1. Pioneering Innovation: Shandong Donghong Pipe Industry Co., Ltd. proudly stands as the industry’s trailblazer, being the first enterprise to develop medium and high-pressure steel wire mesh skeleton polyethylene composite pipe products. Our advanced and highly reliable connection methods distinguish us as leaders in the field.
2. Trailblazers in Mining: We lead the industry as the vanguard in devising specialized steel wire mesh skeleton polyethylene composite pipes for underground coal mines. Our pipes ensure unparalleled durability and safety, setting new standards in the mining sector.
3. Industry Leaders: Setting new benchmarks, Shandong Donghong Pipe Industry Co., Ltd. is the first to successfully introduce wire mesh skeleton polyethylene composite pipes into the coal mining sector. We are revolutionizing industry standards and significantly enhancing operational efficiency.
4. High-Pressure Pioneers: At the forefront of innovation, we are the pioneers in creating wire mesh skeleton polyethylene composite pipe products that can withstand pressures exceeding 3.5MPa. Our pipes ensure superior performance and reliability under extreme conditions.
5. Cutting-Edge Connection Technology: As the first enterprise to introduce 'double sealing' and 'one-piece clamp' connection technologies for steel wire mesh skeleton polyethylene composite pipes used in underground coal mines, we guarantee secure, efficient, and robust connections for optimal performance.
About
us
Donghong (Shandong Donghong Pipe Industry Co., Ltd.) (abbreviation: Donghong, stock code: 603856) is headquartered in the historic and culturally rich hometown of Confucius - Qufu, China. Established in 1997, Donghong has carved a niche as a premier manufacturer of engineering pipelines, a proficient service provider in pipeline engineering, and a general contractor for comprehensive pipeline projects. Our product portfolio is diversified into four major categories: rainwater and sewage drainage pipes, municipal pipelines, industrial and mining pipelines, and pipelines for national key projects. Representing the pinnacle of industry expertise and innovation, Donghong achieved a significant milestone on November 6, 2017, by being listed on the Shanghai Main Board, marking itself as China's first main board-listed engineering composite pipeline manufacturer.
Donghong takes pride in its robust R&D capabilities, with a team of over 200 dedicated research and development professionals and a portfolio of more than 100 patents. Leveraging national platforms such as the National Enterprise Technology Center, the National CNAS Laboratory, the Academician Expert Workstation, and the Postdoctoral Workstation, Donghong is at the forefront of advancing the digitalization, informatization, and intelligence of pipeline engineering, spearheading progress in the engineering pipeline industry.
Committed to contributing to national key strategic and livelihood projects, Donghong plays a pivotal role in the engineering pipeline industry. Our services extend to major national initiatives like the South-to-North Water Diversion, Hanjinwei, Beijing-Xinjiang Expressway, One Belt, One Road projects, standardized farmland development, urban and rural water supply integration, Liren gas, and centralized heating systems. By driving excellence and innovation, Donghong is dedicated to advancing infrastructure and enhancing quality of life through its engineering expertise.
Experimental Verification
Key Raw Materials
At Shandong Donghong Pipe Industry Co., Ltd., the binder resin forms the bedrock of our Engineering Support High Density Polyethylene Pipe, ensuring exceptional stress transfer under high-pressure scenarios. Through our exclusive raw material design and development platform, we meticulously enhance the binder resin to deliver unparalleled performance. This sophisticated composite material seamlessly integrates with our innovative processes and cutting-edge machinery, epitomizing our steadfast dedication to quality and technological advancement.
Plating plays a crucial role in extending our product's lifespan by offering exceptional corrosion resistance and significantly boosting the shear strength between steel wire and bonding resin. Extensive data testing has revealed that the choice of plating material significantly influences shear strength. Tin bronze plating stands out with an impressive average shear strength of 20.69MPa, markedly superior to the 11.42MPa observed for brass. Hence, our Reliable Srcp Tube for Water Transportation incorporates tin bronze-plated steel wire to ensure unrivaled performance in pressure-bearing applications.
Key Industrial and Mining Application Cases
1. Does your product meet international standards?
Our products proudly meet and exceed industry benchmarks, adhering to stringent international standards such as CE, BV, ISO, and Wars certifications. Share your specific national standard with us, and we will meticulously ensure compliance through detailed verification or rigorous testing.
2. What kind of services do you offer?
As a premier manufacturing factory, we offer an extensive suite of services that include high-quality pipe products, fittings, packaging, and shipping. Our expertise extends to project consulting, innovative pipe system solutions, and expert design recommendations. Additionally, we provide top-tier pipeline contractor services, comprehensive pipe repair, and complimentary maintenance guidance.
3. Do you support OEM/ODM services?
Absolutely! We specialize in customizing various aspects including materials, specifications, logos, packaging, and connection methods. Our adept team delivers bespoke solutions tailored to your specific project needs, drawing from a wealth of successful case studies.
4. What are your terms of payment?
We accept payments via T/T or L/C at sight, ensuring smooth, secure, and reliable transactions.
5. How can you guarantee the quality of your goods?
We encourage our customers to visit our facilities for an in-depth inspection of our products. Rigorous testing is conducted in accordance with customer requirements before order placement. Additionally, we offer samples for customer testing to ensure exceptional product quality before commencing bulk production.
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