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Prefabricated Insulated Steel Pipe with Polyurethane Foam for Underground Installation
US$400.00-1,000.00
1 Piece
Sample price:US$100.00/piece.Request sample
Product profile
After-sales Service
Free Exchange and Return Due to QualityWarranty
1 YearType
WeldedModel NO.
0.5mm--50mmUsage
Water Supply, Gas Supply, Oil PipeJoint Type
CustomizedSection Shape
CustomizedCertification
ISO2531, EN545, EN598, ISO4179, ISO8179Shape
CustomizedCustomized
CustomizedGasket Material
CustomizedCarrier Pipe Material
Carbon Steel (Seamless/ERW/Spiral)Insulation Material
Polyurethane (PU) Rigid FoamOuter Jacket Material
High-Density Polyethylene (HDPE)Thermal Conductivity
≤ 0.027 W/(M·K)Working Temperature
-50℃ to 150℃Working Pressure
≤ 2.5 MPa or CustomizedDensity of PU Foam
≥ 60 Kg/M³Transport Package
Strapping & ShippingSpecification
4m ~ 16m or CustomizedTrademark
cangtieOrigin
ChinaHS Code
7304900000Production Capacity
50ton/DayKey features
High-Efficiency Insulation: Rigid polyurethane foam with 90%+ closed cells ensures optimal thermal insulation and minimizes heat loss.
High-density polyethylene (HDPE) outer jacket provides 100% corrosion and water resistance for direct burial.
Prefabricated monobloc structure withstands extreme soil pressure, perfect for district heating networks.
Company profile

Hebei Cangtie Industrial Co., Ltd.Hebei, China
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 1year CertifiedNearest Port: Tianjin PortAverage Response Time: ≤0.87h
AI-Powered supplier vetting
SummaryThe supplier is a combined company specializing in the wholesale and retail of steel pipes and related products. It excels in after-sales service with a dedicated team and has strong R&D capabilities, including 3D software design and customization services. However, it lacks overseas infrastructure such as warehouses and showrooms and has no effective manufacturing contracts with subcontractors. Financial data indicates no revenue or profits in the past two years, raising concerns about financial stability.
After-Sales capabilityThe supplier has a complete after-sales service system with a professional team capable of quickly responding to customer issues, ensuring customer satisfaction.
Financial creditThe supplier reported zero operating revenue and profit in the last two years, indicating potential financial instability.
R&D capabilityThe supplier demonstrates strong innovation capabilities with a focus on technological advancements and offers ODM and OEM services, despite lacking new product introductions in the past year.
Production capacityThe supplier lacks effective manufacturing contracts with subcontractors, which may affect its production capability.
Customization capabilityThe supplier offers comprehensive customization services, including full, minor, and flexible customization from samples or designs.
Product Q&A
Q:What materials and specifications do you offer for insulated steel pipes, and what are they used for?
A:
We use carbon steel carrier pipes, polyurethane foam insulation, and HDPE outer jackets. OD ranges from 21mm to 1220mm, mainly used for district heating, oil transport, and direct-buried networks.
Q:What customization options are available for insulated pipes, and what is the MOQ?
A:
We customize steel pipe types (seamless/ERW/spiral), insulation thickness, jacket materials, and leak detection wires. The MOQ for standard sizes is 100 meters or 20 pieces.
Q:How are large-diameter insulated pipes packaged for shipping, and what is the lead time?
A:
Pipe ends are fitted with protective caps, and bodies are secured with thickened slings/cradles to prevent jacket scratches. Lead time is 10-20 days. Free replacement or repair guidance is provided for transit damage.
Send Inquiry
*To:
Hebei Cangtie Industrial Co., Ltd.
Hebei Cangtie Industrial Co., Ltd.*Content:
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