In alignment with the State's forward-thinking mandate for sustainable development, DONGHONG proudly presents its innovative range of environmentally-friendly, corrosion-resistant, and energy-efficient engineering pipeline solutions. Committed to excellence and sustainability, we guarantee that no reclaimed materials are ever used in our production process. This dedication ensures each pipeline boasts an extraordinary lifespan of up to 50 years, markedly reducing the consumption and environmental pollution typically associated with shorter production cycles.
- Unmatched Hydrostatic Strength
- Outstanding Oxidation Resistance Capabilities
- State-of-the-Art Integrated Equipment
- Meticulous Process Control
- Advanced Precision Meter Weight Control System
- Accredited In-House CNAS Laboratory
- Sturdy 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 are deeply committed to the philosophy that 'good materials make good pipes, good connections make great systems.' This core belief fuels our relentless pursuit of developing a wide range of connection methods, each precisely designed to address the specific needs of diverse projects.
Specializing in both plastic and steel pipe fittings, Donghong excels in producing an extensive variety of engineering support fittings. We also offer bespoke solutions tailored to customer specifications and construction conditions, ensuring seamless connections and superior overall 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 proud to operate over 70 sets of advanced injection molding and connector processing equipment, complemented by more than 700 injection molds. Our ultra-large injection molding machine, boasting a single injection capacity of up to 230,000 grams, facilitates the one-time molding of ultra-large fittings. This capability not only fills a crucial gap in the domestic market but also ensures outstanding 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 heart of the challenging Badanjilin Desert lies a testament to Donghong Pipeline Industry's unparalleled expertise. Tackling complex geomorphology and undulating terrains, we designed tailored connection solutions addressing diverse engineering pressures. With Donghong spearheading both installation and acceptance phases, the project enjoyed a remarkable 30% cost saving. From initial water diversion to final supply points, we meticulously preserved the healthiest, strontium-rich water quality, delivering safe, eco-friendly, and healthful drinking water to 300,000 desert inhabitants.
Pipe for Yangzhou Shipyard Ship
Reinforced Polyethylene Pipe for Shipbuilding: Our PE pipes are revolutionizing ship construction with their lightweight, high-strength, and corrosion-resistant properties. These non-toxic, hygienic pipes ensure easy, rapid installation with superior sealing performance, eliminating any leakage risks. They are ideal for diverse ship piping systems, including drinking water, ballast water, air permeability, and both black and gray domestic wastewater systems, securing a prominent place in modern shipbuilding.
Urban and Rural Water Supply Integration Project
This landmark project, backed by an investment exceeding hundreds of millions of dollars, guarantees safe drinking water for hundreds of thousands. Addressing the comprehensive water needs of villages and towns, it establishes a robust management and maintenance system, significantly enhancing rural drinking water quality and achieving a 100% water penetration rate. The government chose Donghong Pipeline for our unparalleled strength, over 20 years of experience, and thousands of successful case studies. Our unwavering commitment to quality and social responsibility ensures top-tier pipeline solutions.
High-standard Farmland Project: At Donghong, we deliver robust and reliable irrigation pipeline systems tailored for high-standard farmland construction. Our solutions, adapted to local conditions, support modern agriculture by enhancing land productivity, ensuring superior grain output, and improving overall crop quality.
Experience the pinnacle of pipe products with Shandong Donghong Pipe Industry Co., Ltd. Our pipes, engineered for high hydrostatic strength and exceptional oxidation resistance, come equipped with cutting-edge integrated equipment. Rigorous process control and precision meter weight control systems, alongside our CNAS-certified laboratory, guarantee unrivaled reliability and durability. Enjoy secure, resilient connections with our pipes, providing utmost peace of mind for your projects.
Shandong Donghong Pipe Industry Co., Ltd., founded in 1997, stands as a pioneering high-tech enterprise specializing in the R&D, production, sales, and services of advanced pipe systems. With a formidable 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 revolutionize human life through intelligent pipelines and ensure the continuous safety of pipeline transportation. On November 6, 2017, Donghong proudly listed on the main board of Shanghai, marking a historic milestone as the first main-board listed enterprise 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 for efficient rainwater and sewage diversion
- Specialized pipelines tailored for municipal infrastructure
- Specialized pipelines designed for industrial and mining applications
- Specialized pipelines for critical national engineering projects
- Specialized pipelines specifically engineered for gas and oil transportation
- High-quality raw materials for coating applications
- Comprehensive pipe fittings to complement all types of pipes
Shandong Donghong Pipe Industry Co., Ltd. boasts a team of over 200 dedicated 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 leads the field in digitalization, informatization, and intelligentization of pipeline engineering. This pioneering role is crucial 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 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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