ACFM

Standards & Compliance

• ASME BPVC Section V Article 8 compliant inspection procedures
• Inspection methodologies aligned with ASTM E309 and ISO 15548-1
• Compliance with applicable API inspection requirements
• Validated data acquisition and interpretation practices
• Code-compliant inspection documentation and reporting

Inspection Methodology

• Detection of surface and near-surface discontinuities
• Monitoring of corrosion, wall loss, and material degradation
• Inspection of conductive materials, welds, piping, and structural components
• Applicable during fabrication, maintenance, shutdown, and in-service inspections
• Support for corrosion management and asset integrity programs

Calibration & System Validation

A key aspect of our methodology is calibration and validation of system performance prior to inspection activities. This ensures dependable signal interpretation, accurate defect detection, and repeatable inspection performance under actual field conditions.

• Conductivity reference blocks for instrument calibration
• Artificial defect standards including slots and EDM notches
• Lift-off reference shims for probe response verification
• PEC calibration plates with known wall loss conditions
• Verification of instrument calibration and probe sensitivity
• Validation of signal interpretation and repeatability
• Compensation checks for lift-off and coating thickness variations

Conventional Eddy Current Testing (ECT)

• Detection of surface and near-surface cracks and corrosion
• Inspection of heat exchanger tubes and conductive components
• Rapid scanning capability with high sensitivity to small defects
• Suitable for aerospace, fabrication, and industrial applications

Pulsed Eddy Current (PEC)

• Inspection through coatings, insulation, and fireproofing without removal
• Detection and monitoring of corrosion under insulation (CUI)
• Assessment of wall thinning in carbon steel structures and piping
• Applicable for tanks, pipelines, and offshore structures

Alternating Current Field Measurement (ACFM)

• Detection and sizing of surface-breaking cracks without coating removal
• Depth and length sizing capability for defect characterization
• Suitable for offshore structures, weld inspections, and subsea applications
• Reliable crack monitoring in challenging operational environments

Inspection Controls & Best Practices

• Proper probe selection and frequency optimization based on application requirements
• Control of surface condition, lift-off, and environmental influences
• Verification of data acquisition parameters and signal quality
• Use of advanced software tools for data analysis and interpretation
• Accurate reporting with defect characterization and corrosion assessment

Industry Applications

• Oil & Gas and Petrochemical Facilities
• Marine and Offshore Structures
• Power Generation and Process Industries
• Heat Exchangers, Pipelines, and Storage Tanks
• Infrastructure and Heavy Engineering Projects

Why Choose AIE?

By integrating advanced electromagnetic inspection technologies with robust calibration and validation practices, AIE delivers highly sensitive, reliable, and code-compliant Eddy Current Testing solutions. Our methodology enhances early defect detection, improves corrosion monitoring capability, and supports long-term asset integrity and operational reliability.