| Customization: | Available |
|---|---|
| Compound Material: | Steel Plastic Composite Pipe |
| Material: | PEX-Al-PE |
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Underground flame retardant colored steel pipe is a specialized type of piping designed for underground applications where safety and durability are paramount. This pipe is constructed using high-quality steel materials coated with a flame retardant layer, providing excellent protection against fire hazards. Additionally, the colored outer layer enhances visibility, making it ideal for underground installations where identification and safety are essential. With its robust construction and flame retardant properties, this pipe is widely used in various industries such as mining, construction, and infrastructure development. It offers reliable performance and long-lasting durability, making it a preferred choice for underground piping systems in challenging environments.
| Clamp Connection | Flange Connection |
1. Durability: Constructed from high-quality steel materials, the pipe offers excellent durability and resistance to corrosion, ensuring long-term performance in underground applications.
2. Fire Safety: The flame retardant properties of the pipe's coating provide enhanced protection against fire hazards, reducing the risk of fire-related incidents in underground environments.
3. Visibility: The colored outer layer of the pipe enhances visibility, making it easier to identify and locate the pipe in underground installations, thus improving safety and facilitating maintenance.
4. Versatility: Underground flame retardant colored steel pipe is suitable for a wide range of applications, including mining, construction, and infrastructure projects, offering versatile solutions for various underground piping needs.
5.Compliance: The pipe meets stringent safety standards and regulatory requirements for underground installations, providing peace of mind to operators and ensuring compliance with industry regulations.
6. Cost-Effectiveness: Despite its advanced features and superior performance, the pipe remains cost-effective compared to alternative piping materials, offering value for money over the entire lifecycle of the installation.
| Product Specification |
| Nominal diamter /mm | Nominal Pressure / Mpa | |||||||||||||||||||
| 0.8 | 1.0 | 1.25 | 1.6 | 2.0 | 2.5 | 3.0 | 3.5 | 4.0 | 5.0 | 6.3 | 7.0 | 8.0 | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 15.0 | |
| Nominal Wall Thickness / mm | ||||||||||||||||||||
| 50 | / | / | / | 4.5 | 5.0 | 5.5 | 5.5 | 5.5 | 6.0 | 8.5 | 9.0 | 9.5 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.5 | 10.5 |
| 63 | / | / | / | 4.5 | 5.0 | 5.5 | 5.5 | 5.5 | 6.5 | 8.5 | 9.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.5 | 10.5 | 11.5 | 11.0 | 11.0 |
| 75 | / | / | / | 5.0 | 5.0 | 5.5. | 6.0 | 6.0 | 9.5 | 9.5 | 9.5 | 10.5 | 10.5 | 10.5 | 11.5 | 11.5 | 12.0 | 12.0 | 12.0 | 12.0 |
| 90 | / | / | / | 5.5 | 5.5 | 5.5 | 6.0 | 6.0 | 10.0 | 10.5 | 10.5 | 11.5 | 11.5 | 11.5 | 12.0 | 12.0 | 12.0 | 12.0 | 12.5 | 13.0 |
| 110 | / | 5.5 | 5.5 | 7.0 | 7.0 | 7.5 | 8.5 | 8.5 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 13.0 | 13.0 | 13.5 | 13.5 | 14.5 | 14.5 | 15.5 |
| 125 | / | 5.5 | 5.5 | 7.5 | 8.0 | 8.5 | 9.5 | 9.5 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 15.0 | 15.0 | 15.0 | 15.0 | 15.5 | 15.5 |
| 140 | / | 5.5 | 5.5 | 8.0 | 8.5 | 9.0 | 9.5 | 9.5 | 11.0 | 11.0 | 13.0 | 13.0 | 15.0 | 15.0 | 15.0 | 15.0 | 15.0 | 15.0 | 16.0 | 16.5 |
| 160 | / | 6.0 | 6.0 | 9.0 | 9.5 | 10.0 | 10.5 | 10.5 | 11.0 | 12.0 | 14.0 | 14.0 | 15.0 | 15.0 | 15.0 | 15.5 | 16.0 | 16.0 | 17.0 | 17.0 |
| 180 | / | 6.0 | 6.0 | 9.5 | 10.5 | 1.0 | 12.0 | 12.5 | 13.0 | 13.0 | 14.0 | 15.0 | 15.0 | 15.0 | 15.0 | 15.5 | 16.0 | 17.0 | / | / |
| 200 | / | 6.0 | 6.0 | 9.5 | 10.5 | 11.0 | 12.0 | 12.5 | 13.0 | 13.0 | 15.0 | 15.0 | 15.0 | 15.0 | 16.0 | 17.0 | 17.0 | / | / | / |
| 225 | / | 8.0 | 8.0 | 10.0 | 10.5 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 14.0 | 15.0 | 16.0 | 17.0 | 17.0 | / | / | / | / | / |
| 250 | 8.0 | 10.5 | 10.5 | 12.0 | 12.0 | 12.5 | 14.0 | 14.0 | 14.0 | 15.0 | 16.0 | 17.0 | 17.0 | / | / | / | / | / | / | / |
| 280 | 9.5 | 11.0 | 11.0 | 13.0 | 13.0 | 15.0 | 15.0 | 17.0 | 17.0 | 18.0 | 18.0 | 19.0 | 20.0 | / | / | / | / | / | / | / |
| 315 | 9.5 | 11.5 | 11.5 | 13.0 | 13.0 | 15.0 | 15.0 | 18.0 | 18.0 | 19.0 | 20.0 | / | / | / | / | / | / | / | / | / |
| 355 | 10.0 | 12.0 | 12.0 | 14.0 | 14.0 | 17.0 | 17.0 | 19.0 | 19.0 | 20.0 | 21.0 | / | / | / | / | / | / | / | / | / |
| 400 | 10.5 | 12.5 | 12.5 | 15.0 | 16.0 | 17.0 | 17.0 | 19.0 | 21.0 | / | / | / | / | / | / | / | / | / | / | / |
