Embracing the national vision for sustainability, **Shandong Donghong Pipe Industry Co., Ltd.** takes immense pride in presenting our eco-friendly, corrosion-resistant, and energy-efficient PE Material Pipeline, designed with unmatched Oxidation Resistance. Our unyielding commitment to quality guarantees the use of only virgin materials, ensuring each pipeline boasts an extraordinary lifespan of up to 50 years. This significant durability drastically reduces material waste and curtails environmental pollution associated with frequent manufacturing cycles.
- Unparalleled Hydrostatic Strength
- Unmatched Oxidation Resistance Performance
- State-of-the-Art Integrated Equipment
- Meticulous Process Control
- Precision Meter Weight Control System
- Advanced In-House CNAS Accredited Laboratory
- Dependable and Durable 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 Donghong, our unwavering philosophy is: 'Quality materials forge superior pipes, and impeccable connections create flawless systems.' This guiding principle propels us to develop a comprehensive range of cutting-edge connection methods, each meticulously crafted to meet the distinct requirements of various projects. Our commitment ensures that our pipeline systems are not only reliable but also exceptionally efficient.
Donghong Pipe Industry leads the way in producing both plastic and steel pipe fittings. Our adaptable production facility excels in manufacturing engineering support fittings across a vast array of specifications. Additionally, we offer bespoke fittings tailored to meet unique customer needs and specific construction conditions. We proudly uphold our motto: 'A superior connection results in an outstanding system.'
Consider the Following Examples:
1. The electric fusion connection facilitates rapid and secure pipe joints, delivering unparalleled reliability.
2. The heat fusion butt welding connection offers robust, seamless integration, significantly enhancing pipeline durability.
3. The flange buckle connection ensures strong and durable assembly, guaranteeing long-lasting performance.
4. The butt fusion connection provides reliable and consistent joint performance, making it ideal for a myriad of applications.
Donghong Pipe Industry is equipped with over 70 injection molding production units and an impressive arsenal of more than 700 injection molds. Our cutting-edge facility features an ultra-large injection molding machine capable of a single injection capacity of up to 230,000 grams. This advanced capability allows for the one-time molding of ultra-large fittings, bridging gaps within the domestic industry and assuring superior product quality.
| 1. Elctric fusion connection. |
2. Butt fusion Connection. |
3. Flange Buckle Connection |
Heat Fusion Butt Weld Connection
The electric fusion connection stands as a guarantee of a robust and enduring bond for diverse pipeline systems, making it an exceptionally reliable choice for secure connections.
The Classic Case
Badanjilin Desert Drinking Water Project: Mastering the complex geomorphology of the Badanjilin Desert, Donghong Pipeline Industry ingeniously crafted a pioneering solution to handle varied pipeline pressures and their interconnections. Leading both installation and acceptance phases, we realized an extraordinary 30% cost reduction. From the initial water diversion to the final supply point, we safeguarded the integrity of the 'healthiest water (strontium-rich),' ensuring the delivery of safe, eco-friendly, and health-optimized water to 300,000 desert residents.
Pipe for Yangzhou Shipyard Ship
Reinforced Polyethylene Pipe in Shipbuilding: The adoption of PE pipes in shipbuilding is accelerating at an impressive rate. These pipes are celebrated for their lightweight nature, high strength, corrosion resistance, non-toxicity, and hygiene. Their easy installation and superior sealing performance ensure zero leakage, making them perfect for various ship piping systems, such as drinking water, ballast water, air permeability, and both black and gray domestic wastewater systems.
Urban and Rural Water Supply Integration Project
Urban and Rural Water Supply Integration Project: With investments surging into the hundreds of millions, this flagship initiative is pivotal for securing the drinking water safety of numerous individuals. Providing a holistic solution for the drinking water needs of villages and towns, it establishes an efficient management and maintenance framework. The project's triumph markedly boosted rural drinking water quality standards, achieving a 100% water penetration rate. The government designated Donghong Pipeline as the project leader, recognizing our strong capabilities, over two decades of expertise, and thousands of successful projects. Our steadfast dedication to 'Quality and Social Security Pipeline Responsibility' propels our mission, ensuring reliable water supply systems across all implementations.
High-Standard Farmland Project: Donghong delivers a robust irrigation pipeline system meticulously tailored to local conditions, bolstering high-standard farmland construction. Our comprehensive solutions elevate modern agricultural practices, ensuring fertile land yields more and better-quality grain. By customizing our approach to address local agricultural needs, we empower farmers with dependable and efficient irrigation systems, promoting sustainable growth and increased productivity.
Experience Top-Quality Pipe Products with Shandong Donghong Pipe Industry Co., Ltd.: Our products offer unparalleled hydrostatic strength and outstanding oxidation resistance. Featuring state-of-the-art integrated equipment, precise meter weight control, and a self-owned CNAS laboratory, we ensure product reliability and durability. Trust our pipes for secure, dependable connections in all your projects, granting you complete peace of mind. From small-scale installations to major infrastructure undertakings, our pipes deliver excellence and dependability, ensuring your project's success.
Shandong Donghong Pipe Industry Co., Ltd. (referred to as: Donghong Co., Ltd., stock code: 603856) is an illustrious engineering pipeline manufacturer, headquartered in Qufu, China, the revered hometown of Confucius. Donghong Co., Ltd. excels as a premier pipeline engineering service provider and general contractor, specializing in four major categories of functional and customized pipelines: advanced pipelines for rainwater and sewage diversion, specialized pipelines for municipal areas, robust pipelines for industrial and mining sectors, and bespoke pipelines for national key engineering projects. The company has cultivated a comprehensive industrial ecosystem, partnering with design institutes, financial institutions, port logistics, construction units, and both upstream and downstream enterprises. Donghong is unwavering in its commitment to becoming a global leader in comprehensive pipeline system solutions, revolutionizing human life with intelligent pipelines and ensuring the perpetual safety of pipeline transportation.
Shandong Donghong Pipe Industry Co., Ltd. Donghong Co., Ltd. boasts an impressive team of over 200 R&D experts and holds an extensive portfolio of more than 100 patents. By utilizing national technology research platforms such as the National Enterprise Technology Center and CNAS Laboratory, Donghong leads the charge in digitalization, informatization, and intelligentization within pipeline engineering. This pioneering approach propels the industry forward, supporting pivotal national projects including the South-to-North Water Diversion and urban water supply integration. With an unwavering focus on innovation and quality, Donghong is dedicated to advancing key strategic initiatives and enhancing vital projects that impact people's lives.
1. Does your product meet international standards?
Our products have passed CE, BV, ISO, and WARS certifications, exceeding standard requirements. You can inform us of the specific national standard you need, and we will verify or test it accordingly.
2. What kind of services do you offer?
As a manufacturing factory, we provide high-quality pipe products, fittings, packaging, and shipping. As a professional consulting company, we offer project consulting, pipe system solutions, and design suggestions. Furthermore, as an engineering-focused enterprise, we provide pipeline contracting services, pipe repair services, and free maintenance guidance.
3. Do you support OEM/ODM services?
Yes, we offer customization in material, specifications, logos, packaging, connection methods, and more. Our professional team can also provide tailored solutions for your specific projects, backed by successful case studies.
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 welcome customers to visit our company and inspect the goods in person. We can also perform rigorous tests as per your requirements before placing an order. Additionally, we can dispatch samples before bulk production for your own testing and qualification.
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