Services
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August 02, 2022
COMPOSITE LEAK REPAIR – COMPRESSOR AIR
Client requested for live leak repair for a compressed air pipe with multiple leaks on a heavily corroded carbon steel pipe. ALSTERN’s live leak repair team responded to the compressed air leak using C-SMARTSEAL Composite Repair Products.
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March 25, 2022
EMERGENCY LEAK REPAIR – CONDENSER WATER PIPE
Location Central Business District (CBD) Project Completed Feb 2022 Technical Details Pipe Material : Carbon Steel (CS) Pipe Size : DN150 (6 inches) Medium : Condenser Water Pressure : 12.5 Bar (185 psi) Temperature : Room Temperature Leak Location : Elbow and Tee Joint Flange Height of Work : High Ceiling (3-4 metres) Technical […]
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August 10, 2021
1800 METRES OF DRAIN PIPELINE INSTALLATION @ SOUTHEAST ASIA’S LARGEST UNDERGROUND SUBSTATION
Project Information South-East Asia’s first large-scale underground electrical substation Location Government Project @ Labrador, Singapore Project Scope Building for an underground substation is resource intensive and requires specialised engineering capabilities. All equipment in the substation must be of low fire risk, with cooling systems to prevent heat build-up. We were involved in […]
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March 30, 2021
HOT TAPPING ON HIGH PRESSURE NITROGEN PIPELINE
Location Jurong Island Project Timeline February 2021 Technical Details Pipe Material: Galvanized Steel SCH40 Pipe Medium: Nitrogen (N2) Gas Pressure: 30 barg Temperature: Ambient Pipe Diameter: DN 250 Coring Diameter: DN 200 Height of work: 8 metres from ground Technical Challenges An industrial gas supplier engaged Alstern’s […]
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January 20, 2021
FRP TANK CRACK – COMPOSITE REPAIR
Location Hotel Mixed Development Project Timeline 15 Nov – 20 Nov 2020 Technical Details Tank Material: Fibre-Reinforced Plastic (FRP) Tank Medium: Industrial Water Pressure: 2 Bar Temperature: Room Temperature Tank Diameter: 1.2 metres Tank Length: 3 metres Technical Challenges FRP tank had a 50 cm crack on the top […]
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