To align with the State's eco-conscious initiatives, DONGHONG proudly introduces our green, environment-friendly, corrosion-resistant, and energy-efficient engineering pipeline. We guarantee that we never use reclaimed materials in our production process. Each piece of our innovative pipeline boasts an impressive lifespan of up to 50 years, significantly reducing resource consumption and environmental pollution caused by repetitive manufacturing.
- Exceptional Hydrostatic Strength
- Superior Oxidation Resistance Performance
- State-of-the-Art Integrated Equipment
- Meticulous Process Control
- Precision Meter Weight Control System
- In-House CNAS-Certified Laboratory
- Durable and Secure Connection
| 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 embrace the philosophy that 'good materials make good pipes, and good connections make great systems.' We have innovatively developed a range of connection methods tailored to the unique requirements of diverse projects.
Our expertise lies in the manufacture of both plastic and steel pipe fittings, producing a vast array of engineering support fittings. Furthermore, we offer customization services based on customer specifications and construction conditions, embodying our 'good connection to achieve a good system' manufacturing ethos.
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 boasts over 70 sets of advanced injection molding production equipment and a variety of joint and connector processing machinery, alongside an impressive collection of over 700 injection molds. Our ultra-large injection molding machine, capable of a single injection volume of up to 230,000 grams, ensures one-time molding of ultra-large fittings, thereby filling industry gaps domestically and significantly enhancing product quality assurance.
| 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 the challenging geomorphology with engineering finesse, Donghong Pipeline Industry designed and implemented a pressure-sensitive pipeline system. Our innovative approach led to a seamless connection mode and managed the entire installation and acceptance process, slashing project costs by 30%. From the water source to final supply, we maintained the pristine quality of strontium-rich water, ensuring 300,000 desert inhabitants access to safe, healthy, and eco-friendly water.
Pipe for Yangzhou Shipyard Ship
Reinforced Polyethylene Pipe in Shipbuilding: Embraced for its lightweight, high strength, and corrosion resistance, Donghong's PE pipes are redefining maritime standards. These non-toxic, hygienic pipes facilitate quick and easy installation, ensuring a leak-free system. Ideal for drinking water, ballast water, air permeability, and domestic wastewater systems, they align perfectly with the rigorous demands of modern shipbuilding.
Urban and Rural Water Supply Integration Project
A monumental investment in drinking water safety, this project ensures consistent water quality across villages and towns, with a sound management and maintenance system. The rural drinking water quality standards skyrocketed, achieving 100% water penetration. The selection of Donghong Pipeline as the project leader underscores our 20+ years of expertise and thousands of successful cases. Our mission, 'to ensure quality with a commitment to social security,' has been the cornerstone of our enduring reliability.
High-Standard Farmland Project: Donghong provides an unwaveringly stable irrigation pipeline system, tailored to local conditions to boost new agricultural practices. Our high-quality pipelines ensure that good land yields more and better grain, supporting sustainable agricultural growth.
Shandong Donghong Pipe Industry Co., Ltd.: Discover unparalleled pipe products that boast high hydrostatic strength, superior oxidation resistance, and cutting-edge integrated equipment. With meticulous process control, precision meter weight control systems, and our own CNAS laboratory, our pipes promise unmatched reliability and durability. Trust in Donghong for sturdy, safe connections that bring unparalleled peace of mind to your projects.
Shandong Donghong Pipe Industry Co., Ltd., established in 1997, stands as a distinguished high-tech enterprise at the forefront of pipe R&D, production, sales, and service. We have pioneered an industrial ecosystem enriched by the collaboration of design institutes, financial entities, port logistics, construction firms, and both upstream and downstream partners. Our unwavering commitment is to emerge as a global leader in providing comprehensive pipeline system solutions, transforming lives with our intelligent pipeline innovations, and guaranteeing the perpetual safety of pipeline transportation. On November 6, 2017, Donghong shares made a landmark debut on the main board of Shanghai, marking us 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 four paramount categories of functional pipes and tailored pipe solutions:
- Innovative pipelines for effective rainwater and sewage management
- Advanced pipelines tailored for municipal infrastructure
- Durable pipelines for industrial and mining operations
- Specialized pipelines for national flagship engineering projects
- High-performance pipelines for gas and oil sectors
- Premium raw materials for coating applications
- Comprehensive range of matched pipe fittings for diverse applications
Shandong Donghong Pipe Industry Co., Ltd. boasts a team of over 200 dedicated R&D experts and holds a prestigious portfolio of more than 100 patents. Utilizing elite national technology research platforms such as the National Enterprise Technology Center and CNAS Laboratory, Donghong spearheads the digital, informational, and intelligent transformation in pipeline engineering. This pioneering role is crucial in advancing the engineering pipeline industry, especially in supporting monumental national projects such as the South-to-North Water Diversion and urban water supply integration. With an unwavering commitment to innovation and excellence, Donghong ardently serves key strategic initiatives and vital public welfare projects.
We have established longstanding partnerships with premier logistics companies, pioneering a multifaceted approach that integrates steam transportation, railroad transit, and port and shipping logistics. This innovative blend ensures that our customers receive the most efficient and cost-effective transportation solutions.
Leveraging years of expertise in transportation, we guarantee seamless delivery regardless of climatic extremes or remote, challenging locations. Our meticulously crafted transportation plans ensure that every batch of goods reaches its destination promptly and safely.
1. Does your product meet international standards?
Our products have successfully passed the CE, BV, ISO, and wars certifications, consistently exceeding standard requirements. Feel free to inform us of the specific national standards you need, and we will verify or test accordingly.
2. What kind of services do you offer?
As a manufacturing factory, we provide high-quality pipe products, fittings, packaging, and shipping. Additionally, as a professional consulting company, we offer project consulting advice, pipe system solutions, and design suggestions. Being an engineering-focused enterprise, we also deliver pipeline contracting services, pipe repair, and free maintenance guidance.
3. Do you support OEM/ODM services?
Yes, we offer extensive customization in material, specifications, logo, packaging, connection methods, and more. Our expert team provides tailored solution suggestions for your specific projects, with a track record of successful cases.
4. What are your terms of payment?
We accept T/T or L/C at sight.
5. How can you guarantee the quality of the goods you offer?
We warmly invite all customers to visit our company and inspect our products firsthand. We can also perform stringent tests as per your requirements before placing an order. Additionally, we provide samples before bulk production for customers to conduct their own tests to ensure product qualification.
Welcome to Shandong Donghong Pipe Industry Co., Ltd.
Our products adhere to international standards such as CE, BV, ISO, and wars certifications, consistently surpassing the required benchmarks. We are equipped to customize products to meet any national standards you specify.
We provide a comprehensive range of services, including pipe products, fittings, packaging, shipping, project consulting, pipe system solutions, design suggestions, pipeline contracting, pipe repair, and maintenance guidance.
We support OEM/ODM services, offering customization in materials, specifications, logo, packaging, connection methods, and more. Our professional team is ready to provide bespoke solutions for your unique projects.
Payment terms include T/T or L/C at sight. We assure the quality of our goods through on-site visits, rigorous testing, and providing samples for customer validation prior to bulk production.
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