In alignment with the State's call for sustainable development, DONGHONG introduces its environmentally-friendly, corrosion-resistant, and energy-efficient engineering pipeline solutions. We proudly pledge never to use reclaimed materials, ensuring each pipeline's lifespan reaches an impressive 50 years. This durability significantly reduces consumption and environmental pollution associated with repetitive production cycles.
- Exceptional Hydrostatic Strength
- Superior Oxidation Resistance Performance
- Cutting-Edge Integrated Equipment
- Rigorous Process Control
- Precision Meter Weight Control System
- Certified In-House CNAS Laboratory
- Robust and Secure 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 hold the unwavering belief that 'good materials make good pipes, good connections make good systems.' This guiding principle inspires us to innovate a diverse array of connection methods, meticulously tailored to meet the unique requirements of every project.
Specializing in both plastic and steel pipe fittings, Donghong manufactures an extensive range of engineering support fittings. We also excel in offering bespoke solutions based on precise customer specifications and construction conditions, ensuring superior system performance and reliability.
For instance:
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 proudly operates over 70 sets of advanced injection molding and connector processing equipment, supported by more than 700 precise injection molds. Our state-of-the-art ultra-large injection molding machine, with a single injection capacity of up to 230,000 grams, enables the one-time molding of ultra-large fittings. This not only bridges critical gaps in the domestic market but also guarantees exceptional and consistent 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 a challenging environment of complex geomorphology and undulating terrains, Donghong Pipeline Industry showcased its expertise. We participated in the project design, effectively addressing the engineering pressure of different pipeline systems with tailored connection solutions. Donghong led the installation and acceptance phases, resulting in a remarkable 30% cost saving. From water diversion to supply endpoints, we ensured that the healthiest, strontium-rich water quality remained unchanged, providing 300,000 desert inhabitants with safe, eco-friendly, and healthful drinking water.
Pipe for Yangzhou Shipyard Ship
Reinforced Polyethylene Pipe for Shipbuilding: Gradually becoming a staple in ship construction, our PE pipes boast advantages like lightweight, high strength, and corrosion resistance. They are non-toxic, hygienic, and offer easy and rapid installation with superior sealing performance, ensuring no leakage. These attributes make them ideal for various ship piping systems, including drinking water, ballast water, air permeability, and domestic wastewater (both black and gray water) systems.
Urban and Rural Water Supply Integration Project
This groundbreaking project, with an investment exceeding hundreds of millions of dollars, ensures the drinking water safety for hundreds of thousands of people. It comprehensively addresses the water needs of villages and towns, establishes a robust management and maintenance system, significantly improves rural drinking water quality, and achieves a 100% water penetration rate. The government chose Donghong Pipeline due to our unparalleled strength, 20+ years of experience, and thousands of successful case studies. Our 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 help in enhancing land productivity, ensuring better grain output and quality.
Experience top-quality pipe products with Shandong Donghong Pipe Industry Co., Ltd. Our pipes are engineered for high hydrostatic strength, exceptional oxidation resistance, and are equipped with state-of-the-art integrated equipment. With rigorous process control, precision meter weight control systems, and our own CNAS-certified laboratory, our products promise unrivaled reliability and durability. Enjoy secure, resilient connections with our pipes, ensuring the utmost peace of mind for your projects.
Shandong Donghong Pipe Industry Co., Ltd., established in 1997, stands as a trailblazing high-tech enterprise dedicated to the R&D, production, sales, and services of cutting-edge pipe systems. Embodying a comprehensive industrial ecosystem spanning design institutes, financial institutions, port logistics, construction units, and both upstream and downstream enterprises, Donghong Pipe Industry consistently spearheads pipeline innovation. Our mission is to transform modern life through intelligent pipelines, ensuring the unwavering safety of pipeline transportation. On November 6, 2017, Donghong achieved a historic milestone by being listed on the main board of Shanghai, setting a precedent as the first main-board listed company in China's engineering composite pipeline sector.
Shandong Donghong Pipe Industry Co., Ltd. (abbreviation: Donghong Pipe Industry, stock code: 603856), excels in producing four major categories of functional and customized pipes:
- Specialized pipelines meticulously crafted for efficient rainwater and sewage diversion
- Specialized pipelines precisely tailored for municipal infrastructure projects
- Specialized pipelines engineered for industrial and mining applications
- Specialized pipelines designed for pivotal national engineering projects
- Special pipelines specifically designed for the safe transportation of gas and oil
- High-quality raw materials meticulously selected for coating materials
- A comprehensive range of pipe fittings designed to match all types of pipes
Shandong Donghong Pipe Industry Co., Ltd. boasts a team of over 200 dedicated R&D experts and possesses an impressive portfolio of more than 100 patents. Leveraging national technology research platforms such as the National Enterprise Technology Center and CNAS Laboratory, Donghong leads the industry in the digitalization, informatization, and intelligentization of pipeline engineering. This pioneering role is instrumental in advancing the engineering pipeline industry, particularly in supporting significant national projects like the South-to-North Water Diversion and urban water supply integration. With an unwavering commitment to innovation and quality, Donghong is devoted to serving key strategic and public welfare projects.
Our longstanding collaboration with elite logistics companies allows us to offer a highly efficient transportation framework, seamlessly integrating 'steam transportation + railroad transportation + port and shipping logistics.' This multi-modal approach ensures that customers receive the most effective and optimized transportation solutions available.
Leveraging years of transportation expertise, we guarantee that, regardless of extreme temperatures, remote locations, or challenging environments, our comprehensive transportation plans ensure every batch of goods reaches its destination promptly and reliably.
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