SPECIALISED PIPELINE SOLUTIONS

ONLINE & OFFLINE LEAK SEALING

Leak sealing is performed on Live operating leak on pipes without the need to shutdown the system. This allows our customers to avoid lengthy repairs, expensive shutdowns and reduce losses. Alstern provides 24/7 response team to meet our customer’s leak repair needs for online or offline leak repairs.

We provide the following leak repair services on Online Leak Repair, Offline Pipe Leak Repair, Underground Pipe Leak Repair, Steam Leak Repair and Flange Leak Repair.

Applicable Leak Areas:

• Straight pipe section and joints, elbow, tees, flanges, etc.
• Various pipe materials (Steel, Copper, PVC, ductile iron, FRP/GRP )

Applicable Leak Medium:

• Water, acids, alkalis, hydrocarbons, fuels, solvents, chemicals, slurries,organics and salts base medium
• Gas pipelines (LNG, LPG, steam, etc.)

Applicable Type of Leak:

• Pin-hole Leak, Hairline cracked
• Hub-weld leak, lap joint leak
• Case joint leaks (on rotating equipment)
• Valve bonnet leak
• Flangeneck leak

ONLINE LEAK REPAIR

We provide Online Leak Repair via Composite Leak Repair or Leak Sealing method. We have more than 15 years of successful leak repair experience in water, acid, alkaline and gas leak.

OFFLINE PIPE LEAK REPAIR

We provide Offline Leak Repair via Composite Leak Repair or Leak Sealing method. We have more than 15 years of successful leak repair experience in water, acid, alkaline and gas leak.

UNDERGROUND PIPE LEAK REPAIR

We provide certified confine personnel for underground live leak repair for domestic water and sewage water.

STEAM LEAK REPAIR

We utilise Leak Sealing methodology to repair Steam Leak. We have proven records of repair leak up to 300degree Celsius. Our leak specialists are well-equipped and fully trained to handle high temperature leak.

FLANGE LEAK REPAIR

Leak on flange is one of the toughest leak to repair but our leak specialists are well-trained to provide repair for flange leak. The techniquerequires the leak specialist to have high patience and follow through diligently on the repair steps to ensure the repair is successful.