+603 8068 3220 enquiry@in-situgroup.com

On-Line Leak Sealing
(On-Line Leak Repair)


On-line engineering solution for stopping almost any types of leaking under pressure without shutting down the production system.


  • A temporary solution.
  • Stop leaks on FAILED systems under pressure (without shutting the production line).
  • Customized solution for each leak.
  • Avoid costly shutdowns or un-scheduled maintenance downtime.

Why Customers Buy from Us

Good Reputation

We have more than 20 years of experience with a good reputation in regards to quality, response time and commitment.


Safety Record

We have a trail of safety records.


We hold reputable track records in the industry.


We are consistent with our quality of products.


  • Piping flange joint leaks.
  • Equipment flange joint leaks eg. heat exchanger flange leaks.
  • Valve bonnet, gland packing, pressure seal ring or body pinhole leaks.
  • Pipe joint leaks like elbow, tee, straight pipe, reducer, etc.
  • All types of welding failure that leads to leaks eg. pinhole, cracks, etc.
  • Casing pinhole, thinning pipe, etc.


  • Performed by skilled and trained technicians only.
  • Leak Sealing clamps are designed according to ASME Sec. VIII pressure vessel codes.
  • Fully equipped with in-house fabrication and welding facilities.
  • Qualified WPS and in-house welders.
  • Own-developed clamp design software that is endorsed by third party professional engineer.
  • Houses various types and adequate raw materials like boiler plates, sealing compounds, injection adaptors, etc for emergency response.
  • Material hardware and sealing compound conforms to client’s specific requirements.
  • Fast response time.


  • Can stop leaks while plant continues operations.
  • Reduces downtime – the client does not have to shut down or isolate the affected line.
  • Avoids plant shut down that causes loss of production.
  • Saves time and money.
  • Increases plant safety.
  • Environmentally friendly.

Uniqueness vs Competitors

  • Comes with a Standard Operating Procedure (SOP) to ensure leak sealing quality.
  • Guaranteed manpower competency.
  • Fast response time.
  • Includes quality assurance on clamp fabrication (in-house fabrication).
  • Have material stock keeping.


Customer Focused

Call us today

Kuala Lumpur (HQ) : +60 3 8068-3220

Borneo : +60 86 343 839