HDPE Lining

United Special Technical Services (USTS) is a wholly owned subsidiary of STS Group. USTS is a global leader in providing high-performance thermoplastic lining solutions for the oil & gas, water, mining, and industrial sectors. Along with our strategic global technical partnerships, USTS helps companies in addressing corrosion and abrasion challenges in pipelines, piping, and vessels.

USTS has successfully completed more than 15,000kms of Tite Liner® system solutions for NOC’s across the Middle East and Northern Africa including Saudi Aramco, Sabic, Ma’adan, British Petroleum, Kuwait Oil Company, Petroleum Development Oman, Occidental Petroleum, Daleel Petroleum, Qatar Petroleum and Abu Dhabi National Oil Company.

  • Tite Liner®, Safety Liner™, Loose Liner
  • Weldtite® Flanges and Flangeless Connectors
  • Rotational Lining (aka Roto Lining) – spools, vessels, unique shapes
  • PreFIT Shop Lining for spools
  • Rehabilitation of existing pipelines suffering from internal corrosion and abrasion
  • High temperature Lining applications
  • Thermoplastic Liners for downhole tubing
  • Freestanding HDPE Piping Systems
  • HDPE Sheet and pond Lining

The corrosion and abrasion resistance properties of thermoplastics allow the Tite Liner® system to protect pipelines from a variety of chemicals and abrasives through a broad range of temperatures and pressures. The addition of Rotational Lining of fittings completes the capability of a full turn-key offering to our clients.

Since 1985, our experienced teams have successfully installed over 15,000 km of HDPE lining ranging from 2" to 52" in diameter and pressure rating up to ANSI 2500 across the six continents.


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