| Hot Selling Pipes |
| Steel Wire Reinforced PE Composite Pipe |
Fiberglass Steel Wire Reinforced Composite Pipe |
HDPE Pipe |
PVC Pipe |
| Antistaic Flame Redartant Composite Pipe for Mining |
Anti-corrosion Composite Pipe |
Thermal Insulated Pipe |
Big Carliber Composite Steel Pipe |
Revolutionize your pipeline protection with our Internal Epoxy and External Double-layer Epoxy Coated Pipe, meticulously engineered for unparalleled durability and exceptional longevity. Elevate your infrastructure with a solution that stands the test of time.
Discover the unmatched durability and superior corrosion resistance of the Epoxy Coated Carbon Steel Conduit from Shandong Donghong Pipe Industry Co., Ltd. As your premier choice for robust and reliable pipelines, we set the standard for excellence.
Company Name: Shandong Donghong Pipe Industry Co., Ltd.
Benefits:
- Experience enhanced durability with our premium powder coating technology, ensuring your pipes receive long-lasting and robust protection against the elements.
- Choose from an extensive selection of pipe sizes, expertly tailored to meet your specific requirements and project needs.
- Benefit from a variety of anti-corrosion methods that provide comprehensive and enduring protection for your pipes, safeguarding your investment.
- Enjoy the convenience and efficiency of our all-in-one enterprise solution, designed to streamline your entire project from commencement to completion, ensuring seamless operation.
- Ensure safety and reliability with our socket type anti-corrosion steel, masterfully crafted for superior performance and peace of mind in every application.
Internal Epoxy External Double-layer Epoxy Coated Pipe
Our premium API 5L Pipeline Corrosion Resistance Pipe starts with the finest high-quality steel pipe as the foundation. Through an advanced thermal fusion process, we meticulously apply a robust layer of epoxy resin material to both the inner and outer surfaces of the pipe. This innovative dual-layer coating ensures unparalleled protection against corrosion and significantly extends the pipe's lifespan. It is engineered for enduring durability and top-notch performance, making it the ultimate choice for even the most demanding and challenging environments.
| Nominal Diameter/ mm |
Inner Coating Layer /mm |
Outer coating layer,mm |
| Ordinary level |
Strengthen level |
| DN ≤65 |
>0.3 |
>0.6 |
>0.8 |
| 65≤DN≤150 |
>0.35 |
>0.8 |
>1.0 |
| 150≤DN≤300 |
>0.35 |
>0.8 |
>1.2 |
| 300≤DN≤800 |
>0.4 |
>1.0 |
>1.3 |
| 800≤DN≤1200 |
>0.45 |
>1.2 |
>1.8 |
| 1200≤DN≤3600 |
>0.45 |
>1.5 |
>1.8 |
Shandong Donghong Pipe Industry Co., Ltd. proudly presents our Customizable Epoxy Coated Carbon Steel Conduit, meticulously designed to meet a diverse array of industrial demands with unparalleled flexibility and robustness.
- Wide Caliber Range: DN50 ~ DN3600, ensuring an impeccable fit for a multitude of project specifications.
- Flexible Pipe Lengths: Available in lengths ranging from 6 to 16 meters per piece, accommodating various installation prerequisites.
- State-of-the-Art Facilities: Equipped with 2 Advanced Powder Coating Production Lines, delivering exceptional finish and long-lasting durability.
- High-Performance Machinery: Boasting 12 Twin-Screw Extruders, ensuring superior product quality and heightened operational efficiency.
- Flawless Powder Coating: Achieving a smooth, protective layer that significantly enhances longevity and performance.
- Innovative R&D: Specializing in Polyethylene Material Modification, fostering avant-garde production capabilities.
- Industry Leaders: Offering the Largest Variety of Powder Anticorrosion Processes in the industry, customized to your specific needs.
- Versatile Application Methods: Including Suction Coating, Spraying, Rolling Coating, and Dip Coating to perfectly suit diverse project requirements.
- Comprehensive Solutions: Expertise in Integrated Large-Caliber Steel Pipe and Anti-Corrosion Processing, providing robust and reliable protection.
- Unmatched Safety and Reliability: Featuring socket-type anti-corrosion steel, ensuring maximum security and durability for critical applications.
Product Description:
At Shandong Donghong Pipe Industry Co., Ltd., we pride ourselves on providing an exceptional range of anti-corrosion steel pipes meticulously crafted to perform effortlessly in a variety of challenging environments. Our state-of-the-art epoxy and plastic-coated pipes are specifically designed for buried installations, trenchless traction, pipe jacking, and open-air applications. Discover our unparalleled anti-corrosion solutions tailored to cater to every demanding requirement:
- Buried: Choose from our extensive options including inner epoxy outer PE, inner epoxy outer 3PE, inner epoxy outer 3PP, and both inner and outer epoxy coated pipes.
- Pipe Jacking: Opt for our inner epoxy outer 3PE, inner epoxy outer 3PP, or inner epoxy outer double-layer epoxy coated pipes for superior performance in pipe jacking operations.
- Trenchless Traction: Achieve optimal results with our inner epoxy outer 3PE, inner epoxy outer 3PP, or inner epoxy outer double-layer epoxy coated pipes designed for trenchless traction.
- Open-air Application: Our inner epoxy outer anti-UV coated pipes are perfect for enduring open-air conditions.
Choose Shandong Donghong Pipe Industry Co., Ltd. for premium-quality anti-corrosion steel pipes customized for your specific applications. Experience the ultimate in durability and efficiency.
