Laminar Pte Ltd Singapore

Laminar Pte Ltd

Pipe Solutions

Hot Tapping Machines

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Group 1 1


Hot tapping machines represent a revolutionary leap in pipeline connection methods. This cutting-edge technology enables the installation of branch connections without disrupting the flow of the active pipeline. Hot tapping provides a time and cost-effective means to establish new connections, saving precious time and resources.

They can breach pipe walls while upholding air pressure integrity. These machines boast formidable drive motors, enabling precision drilling into pipelines. The outcome is a dependable and secure branch connection that meets the exacting demands of diverse industries.

Hot-tapping machines are versatile tools used in various pipeline services. Whether dealing with gas, oil, or water pipelines, these machines find utility across a broad industrial spectrum. They are relied on by power plants, refineries, and other sectors for maintenance and expansion.

The hot tapping mechanism, or pressure tapping, is thoughtfully designed with safety features that safeguard operators during drilling. These encompass pressure control mechanisms and state-of-the-art monitoring systems that furnish real-time insights into operational conditions.

Their ability to establish branch connections without disrupting ongoing operations has elevated them to indispensable status in numerous industries. Backed by advanced technology and a commitment to safety, hot tap machines are forging a path toward more efficient and dependable pipeline installations.

Laminar designs, manufactures and supplies high-quality under-pressure hot tap and line stop products for repairing and modifying pressurised pipelines. We offer a range of tapping machines equipped with a hydraulic drive unit as a standard. Tapping machines fitted with a hydraulic drive unit comes as a standard, and hand drive, pneumatic drive or electric drive are other possible drive types.

These machines weigh less than 30kg, making them ideal for environments where shutdowns are not feasible. A single person can operate these machines. We also offer a wide range of hole saws, pilot drills, and adapters that can fit them with all pipeline materials.



Oil & Gas | Water | HVAC | Process | Heating & Cooling

Key Features

  • Hot tap size: DN20 (3/4″) through DN500 (20”).
  • For metal and plastic pipes can be used in temperature range from -40 °C up to +200 °C
  • Maximum working pressure: 40 bar (580 psi)
  • Available with electric actuator or air motor or hydraulic power pack
  • Weighs less than 30kg
  • Can be operated by a single person
  • Making pipeline and tank taps for tie-in or Isolation intervention


A hot tapping machine is a vital asset in pipelines and infrastructure. It is a specialised tool for establishing connections to pipelines while they remain in active operation.

Its core purpose is to provide a secure and efficient method for installing connections to operational pipelines. It negates the need for costly shutdowns or disruptions, ensuring a smooth process for installation and maintenance activities.

They prove especially valuable when adding new connections or outlets to existing pipelines is required. This need may arise for various purposes, including capacity expansion, integration of new equipment, or essential repairs.

By employing one, pipeline operators can significantly minimise downtime and maintain uninterrupted operations while implementing necessary modifications. This saves time and reduces the expenses associated with system-wide shutdowns.

Hot tapping machine assumes a pivotal role in enabling the establishment of connections to active pipelines without impeding their functionality. Its capacity to facilitate safe and efficient modifications renders it an indispensable tool in the industry.

Safety stands as the foremost concern when it comes to hot tapping. This technique involves working with elevated pressures and temperatures, posing substantial risks if not managed meticulously. Trained professionals can safely perform hot tapping when following industry standards.

Industry standards lay down explicit requirements about equipment, materials, and procedural guidelines to ensure the safety of hot tapping operations. These standards strongly emphasise conducting comprehensive risk assessments before commencing any hot tapping project. Trained experts, well-versed in this technique, uphold these standards and implement the requisite safety protocols.

While careful planning and execution can significantly mitigate the inherent risks of this method, it is essential to note that potential leaks or equipment failure may still occur if not executed correctly. Trained professionals meticulously consider factors like pressure control systems, isolation techniques, and maintaining a secure working environment.

The process of hot tapping begins with the selection of a drive motor that meets both the desired output and current pipeline conditions. An operating max pressure machine then drills a hole into the existing pipeline using drill bits sized to match the task.

Next, an operating pipeline is connected to the newly drilled hole, allowing for adding a new connection or outlet without interrupting the flow in the main line. Once this connection is secure, a spindle speed is adjusted to match the project’s specifications.

First, the operator places the spindle and installs a valve for isolation to control pressure and temperature during hot tapping. Once the connection is in position, they inspect it thoroughly for leaks or irregularities.

Finally, after completing all the testing, the operator shuts off the machine and removes it from the pipeline. This marks the successful installation of a new connection with minimal disruption to the existing operations.

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