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 unparalleled durability significantly reduces consumption and environmental pollution associated with repetitive production cycles, making our products a beacon of sustainability.
- 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 are guided by the unwavering belief that 'good materials make good pipes, good connections make good systems.' This core principle inspires us to innovate a comprehensive range of connection methods, meticulously designed to cater to the specific needs of diverse projects.
Specializing in both plastic and steel pipe fittings, Donghong excels in producing an extensive portfolio of engineering support fittings. Additionally, we provide bespoke solutions tailored to customer specifications and construction conditions, guaranteeing top-notch connections for unparalleled system efficiency.
For example:
1. Electric fusion connection
2. Heat fusion butt welding connection
3. Flange buckle connection
4. Butt fusion connection
Shandong Donghong Pipe Industry Co., Ltd. is equipped with over 70 state-of-the-art injection molding and connector processing machines, and more than 700 injection molds. Our ultra-large injection molding machine, capable of a single injection volume of up to 230,000 grams, allows for the one-time molding of massive fittings. This not only fills a significant gap in the domestic market 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 challenging environment of complex geomorphology and undulating terrains, Donghong Pipeline Industry showcased its unparalleled expertise. We meticulously participated in the project design, effectively addressing engineering pressures across various pipeline systems with tailored connection solutions. Donghong led the installation and acceptance phases, culminating in a remarkable 30% cost saving. From water diversion to supply endpoints, we preserved the healthiest, strontium-rich water quality, ensuring that 300,000 desert inhabitants received safe, eco-friendly, and healthful drinking water.
Pipes for Yangzhou Shipyard Ships
Reinforced Polyethylene Pipe for Shipbuilding: Rapidly becoming a staple in ship construction, our PE pipes offer numerous advantages including lightweight, high strength, and corrosion resistance. Non-toxic, hygienic, and easy to install, they provide superior sealing performance, ensuring no leakage. These attributes make them ideal for a variety of ship piping systems such as drinking water, ballast water, air permeability, and domestic wastewater (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 addresses water needs for villages and towns comprehensively, establishing a robust management and maintenance system. This significantly improves rural drinking water quality and achieves a 100% water penetration rate. The government selected Donghong Pipeline due to our unparalleled strength, 20+ years of experience, and thousands of successful case studies. Our dedication to quality and social responsibility drives us to deliver exemplary pipeline solutions.
High-standard Farmland Project: Donghong provides robust and reliable irrigation pipeline systems for high-standard farmland construction, tailored to local conditions to support modern agriculture. Our systems enhance 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 and 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.
Founded in 1997, Shandong Donghong Pipe Industry Co., Ltd. has emerged as a trailblazing high-tech enterprise focused on the research, development, production, sales, and service of state-of-the-art pipe systems. With a comprehensive industrial ecosystem that encompasses design institutes, financial institutions, port logistics, construction units, and both upstream and downstream enterprises, Donghong Pipe Industry stands at the pinnacle of pipeline innovation. Our mission is to transform human life through intelligent pipelines and ensure the uninterrupted safety of pipeline transportation. On November 6, 2017, Donghong achieved a historic milestone by being listed on the main board of Shanghai, becoming the first enterprise in China's engineering composite pipeline sector to achieve this remarkable feat.
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 for efficient rainwater and sewage diversion
- Specialized pipelines tailored for municipal infrastructure
- Specialized pipelines for industrial and mining applications
- Specialized pipelines for significant national engineering projects
- Special pipelines specifically designed for gas and oil transportation
- High-quality raw materials for coating applications
- Comprehensive pipe fittings designed to match all types of pipes
Shandong Donghong Pipe Industry Co., Ltd. boasts a formidable team of over 200 R&D experts and holds an impressive portfolio of more than 100 patents. Leveraging national technology research platforms like the National Enterprise Technology Center and CNAS Laboratory, Donghong leads in the digitalization, informatization, and intelligentization of pipeline engineering. This pioneering role is crucial in advancing the engineering pipeline industry, especially in supporting major national projects like the South-to-North Water Diversion and urban water supply integration. With an unwavering commitment to innovation and quality, Donghong dedicates itself 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.
With our extensive experience in transportation, we ensure that all goods arrive punctually and in pristine condition, regardless of extreme temperatures, remote locations, or challenging environments. Our comprehensive transportation plans are designed to meet and exceed your expectations.
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