| 450 | 11.5 | 13.5 | 13.5 | 16.0 | 18.0 | 18.0 | 19.0 | 20.0 | 21.0 | / | / | / | / | / | / | / | / | / | / | / |
| 500 | 12.5 | 15.5 | 15.5 | 18.0 | 19.0 | 22.0 | 23.0 | 24.0 | / | / | / | / | / | / | / | / | / | / | / | / |
| 560 | 17.0 | 20.0 | 20.0 | 22.0 | 22.0 | 24.0 | 26.0 | / | / | / | / | / | / | / | / | / | / | / | / | / |
| 630 | 20.2 | 23.0 | 23.0 | 26.0 | 26.0 | 28.0 | / | / | / | / | / | / | / | / | / | / | / | / | / | / |
| 710 | 23.0 | 26.0 | 28.0 | 30.0 | 32.0 | / | / | / | / | / | / | / | / | / | / | / | / | / | / | / |
| 800 | 27.0 | 30.0 | 32.0 | 34.0 | 36.0 | / | / | / | / | / | / | / | / | / | / | / | / | / | / | / |
| 900 | 29.0 | 33.5 | 35.0 | 38.0 | 40.0 | / | / | / | / | / | / | / | / | / | / | / | / | / | / | / |
| 1000 | 34.0 | 37.0 | 40.0 | 45.0 | 47.0 | / | / | / | / | / | / | / | / | / | / | / | / | / | / | / |
| 1200 | 38.0 | 40.0 | 43.0 | 50.0 | / | / | / | / | / | / | / | / | / | / | / | / | / | / | / | / |
| Note: can be customized by customer's needs. | ||||||||||||||||||||
Shandong Donghong Pipe Industry Co., Ltd. (referred to as: Donghong Co., Ltd., stock code: 603856) is headquartered in Qufu, China, the hometown of Confucius.Is an engineering pipeline manufacturer, pipeline engineering service provider and pipeline engineering general contractor with the main business of four categories of functional and customized pipelines: special pipelines for rainwater and sewage diversion, special pipelines for municipal areas, special pipelines for industrial and mining areas, and special pipelines for national key engineering projects. The company has built up an industrial ecosystem with the participation of design institutes, financial institutions, port logistics, construction units, upstream and downstream enterprises, etc. The company is committed to becoming a global leading pipeline system comprehensive solution provider by making intelligent pipelines change human life and constant safety of pipeline transportation.
Donghong has more than 200 R&D personnel and more than 100 patents. Relying on national enterprise technology center, national CNAS laboratory, academician expert workstation, post-doctoral workstation and other national technology R&D platforms, Donghong deepens the research on digitalization, informatization and intelligentization of pipeline engineering and leads the development of engineering pipeline industry. Relying on national technology research and development platforms such as National Enterprise Technology Center, National CNAS Laboratory, Academician Expert Workstation, Post-doctoral Workstation, etc., Donghong deepens the research on the digitization, informatization and intelligence of pipeline engineering, leads the development of engineering pipeline industry, and serves the national key strategic projects and people's livelihood projects, such as South-to-North Water Diversion, Huangzhilin, Hanzhiwei, Beijing-New Zealand Expressway, One Belt, One Road, "Two Clear and
One Tip", standardized farmland, urban and rural water supply integration, Liren gas, centralized heat supply, etc. The company has been engaged in national key strategic projects and people's livelihood projects.
1. Is your product meets the international standard ?
Our products have pass CE, BV, ISO and wars certificate, and all figures indicates higher than standard, you can feel free to let us know which national standard you required, we will check or test it for you.
2. What kind of service do you offer ?
As a manufacture fatory, we provide pipe products, pipe fittings, package and shipping; as a professional consulation company we provide project consulting advise, pipe system solutions and design suggestions; as an engineering focused enterprise , we also provide pipeline contractor service and pipe repair service, also can give free maintance guidance.
3. Do you support OEM/ODM service?
Yes, we offer customization in material, specification, logo, package , connection methods andothers. Meanwhile, our professional team can offer solution suggestion for your specified projects, we have successfull cases of that service.
4. What's your terms of payment?
T/T or L/C at sight.
5. How can you gurantee the goods you offered is qualified?
We warmly welcome all customers arrange the visit to our company and see our goods in sight, we can also provide strict test as per customer required before order. Meanwhile, before the bulk production, we can dispatch samples for customer to do their own tests to qualify the products.
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