Excellent compatibility and easy repairability
Our innovative double-layer epoxy coating features both inner and outer layers constructed from high-performance epoxy resin, ensuring unmatched compatibility. Repairs are seamless and efficient with our solvent-free epoxy coatings, maintaining superior performance and durability.
Superior cathodic protection
The advanced double-layer epoxy coating integrates flawlessly with cathodic protection systems, guaranteeing no interference and ensuring optimal protection.
Outstanding flexibility and bending resistance
Engineered from high molecular weight epoxy resin, our coating material offers extraordinary flexibility and exceptional bending resistance, providing reliable performance under demanding conditions.
Enhanced scratch resistance
The outer layer, a modified epoxy coating, is fortified with specialized scratch-resistant materials, delivering exceptional protection against scratches and abrasions.
High temperature resilience
Our double-layer epoxy anticorrosive steel pipes are built to withstand temperatures up to 110ºC, making them the ideal choice for high-temperature environments, ensuring long-lasting performance and reliability.
Pipe fittings are a critical component of any piping system and often represent a vulnerability in engineering projects. To ensure top-notch quality for our customers, Donghong Pipeline has invested substantially in establishing a dedicated pipe fittings production workshop. This significant investment underscores our unwavering commitment to providing a comprehensive and reliable piping solution.
In addition to welding, we offer an array of customized mechanical connection methods to suit various pressures and environments. Options include clamp connections and flange connections, tailored to meet the specific requirements of each project.
| Flange Connection |
Clamp Connection |
About Us
Shandong Donghong Pipe Industry Co., Ltd. (referred to as: Donghong Co., Ltd., stock code: 603856) is proudly headquartered in Qufu, China, the esteemed hometown of Confucius. As a premier engineering pipeline manufacturer, we are also a distinguished pipeline engineering service provider and general contractor. Our expertise spans four specialized categories of functional and customized pipelines:
- Specialized pipelines for rainwater and sewage diversion systems
- Specialized pipelines for municipal infrastructure
- Specialized pipelines for industrial and mining sectors
- Specialized pipelines for national key projects
At Donghong, we have cultivated a robust industrial ecosystem that integrates design institutes, financial institutions, port logistics, construction units, and upstream and downstream enterprises. Our vision is to become a global leader in providing comprehensive pipeline system solutions. We are dedicated to developing intelligent pipelines that enhance human life and ensure the safety of pipeline transportation systems.
Shandong Donghong Pipe Industry Co., Ltd. prides itself on a highly skilled team of over 200 research and development experts and holds an impressive portfolio of more than 100 patents. Utilizing national technology R&D platforms such as the National Enterprise Technology Center and CNAS Laboratory, Donghong leads the charge in digitalizing and smartifying pipeline technologies. Our pioneering efforts are instrumental in advancing the engineering pipeline industry and supporting critical national projects like the South-to-North Water Diversion and urban water supply integration. With a steadfast commitment to innovation and quality, Donghong is dedicated to serving key strategic and essential community projects.
To ensure the highest quality of our steel pipes, Shandong Donghong Pipe Industry Co., Ltd. employs state-of-the-art production and testing equipment sourced both domestically and internationally. Our arsenal includes ultrasonic inspection machines, hydrostatic presses, imported joint inspection machines, portable optical spectrum analyzers, desktop spectrometers, magnetic particle inspection machines, comprehensive mechanical property testing equipment, detailed metallographic structure analysis tools, and a complete set of API standard and non-standard gauges for steel tubing. This rigorous quality assurance process guarantees the exceptional performance and reliability of our API 5L Pipeline Corrosion Resistance Pipes.
1. Does your product meet international standards?
Our products proudly exceed international benchmarks, having achieved CE, BV, ISO, and wars certifications. Each parameter meets or surpasses standard requirements. Let us know the specific national standard you need, and we will gladly verify or test it for you.
2. What kind of services do you offer?
As a manufacturing powerhouse, we deliver top-tier pipe products, fittings, comprehensive packaging, and shipping services. Our expertise extends to professional consultancy, offering project insights, pipe system solutions, and design recommendations. As an engineering-driven entity, we excel in pipeline contracting, repair services, and provide complimentary maintenance guidance.
3. Do you support OEM/ODM services?
Absolutely, we offer extensive customization options in material, specifications, logo, packaging, and connection methods. Our seasoned team is ready to tailor solutions for your projects, supported by our portfolio of successful cases.
4. What are your terms of payment?
We accept payment via T/T or L/C at sight.
5. How can you guarantee the quality of the goods you offer?
We warmly invite customers to visit our company to inspect our goods firsthand. We conduct stringent tests based on your requirements before finalizing orders. Additionally, we offer pre-production samples so you can conduct your own quality verifications.
Welcome to Shandong Donghong Pipe Industry Co., Ltd.
At Shandong Donghong Pipe Industry Co., Ltd., we take pride in offering an extensive range of superior pipe products and fittings that adhere to international standards. With esteemed certifications including CE, BV, ISO, and wars, our products consistently outperform industry standards. We are committed to delivering exceptional services, covering project consulting, pipe system solutions, design advice, pipeline contracting, and repair services. Moreover, our OEM/ODM support ensures that your specific requirements in material, specifications, logo, packaging, and connection methods are meticulously catered to.
For payment, we facilitate T/T or L/C at sight. To guarantee supreme quality, we encourage you to visit our facilities, undertake necessary tests, and we can supply samples for pre-production verification. Trust Shandong Donghong Pipe Industry Co., Ltd. for dependable, high-caliber products and unparalleled services.
Audited Supplier 
){kind=link}
){kind=link}