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Comprehensive Testing & NQA-1 Quality Assurance

Every component we fabricate is backed by rigorous testing and complete documentation.
Our quality assurance program meets NQA-1 requirements for nuclear work while supporting all ASME code compliance and customer specifications across energy, aerospace, and industrial applications.

ASME Section VIII heat exchangers fabricated by Inland Mechanical in Richland, WA

Testing Capabilities:

  • Hydrostatic Testing: Pressure vessel integrity verification to ASME code requirements
  • Pneumatic Testing: Air pressure testing for applications where water is not acceptable
  • Helium Leak Testing: Ultra-sensitive leak detection for critical containment systems
  • Radiographic Testing (RT): X-ray examination of critical welds and components
  • Ultrasonic Testing (UT): Volumetric inspection of welds and base materials
  • Liquid Penetrant Testing (PT): Surface discontinuity detection
  • Magnetic Particle Testing (MT): Ferromagnetic material surface and near-surface defect detection
  • Hardness Testing: Rockwell, Brinell, and Vickers hardness verification
  • PMI (Positive Material Identification): Spectroscopic verification of material chemistry
Stainless steel heat exchanger shell fabricated by Inland Mechanical, Richland WA

Heat Treatment & Processing:

  • Post-weld heat treatment (PWHT) in accordance with ASME requirements
  • Stress relief heat treatment
  • Solution annealing for corrosion-resistant alloys
  • Complete heat treatment documentation and chart recording
Rolled vessel shell sections at Inland Mechanical's fabrication shop in Richland, WA

Quality Assurance & Documentation:

  • NQA-1 nuclear quality assurance program
  • ASME code data report preparation (U-1, U-2, U-3, PP-1)
  • National Board registration and stamping
  • Complete material traceability packages
  • Weld procedure and welder qualification records
  • Dimensional inspection reports and CMM data
  • Material test reports (MTRs) and certifications
Process piping and instrumentation installation by Inland Mechanical, Richland WA

Certifications & Registrations:

  • ASME U, R, and PP Certificate Holders
  • NQA-1 Nuclear Quality Assurance Level 1
  • National Board Commission Holder (R stamp)
  • ISO 9001-adjacent quality management systems
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