Pipeline Repair – Using Pipe Squeeze Off Tools

Polyethylene (PE) pipes are widely employed in water and gas distribution networks thanks to their outstanding flexibility, durability, and resistance to corrosion. Despite their robust nature, PE pipelines require routine servicing and repairs to maintain optimal system performance. Leveraging extensive industry experience, we specialize in providing advanced PE pipe squeeze-off tools and comprehensive training tailored to water, gas, wastewater, and industrial sectors, enabling efficient upkeep of utility infrastructure.

Pipe squeeze-off is a specialized procedure designed to temporarily reduce or completely stop the flow in PE pipes by applying precisely controlled compression. Typically, the pipe is compressed between adjustable beam sets that conform to established standards, ensuring minimal impact to pipe integrity. This method is useful for a variety of tasks including tie-ins during installation, system maintenance, connections, directional changes, and urgent leak fixes. Due to the inherent toughness and elasticity of PE material, pipes can recover from this compression without loss of functionality, provided trained operators adhere to recommended protocols.

Prior to conducting a squeeze-off, thorough preparation is crucial to prevent damage and ensure operator safety. Compliance with Industry Standards and asset owner procedures must be observed, including securing flow lock-off and positioning tools properly to avoid unintended pipe movement. Temperature control is vital since PE pipes become brittle below freezing; maintaining the pipe above 0°C for several hours before proceeding is advisable. Clearances also matter—squeeze-off points should be located at a minimum distance from fittings, joints, and previous repair locations to avoid weakening critical areas. Additionally, cleaning the pipe surface around the squeeze-off zone is necessary to prevent debris from compromising the pipe’s structural integrity.

Selecting the correct squeeze-off tool is a key factor in achieving successful, damage-free compression. Tools must suit the pipe’s diameter and SDR, feature reliable mechanical or hydraulic systems, and include safety stops to prevent excessive squeezing. Popular options range from manually operated compact tools for small-diameter pipes to robust hydraulic models for larger systems. Operators must also be trained thoroughly to perform the squeeze-off slowly and steadily, allowing the pipe to adapt to compression stresses. By following these best practices and using appropriate equipment, utility professionals can confidently carry out PE pipe maintenance that extends pipeline lifespan and minimizes operational interruptions.

Fusion Equipment (Asia) is a leading provider of manual and hydraulic squeeze-off tools for polyethylene (PE) pipes, playing a vital role in pipeline repair and maintenance across water, gas, and industrial sectors. One standout product in their range is the Hydraulic Dismountable Squeeze Tool, designed to manage flow control or temporarily close large-diameter pipes with precision and safety. This tool is engineered specifically for PE pipes ranging from 200mm to 315mm in diameter and delivers a powerful squeezing force of up to 25 tonnes, making it suitable for a variety of pipe wall thicknesses.