride in our steadfast commitment to quality by exclusively utilizing virgin materials. Our pipes boast an extraordinary lifespan of up to 50 years, dramatically minimizing the environmental impact and resource consumption associated with frequent production cycles.
- Outstanding Hydrostatic Strength
- Unmatched Oxidation Resistance Performance
- State-of-the-Art Integrated Equipment
- Meticulous Process Control
- High-Precision Meter Weight Control System
- Accredited In-House CNAS Laboratory
- Durable and Reliable Connections
| 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 wholeheartedly believe that 'good materials make good pipes, and good connections make good systems.' This core philosophy motivates us to innovate and develop a myriad of connection methods, each meticulously designed to fulfill the specific needs of diverse projects.
Specializing in both plastic and steel pipe fittings, Donghong offers an extensive range of engineering support fittings. We also provide tailor-made solutions based on customer specifications and construction conditions, ensuring unparalleled connections for peak system performance.
For example:
1. The electric fusion connection.
2. The heat fusion butt welding connection.
3. The flange buckle connection.
4. The butt fusion connection.
Donghong Pipe Industry is equipped with over 70 sets of advanced injection molding and connector processing equipment, along with a diverse array of more than 700 injection molds. Our state-of-the-art ultra-large injection molding machine, boasting a single injection volume of up to 230,000 grams, facilitates the one-time molding of ultra-large fittings. This groundbreaking capability not only sets a new benchmark in the domestic industry but also guarantees superior product quality.
| 1. Elctric fusion connection. |
2. Butt fusion Connection. |
3. Flange Buckle Connection |
Heat Fusion Butt Weld Connection
Electric fusion connection.
The Classic Case
Badanjilin Desert Drinking Water Project: In the challenging environment of complex geomorphology and undulating terrains, Donghong Pipeline Industry demonstrated its unmatched expertise. We actively participated in the project design, efficiently tackling the engineering pressure of varying pipeline systems with bespoke connection solutions. Donghong spearheaded the installation and acceptance phases, achieving a remarkable 30% cost saving. From water diversion to supply endpoints, we ensured the healthiest, strontium-rich water quality remained pristine, providing 300,000 desert inhabitants with safe, eco-friendly, and healthful drinking water.
Pipe for Yangzhou Shipyard Ship
Reinforced Polyethylene Pipe for Shipbuilding: Rapidly becoming a cornerstone in ship construction, our PE pipes offer unparalleled advantages like lightweight, high strength, and superior corrosion resistance. They are non-toxic, hygienic, and facilitate quick and easy installation with exceptional sealing performance, ensuring zero leakage. These attributes make them ideal for various ship piping systems, including drinking water, ballast water, air permeability, and domestic wastewater systems (both black and gray water).
Urban and Rural Water Supply Integration Project
This pioneering project, with an investment exceeding hundreds of millions of dollars, ensures the drinking water safety for hundreds of thousands of people. It addresses the water needs of villages and towns comprehensively, establishes a robust management and maintenance system, significantly improves rural drinking water quality, and achieves a 100% water penetration rate. The government selected Donghong Pipeline due to our unparalleled strength, over 20 years of experience, and thousands of successful case studies. Our unwavering commitment to quality and social responsibility drives us to deliver exemplary pipeline solutions.
High-standard Farmland Project: Donghong provides robust, reliable irrigation pipeline systems for high-standard farmland construction, tailored to local conditions to support modern agriculture. Our systems enhance land productivity and ensure superior grain output and quality.
Experience top-quality pipe products with Shandong Donghong Pipe Industry Co., Ltd. Our pipes are engineered for exceptional hydrostatic strength, outstanding oxidation resistance, and are equipped with cutting-edge integrated equipment. With rigorous process control, precision meter weight control systems, and our own CNAS-certified laboratory, our products promise unmatched reliability and durability. Enjoy secure, resilient connections with our pipes, ensuring the utmost peace of mind for your projects.
Founded in 1997, Shandong Donghong Pipe Industry Co., Ltd. is a trailblazing high-tech enterprise specializing in the research, development, production, sales, and service of advanced pipe systems. With a comprehensive industrial ecosystem encompassing design institutes, financial institutions, port logistics, construction units, and both upstream and downstream enterprises, Donghong Pipe Industry leads the charge in pipeline innovation. Our mission is to transform human life through smart pipelines and ensure the uninterrupted safety of pipeline transportation. On November 6, 2017, Donghong proudly achieved a historic milestone by being listed on the main board of Shanghai, becoming the first main-board listed enterprise in China's engineering composite pipeline sector.
Shandong Donghong Pipe Industry Co., Ltd. (abbreviated as Donghong Pipe Industry, stock code: 603856), excels in producing four major categories of functional and customized pipes:
- Specialized pipelines designed for effective rainwater and sewage diversion
- Tailored pipelines for municipal infrastructure
- Pipelines specialized for industrial and mining applications
- Pipelines for pivotal national engineering projects
- Special pipelines engineered specifically for gas and oil transportation
- Premium-quality raw materials for coating applications
- Comprehensive pipe fittings tailored to match all types of pipes
Shandong Donghong Pipe Industry Co., Ltd. boasts a dedicated team of over 200 R&D experts and holds an impressive portfolio of more than 100 patents. Utilizing national technology research platforms such as the National Enterprise Technology Center and CNAS Laboratory, Donghong is a leader in the digitalization, informatization, and intelligentization of pipeline engineering. This pioneering role is pivotal in advancing the engineering pipeline industry, particularly in supporting major national projects like the South-to-North Water Diversion and urban water supply integration. With a steadfast commitment to innovation and unmatched quality, Donghong is dedicated to serving key strategic and public welfare projects.
Our longstanding collaboration with elite logistics companies grants us the ability to offer a highly efficient transportation framework, seamlessly integrating 'steam transportation + railroad transportation + port and shipping logistics.' This sophisticated multi-modal approach ensures that customers receive the most effective and optimized transportation solutions available in the industry.
Leveraging years of transportation expertise, we guarantee that, regardless of extreme temperatures, remote locations, or challenging environments, our meticulously crafted transportation plans ensure every batch of goods reaches its destination promptly and reliably, maintaining our high standards of service.
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