Petroline Engineering
Corrosion Protection Solutions for OLNG Infrastructure

CorrosionProtection

Comprehensive corrosion protection systems engineered to extend the operational life of onshore LNG infrastructure — from buried pipelines to aboveground process equipment and storage facilities.

Our certified teams apply proven coating, cathodic protection, and monitoring technologies meeting NACE, SSPC, and ASTM standards for aggressive LNG operating environments.

OUR PROTECTION SOLUTIONS

Anti-Corrosion Coating Systems

Anti-Corrosion Coating Systems
  • FBE, 3LPE & 3LPP external coating application
  • Cryogenic-grade coatings for LNG cold service piping
  • Abrasive blast to SSPC SP-10 and SP-6 standards
  • DFT measurement and holiday detection per NACE SP0188
  • Full coating condition assessment and inspection reporting

Cathodic Protection

Cathodic Protection
  • ICCP system design, supply, and installation for OLNG assets
  • Sacrificial anode systems for buried LNG distribution pipelines
  • CIPS, DCVG, and Pearson survey services
  • Cathodic protection monitoring and annual compliance reporting
  • Rectifier commissioning, calibration, and maintenance

Corrosion Monitoring

Corrosion Monitoring
  • UT thickness measurement and corrosion mapping programs
  • Corrosion rate calculation and long-term trend analysis
  • Corrosion coupon program design and management
  • Online real-time monitoring system integration
  • Integration with RBI and asset integrity management programs

Thermal Insulation Coatings

Thermal Insulation Coatings
  • Cryogenic insulation coatings for LNG transfer piping
  • Passive fire protection (PFP) spray coating systems
  • CUI prevention and insulation condition inspection
  • ASTM E119 fire-rated spray insulation systems
  • Hot face and cold face insulation for process equipment

Coating Inspection & QA

Coating Inspection & QA
  • Holiday detection per NACE SP0188 for OLNG pipelines
  • Adhesion pull-off testing to ASTM D4541
  • Wet film and DFT measurement logging
  • Third-party inspection coordination and witness testing
  • Full QA documentation package for OLNG operator handover

OUR CAPABILITIES

FBE / 3LPE Coating
FBE / 3LPE Coating
Cathodic Protection
Cathodic Protection
Corrosion Monitoring
Corrosion Monitoring
Thermal Insulation Coating
Thermal Insulation Coating
Coating Inspection QA
Coating Inspection QA
Passive Fire Protection
Passive Fire Protection

Our Commitment

We are committed to delivering pipeline construction projects that meet the highest standards of safety, quality, and responsibility.

Zero Harm

Safety is our highest priority

Quality Assured

Built right, the first time

On-Time Delivery

Reliable execution, on schedule

Environmental Care

Minimizing impact, protecting tomorrow

Project Types

  • Greenfield Pipeline Construction
  • Brownfield Pipeline Expansion
  • Pipeline Replacement & Rehabilitation
  • Facility Piping & Interconnection
Construction Project Team

EXPERIENCED. EQUIPPED. TRUSTED.

Backed by a skilled workforce, proven methodologies, and advanced equipment, we deliver pipeline construction solutions that energize progress and build a sustainable future.