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XCorr® HP 100 Seals Through-Wall Leaks in Stainless Steel Intake Manifold

Case Study

XCorr® HP 100 Seals Through-Wall Leaks in Stainless Steel Intake Manifold

During pre-startup testing at a petrochemical facility along the Gulf Coast, operators identified multiple leaks in a 6” stainless steel raw material intake manifold. The defects—located along the pipe body and in the heat-affected zones of tee welds—were determined to be the result of stainless steel cracking. With commissioning imminent, the asset owner required an immediate, non-invasive solution that could deliver mechanical reinforcement, chemical resistance, and leak sealing under pressure. InduMar’s XCorr® HP 100 was selected due to its field-proven performance in chemical processing environments, rapid installation characteristics, and ability to restore pipeline integrity without hot work.

Manifold Piping Project Challenges

  • Leaks discovered days before facility startup, requiring immediate action
  • Cracking occurred at critical weld joints and along straight pipe segments
  • Replacement would require shutdown and recomissioning
  • Pipe surfaces were uncoated stainless steel, limiting adhesion if not properly prepared
  • Multiple leak locations required simultaneous remediation

Project Needs

  1. Seal through-wall leaks on 6″ 304/304L stainless steel pipes
  2. Reinforce pipe sections exhibiting circumferential cracking in and around weld zones
  3. Eliminate the need for immediate pipe replacement or welding
  4. Achieve a complete cure within 24 hours to support the commissioning timeline
  5. Provide chemical and corrosion resistance under challenging operating conditions

XCorr® HP 100 Seals Through-Wall Leaks...

XCorr® HP 100 Project Details

Project Details

Location: Gulf Coast, U.S.
Facility Type: Petrochemical processing plant
Pipe Dimensions: 6.625″ OD × 0.134″ wall thickness
Operating Pressure & Temperature: 80 psi at up to 190°F
Repair Count: 4

Composite Wrap Properties

Product: XCorr® 100 HP
Resin: Novolac Epoxy Resin
Reinforcement: High strength fiberglass weave
Composite Type: Wet layup with precision-formulated kits

Application Specifics

Number of Repair Sites: 4 (including defects on both north and south sides of a tee)
Leak Type: Through-wall defects up to 0.032″ Composite Repair Length: 6 inches per site
Cure Time: 24 hours
Technical Assistance: Remote support from InduMar Technical Services

Provided Protection

The successful application of InduMar’s XCorr® HP 100 restored pressure integrity to the intake manifold, enabling the facility to proceed with startup operations without delay. By isolating and reinforcing critical areas centrally located within the processing line, the repair protected the asset from further deterioration and deferred the need for more invasive replacements. The composite system continues to support structural integrity while providing the chemical resistance needed in aggressive processing environments.

  • Resistance to corrosion and chemical attack
  • Installation without hot work, welding, or flange disassembly
  • Ambient cure within 24 hours
  • Conformation to complex geometries including tees, elbows, and weld transitions
  • Structural integrity in high-temperature and high-pressure environments
InduMar’s XCorr® HP 100 restored pressure integrity to the intake manifold
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