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January 4, 2025
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If you’re looking for the best tensioning system, you’ve probably heard of HDPE pipe (high-density polyethylene) and PVC (polyvinyl chloride). Both are plastic materials widely used in tensioning systems, but there are differences that can directly impact the performance of the installations.
HDPE is a highly resilient and flexible thermoplastic, ideal for demanding environments such as water, sewage and even oil and gas transfer systems. Its durability and water resistance surpass metal or concrete systems. If you value long-term reliability, HDPE offers a robust solution that can pay for itself over time.
Although PVC has a higher tensile strength, it is much more susceptible to cracking and fatigue, especially under dynamic conditions such as pressure changes. It’s not just about “strength” but “resistance”. The last thing you want is to deal with transit failures during a critical operation.
In challenging conditions such as pressure fluctuations and constant movement, HDPE excels, being up to 2,500 times more resistant to damage caused by “water hammer” and fatigue than PVC. This means less maintenance and greater durability.
HDPE pipe has an incredible ability to conform to curves and contours without breaking, with a bend radius 25 times the pipe’s outer diameter. This makes it more suitable for difficult installation areas where PVC, being much more rigid, may not offer the same compliance.
Another major benefit of installing HDPE pipes is a hot fusion technology that creates seamless, leak-resistant joints, offering superior resistance to movements such as water level fluctuations or vibrations. Traditional PVC systems, which use push-fit connections, can develop problems and leaks over time.
If pipes need to deal with extreme weather conditions, HDPE is better equipped to withstand temperatures from -40°C to 60°C without losing its integrity. It also resists damage from UV rays, unlike PVC, which can degrade over time under exposure to sunlight.
Choosing a quality piping system makes all the difference. HDPE pipe offers greater flexibility, strength and reduced maintenance. Don’t take risks with materials that are prone to failure.
Discover the advantages of Legacy HDPE piping and see how it can transform the performance and safety of your facility. Contact us today to learn more about our products!
