High Resilience and Good Toughness Polyurethane Pipe
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Product Highlights
- High Chemical Resistance: Polyurethane foam tubing resists chemicals and protects pipes from damage.
- Superior Insulation Stability: Uniform core indicators including thickness, density, and closed cell rate.
- Advanced Manufacturing Process: Online spraying technology ensures uniform foam density and consistent insulation.
- Durable Protective Layer: Polyethylene winding method offers thin, uniform walls with low shrinkage.
- Cost-Effective Design: Reduced outer layer thickness saves materials and lowers production costs.
- Large Production Capacity: 100,000 tons per year ensures fast production cycles after order confirmation.
Product Attributes
- Customization
- Available
- Application
- Chemical Transport, Industrial Processing, Oil and Gas Distribution
- Connection Type
- Welding/Socket
- Diameter
- 400mm-1800mm
- Material
- Carbon Steel
- Temperature Range
- -20℃ to 80℃
- Water Absorption
- 1.5%~3.5%
- Filling Density
- 60-90 Kg/M3
- Foam Core Density
- 68.9 Kg/M3
- Thermal Conductivity
- 0.029 W/(M.K)
- Shear Strength
- 149-195 Kpa, 170ºC, 1450h
- Temperature Classification
- High Temperature Piping
- Standard
- ASTM, API, CE/ISO
- Transport Package
- Standard Package
- Specification
- DN20-DN1400
- Trademark
- SHENGTANG
- Origin
- Shandong
- HS Code
- 7307930000
- Production Capacity
- 500000 Kilometers /Year
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Product Description



Rigid polyurethane spray polyethylene wrapped prefabricated direct-buried insulation pipe adopts advanced polyurethane spray polyethylene winding online forming technology, which improves the uniformity of foam density and consistency of insulation layer thickness, saves materials, reduces labor costs, and is suitable for Transport hot water with a temperature not higher than 140°C.
Package Size | 1000.00cm * 20.00cm * 20.00cm |
Package Gross Weight | 1000.000kg |




Dongtang Factory (SRW) is dedicated to setting the benchmark for quality and sustainability in the industry. Our products, processes, and practices are meticulously crafted to not only meet but exceed the rigorous standards established by globally recognized accrediting organizations. This commitment is underscored by our extensive array of certifications, which include ASTM C-612 and EN 13162 for our cavity panels, ASTM C-1290 for duct wrap, as well as additional standards such as ASTM C-665, ASTM C726, ASTM E136, and BS476 Part 4 across our product line. These certifications serve as a testament to our steadfast dedication to producing premium insulation products that adhere to international safety, efficacy, and environmental standards.
Dongtang Factory offers a diverse selection of high-performance products that showcase our expertise and dedication to innovative insulation solutions. Our extensive product range is tailored to meet the varied requirements for thermal, acoustic, and fire-resistant insulation in a multitude of industries. Whether for residential structures or industrial facilities, Dongtang Rockwool delivers insulation solutions that optimize energy efficiency, safety, and comfort.




About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASI2451686". Items marked "" are certified.
Company Profile
Our company and Shandong Datang energy-saving Materials Co., Ltd. is an associated enterprise.
Datang Company as the production of new refractory insulation materials and engaged in pipeline crossing and other municipal engineering large-scale backbone enterprises, the company after years of development and growth, has now formed production, research and development, scientific and technological innovation, sales, construction, waste refractory insulation materials recycling and supporting services as one of the integrated enterprises.
The company is headquartered in Gangcheng District, Jinan City, Shandong Province, with a total investment of nearly 38 million yuan. Group company under the administration of aluminum silicate products factory, rock wool glass wool material factory, rubber and plastic material factory, polyurethane insulation material factory, covers an area of 199, 800 square meters, the main plant area of 139, 860 square meters. In terms of thermal insulation materials, the company mainly produces aluminum silicate (ceramic fiber) products, detachable thermal insulation cover, silica aerogel products, rock wool products, silicate products, alumina products, high temperature centrifugal glass wool products, polyurethane products, magnesium silicate products, calcium silicate products, refractory materials, fireproof materials, sealing materials and other varieties. At present, the company has a number of domestic more advanced automatic production lines, including aluminum silicate (ceramic fiber) production line 12, glass wool production line 2, rock wool production line 2, alumina production line 2; Annual output of glass wool insulation material 50, 000 tons, aluminum silicate insulation material 80, 000 tons, rock wool insulation material 30, 000 tons. In order to ensure product quality, the company purchased a number of first-class testing equipment, including the infrared thermal imager imported from Germany Tetu company; In the pipeline crossing engineering, the company has introduced advanced instruments and equipment at home and abroad since its establishment, from 32 tons of drilling rig to 900 tons of drilling rig a total of seven equipment, can be filled with any heat pipeline, gas pipeline, electric power telecommunications, water pipeline of different geological conditions crossing engineering.
Shandong Datang energy-saving Materials Co., Ltd. Products are widely used in electric power, metallurgy, chemical industry, steel, construction, shipbuilding and other industries, products in addition to domestic provinces and cities sales, but also exported to Russia, Australia, the United States, Japan, India, Indonesia, the Philippines, Thailand, Vietnam and other countries.
Shandong Datang Energy-saving Materials Co., Ltd. Has obtained ISO9001 quality system certification, and has obtained a number of invention patents, and has been designated as a designated production enterprise by the Ministry of Electric Power and the Ministry of Chemical Industry. The company's products have passed the national Fire inspection Center, Beijing Fire Bureau, Shandong Fire Bureau certification, for many years won the Shandong Province Administration for industry and Commerce issued by the honor certificate of honoring the contract and keeping promises, by the Bank of China in Shandong Province rated AAA credit enterprise, the company's products by the national quality inspection Association building materials professional committee rated as green environmental protection products.
The company has always adhered to the "quality first, reputation first" purpose, the pursuit of leadership, the pursuit of development, with scientific management, advanced equipment, high-quality staff, in good faith principle to provide quality services for the majority of users.
About Our Factory & Business Background
- Address
- Factory No. 5, Ruiying Industrial Park, Phase I, Economic Development Zone, Lixin, Gangcheng District, Jinan, Shandong, China
- Terms of Payment
- LC, T/T, D/P, Western Union
- International Commercial Terms(Incoterms)
- FOB, EXW, CIF
- Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays - Nearest Port
- tianjin, qingdao
Our Production Capability & Technical Expertise
Our Industry Experience & Global Business Record
- Export Year
- 2020-08-01
- Main Markets
- South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia
FAQ
- Can the pipe be customized according to client requirements?
- Yes, the company can produce and supply products according to clients' requirements.
- What is the production capacity and lead time?
- The company has a capacity of 100,000 tons per year. Peak season lead time is one month, while off-season is within 15 workdays.
- What certifications does the product hold?
- Products adhere to standards including ASTM C-612, EN 13162, ASTM C-1290, ASTM C-665, ASTM C726, ASTM E136, and BS476 Part 4.
- How quickly will inquiries be replied to?
- Inquiries related to products or prices will be replied to within 24 hours.
- What are the available connection types?
- The available connection types are Welding and Socket.
- Does the company provide technical support?
- Yes, technicians can be arranged to visit the customer's plant if needed for refractory solutions.
- What are the payment terms?
- Accepted payment terms include LC, T/T, D/P, and Western Union.
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