NRI offers a line of custom-engineered composite repair systems designed specifically for use on process piping, pipelines, and concrete structures. NRI utilizes high-strength epoxy, urethane, and vinyl ester resins in conjunction with carbon and glass fibers to create unmatched strength, durability, and chemical resistance.


Engineering Services

  • Providing specifications, drawings, and installation plans
  • Onsite quality control
  • Structural inspection analysis
  • Regulatory compliant design proposals
  • Assessment of potential applications
  • FEA model analysis


  • Internal corrosion on flare lines
  • Soil-to-air interface corrosion
  • Repair of internal and external corrosion on process piping
  • Aggressive chemical processes
  • Strengthening for added loading and / or change of use
  • Repair of an existing or new construction / design defects
  • Repair of cooling water systems
  • Tank reinforcement
  • Leak mitigation

Mechanical Testing

  • Tensile, compressive, lap shear, pull off, hoop stress
  • Hydro-static pressure ing
  • Multi-channel data acquisition