Insulated stainless steel pipe is a high-performance piping system manufactured using advanced composite technology. It is specifically designed to meet the stringent requirements of modern industrial and civil applications for high efficiency, energy saving, long-term durability, and hygiene and safety. Through its three-layer integrated structure, insulated stainless steel pipe achieves a perfect balance of insulation, corrosion resistance, and mechanical strength, making it an ideal choice for hot water transportation, steam transmission, chemical fluid handling, and high-end building projects. Depending on the specific insulation material used, insulated stainless steel pipe is available in numerous categories, allowing for selection based on the application scenario.
Product Description
Insulated stainless steel pipes have a three-layer structure. The first layer is an outer protective sleeve, typically made of high-toughness PVC or PE material, which is resistant to ultraviolet rays, aging, and impact. This outer sleeve effectively protects the internal structure from environmental corrosion, physical damage, and atmospheric aging, extending the overall lifespan of the pipe. The second layer is a middle polyurethane insulation layer, formed into high-density closed-cell foam through a high-pressure injection process, reducing the thermal conductivity. Test data shows that its heat loss is reduced by 40%-50% compared to traditional insulation methods, significantly improving energy efficiency. The third layer is an inner stainless steel pipe, made of stainless steel, which has excellent corrosion resistance and can withstand the erosion of high-temperature steam, chemical media, and complex water environments, avoiding rust, scaling, and aging problems, ensuring the purity and safety of fluid transportation.
Product Specifications
|
Material |
Wall Thickness |
|
|
Working steel pipe |
seamless steel pipe |
customized according to the delivery pressure |
|
Insulation layer |
polyurethane foam type or composite aluminum silicate type |
polyurethane insulation layer ≥50mm |
|
Outer protective tube |
(HDPE)/spiral welded pipe |
DN200 pipe wall thickness ≥ 4.5mm |
|
Parameter Name |
Indicator Range/Description |
|
|
Performance indicators |
Operating temperature |
-50℃~350℃ |
|
Design pressure |
≤2.5MPa |
|
|
Thermal conductivity |
≤0.035W/(m·K) |
|
|
Compressive strength |
≥200MPa |
Enterprise Strength
Hebei Yugang Pipe Manufacturing Co., Ltd., founded in 2005 in Yanshan District, Cangzhou City-a major center for pipeline equipment manufacturing-transformed into a modern group covering the entire pipeline industry chain in 2014 after ten years of development. The company focuses on high-end products, such as three-layer polyethylene (3PE) anti-corrosion steel pipes and large-diameter spiral pipes for oil and gas transportation. It has 16 automated production lines with an annual capacity of 300,000 tons. Adhering to strict quality control, the company continuously improves its production standards and has passed ISO9001 international certification and three certifications from the American Petroleum Institute (API) (including API Spec 5L). Driven by innovation, the company's technological strength was recognized nationally in 2024.
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