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 exceptional 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 Shandong Donghong Pipe Industry Co., Ltd., we firmly uphold the belief that 'excellent materials create outstanding pipes, and robust connections forge impeccable systems.' This guiding principle propels us to innovate and develop a broad spectrum of connection methods, meticulously designed to cater to the distinct demands of various projects.
Specializing in both plastic and steel pipe fittings, Donghong produces an extensive array of engineering support fittings. We additionally offer custom-tailored solutions, meticulously crafted to align with customer specifications and specific construction conditions. This guarantees the creation of premium connections that boost 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 equipped with over 70 sets of advanced injection molding and connector processing machinery, complemented by more than 700 specialized injection molds. Our state-of-the-art ultra-large injection molding machine, capable of a single injection volume of up to 230,000 grams, facilitates the one-time molding of exceptionally large fittings. This not only fills significant gaps within the domestic industry but also ensures unparalleled 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 harsh and challenging environment of the Badanjilin Desert, characterized by complex geomorphology and undulating terrains, Donghong Pipeline Industry truly demonstrated its unparalleled expertise. Our extensive participation in the project design allowed us to effectively address the engineering challenges of various pipeline systems with customized connection solutions. By leading the installation and acceptance phases, we achieved remarkable cost savings of 30%. From the initial water diversion to the final supply endpoints, we ensured that the healthiest, strontium-rich water quality remained unchanged, thereby providing 300,000 desert inhabitants with safe, eco-friendly, and healthful drinking water.
Pipe for Yangzhou Shipyard Ship
Reinforced Polyethylene Pipe for Shipbuilding: As an increasingly essential component in ship construction, our PE pipes stand out due to their lightweight, high strength, and exceptional corrosion resistance. These pipes are non-toxic, hygienic, and facilitate easy and rapid installation with superior sealing performance, ensuring leak-proof reliability. Their attributes make them the ideal choice for a variety of 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 groundbreaking project, with an investment exceeding hundreds of millions of dollars, is revolutionizing drinking water safety for hundreds of thousands of people. It comprehensively addresses the water needs of villages and towns, establishing a robust management and maintenance system that significantly improves rural drinking water quality. Achieving a 100% water penetration rate, the government selected Donghong Pipeline for our unparalleled strength, backed by over 20 years of experience and thousands of successful case studies. Our unyielding commitment to quality and social responsibility drives us to deliver exemplary pipeline solutions.
High-standard Farmland Project: Donghong offers robust and reliable irrigation pipeline systems tailored to local conditions for high-standard farmland construction. Our systems play a critical role in modern agriculture by enhancing land productivity and ensuring better grain output and quality.
Experience top-quality pipe products with Shandong Donghong Pipe Industry Co., Ltd. Our pipes are meticulously engineered for high hydrostatic strength and exceptional oxidation resistance, 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. Ensure secure, resilient connections with our pipes, guaranteeing the utmost peace of mind for your projects.
Shandong Donghong Pipe Industry Co., Ltd., established in 1997, stands as a trailblazing high-tech enterprise focused on the research, development, production, sales, and services of cutting-edge pipe systems. Embracing a comprehensive industrial ecosystem that integrates design institutes, financial institutions, port logistics, construction units, and both upstream and downstream enterprises, Donghong Pipe Industry leads the way in pipeline innovation. Our mission is to enhance human life through intelligent pipeline solutions and ensure the continuous safety of pipeline transportation. On November 6, 2017, Donghong proudly joined the main board of Shanghai, celebrating a historic milestone as 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), specializes in the production of four major categories of functional and customized pipes:
- Specialized pipelines for efficient rainwater and sewage diversion
- Custom-built pipelines designed for municipal infrastructure
- Advanced pipelines for industrial and mining applications
- Strategic pipelines for critical national engineering projects
- Dedicated pipelines crafted for gas and oil transportation
- Superior raw materials tailored for coating applications
- A full range of comprehensive pipe fittings to complement all types of pipes
Shandong Donghong Pipe Industry Co., Ltd. boasts a team of over 200 committed R&D experts and holds an impressive array of more than 100 patents. Utilizing national technology research platforms such as the National Enterprise Technology Center and CNAS Laboratory, Donghong is at the forefront of digitalization, informatization, and intelligentization in pipeline engineering. This pioneering role significantly propels the engineering pipeline industry, particularly in major national projects like the South-to-North Water Diversion and urban water supply integration. With an unwavering dedication to innovation and quality, Donghong is committed to serving key strategic and public welfare projects.
Our longstanding collaboration with elite logistics companies empowers us to offer an exceptionally efficient transportation framework. Seamlessly integrating 'steam transportation + railroad transportation + port and shipping logistics,' this multi-modal approach ensures that our 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 meticulous transportation plans ensure every batch of goods reaches its destination promptly and reliably.
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