To align with national initiatives, DONGHONG champions an eco-friendly, corrosion-resistant, and energy-efficient engineering pipeline, proudly committing to never using reclaimed materials. Each pipeline boasts an impressive lifespan of up to 50 years, significantly reducing consumption and environmental pollution caused by repetitive production.
- Exceptional Hydrostatic Strength
- Superior Oxidation Resistance Performance
- State-of-the-Art Integrated Equipment
- Rigorous Process Control
- Precision Meter Weight Control System
- In-House CNAS-Certified 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 passionately believe in the philosophy that 'superior materials craft superior pipes, and superior connections create flawless systems.' To embody this vision, we offer an array of advanced connection methods tailored to meet the unique demands of various project specifications.
As a specialist in both plastic and steel pipe fittings, Donghong stands at the forefront of manufacturing a vast range of engineering-compatible fittings. Beyond standard offerings, we pride ourselves on our ability to customize fittings based on client-specific requirements and construction conditions, firmly adhering to our principle that 'excellent connections culminate in exceptional systems.'
For example:
1. The electric fusion connection.
2. The heat fusion butt welding connection.
3. The flange buckle connection.
4. The butt fusion connection.
With an impressive arsenal of over 70 injection molding machines and associated processing equipment, along with more than 700 injection molds, Donghong Pipe Industry is equipped to handle diverse production needs. Our crowning glory, a colossal injection molding machine with a capacity of 230,000 grams for single injections, facilitates the seamless one-time molding of ultra-large fittings. This not only bridges gaps within the domestic market but also guarantees top-tier 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. Tackling complex geomorphology, Shandong Donghong Pipe Industry Co., Ltd. expertly handled the challenging pipeline engineering with precision. By designing and implementing solutions for varying pressure and connection modes, they led the installation and acceptance phases, achieving a remarkable 30% cost saving. From water diversion to supply, they maintained the pristine quality of strontium-rich water, ensuring 300,000 desert residents enjoy safe, eco-friendly, and healthy water.
Pipe for Yangzhou Shipyard Ship
Reinforced polyethylene pipes are revolutionizing shipbuilding. The PE pipes from Shandong Donghong offer outstanding benefits: light weight, high strength, corrosion resistance, non-toxic hygiene, and quick installation. Their exceptional sealing ensures no leaks, making them perfect for various ship systems, including drinking water, ballast water, air permeability, and domestic wastewater (both black and gray water).
Urban and Rural Water Supply Integration Project.
With an investment reaching hundreds of millions of dollars, this project safeguards the drinking water of hundreds of thousands. It provides a comprehensive solution for villages and towns, establishing a robust management and maintenance mechanism. The quality standard rate for rural drinking water has significantly improved, achieving 100% water penetration. The government's choice of Donghong Pipeline for this vital project underscores their 20+ years of expertise and thousands of successful cases, driven by their mission to ensure top-quality and socially responsible pipelines.
High-standard Farmland Project. Shandong Donghong supports new agriculture by providing robust irrigation pipeline systems tailored to local conditions. This ensures high-standard farmland can yield more and better-quality grain, enhancing agricultural productivity.
Experience premium pipe products with Shandong Donghong Pipe Industry Co., Ltd. Our pipes boast high hydrostatic strength, superior oxidation resistance, and cutting-edge integration. With meticulous process control, a precision meter weight system, and an in-house CNAS laboratory, our products deliver unmatched reliability and durability. Trust our pipes for secure and dependable connections, granting you peace of mind for all your projects.
Shandong Donghong Pipe Industry Co., Ltd., founded in 1997, is a pioneering high-tech enterprise that integrates pipe research and development, production, sales, and service. We have cultivated a robust industrial ecosystem with collaboration across design institutes, financial institutions, port logistics, construction units, and upstream and downstream enterprises. Committed to transforming human life through intelligent pipeline systems, we ensure the seamless safety of pipeline transportation. On November 6, 2017, Donghong proudly became the first enterprise in China's engineering composite pipeline industry to be listed on the main board of Shanghai.
Shandong Donghong Pipe Industry Co., Ltd. (abbreviation: Donghong Pipe Industry, stock code: 603856) excels in the production and customization of four major categories of functional pipes:
- Innovative pipelines designed for efficient rainwater and sewage diversion
- Cutting-edge pipelines tailored for municipal infrastructure
- Durable pipelines engineered for industrial and mining applications
- High-performance pipelines for national key engineering projects
- Specialized pipelines for the gas and oil sectors
- Premium raw materials for coating applications
- Comprehensive range of matching pipe fittings for all pipe types
Shandong Donghong Pipe Industry Co., Ltd. is a hub of innovation, home to over 200 dedicated R&D experts and boasting an impressive portfolio of more than 100 patents. Leveraging national technology research platforms such as the National Enterprise Technology Center and CNAS Laboratory, Donghong is at the forefront of digital, informational, and intelligent advancements in pipeline engineering. This leadership is crucial in propelling the engineering pipeline industry forward, notably in supporting paramount national projects like the South-to-North Water Diversion and urban water supply integration. Dedicated to innovation and excellence, Donghong remains unwavering in its mission to serve key strategic and public welfare projects.
We have established enduring partnerships with numerous logistics companies, enabling us to devise an unparalleled transportation strategy that seamlessly integrates "steam transportation + railroad transportation + port and shipping logistics." This innovative combination ensures that our customers receive the most efficient and cost-effective transportation solutions tailored to their unique needs.
Leveraging our extensive years of transportation expertise, we are prepared to handle any climate challenges, whether scorching heat or freezing cold, and navigate the most remote or harshest environments. Our meticulously crafted transportation plans guarantee that each shipment reaches its destination promptly and reliably.
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