NON-METALLIC DIVISION

At Petrol and Gas Construction, our Non-Metallic Division is the cornerstone of our dedication to delivering cutting-edge industrial solutions. With a focus on sustainability, durability, and innovation, we specialize in advanced non-metallic systems designed to meet the unique challenges of the oil, gas, and industrial sectors.

Our team of highly skilled engineers and technicians is committed to delivering precision-driven solutions that surpass client expectations. We utilize advanced materials and adhere to strict safety and quality standards, ensuring every project is executed efficiently and within budget.

Whether it's system installation, repair, or maintenance, the Non-Metallic Division of Petrol and Gas Construction is your trusted partner for innovative and reliable non-metallic solutions.

Our Expertise

Design and Engineering:

  • Customized design of composite piping systems to meet specific project requirements.
  • Engineering solutions for high-pressure, high-temperature, or chemically aggressive environments.
  • Stress analysis and compatibility checks with existing systems.

Fabrication:

  • Prefabricated spools for easy installation on-site.
  • Integration of GRP components with metallic systems using hybrid solutions.

Installation:

  • On-site installation of GRP piping networks in industrial facilities.
  • Routing and alignment of pipes for optimal flow and minimal pressure loss.
  • Ensuring proper support and anchoring systems for lightweight GRP materials.

Repair and Maintenance:

  • Repair of damaged GRP pipes, such as patching, relining, or joint reinforcement.
  • Scheduled maintenance to ensure system integrity and performance.
  • Cleaning and inspection to remove buildup or identify wear.

Inspection and Testing:

  • Non-destructive testing (NDT) techniques, such as acoustic emission testing or ultrasonic testing, to assess pipe integrity.
  • Hydrostatic and pneumatic pressure testing to ensure system reliability.
  • Visual inspections for signs of delamination, cracking, or leaks.

Chemical Resistance Lining:

  • Internal lining of GRP pipes to enhance chemical resistance.
  • Application of protective coatings to extend the lifespan of GRP systems.

Retrofitting and Upgrading:

  • Replacement of existing metallic or traditional piping with GRP systems for improved performance.
  • Upgrading systems to meet modern standards and operational needs.

1. Design and Engineering:

  • Customized designs tailored to specific operational environments and chemical exposures.
  • Engineering analysis to determine the best combination of thermoplastic and GRP/FRP reinforcement for required strength and chemical resistance.
  • Finite element analysis (FEA) for stress and load performance.

2. Fabrication:

  • Integration of thermoplastic liners (e.g., PVC, CPVC, PP, PVDF, ECTFE) with GRP/FRP exteriors.
  • Production of custom components like ducts, scrubbers, and headers.

3. Installation:

  • On-site assembly and installation of dual laminate piping and equipment.
  • Joining and welding of thermoplastic liners and lamination of GRP/FRP layers for seamless construction.
  • Integration with existing systems, including metallic and non-metallic components.

4. Repair and Maintenance:

  • On-site or off-site repairs for damaged or degraded dual laminate components.
  • Patching and relining of thermoplastic liners without compromising the GRP/FRP structure.
  • Regular maintenance programs to extend service life and prevent failures.

5. Inspection and Testing:

  • Non-destructive testing (NDT) to assess the structural integrity of dual laminate equipment.
  • Testing for liner adhesion, delamination, and leaks using ultrasonic or acoustic methods.
  • Hydrostatic pressure testing to ensure system reliability.

6. Tank and Vessel Solutions:

  • Fabrication of dual laminate tanks for storage of corrosive chemicals, acids, and solvents.
  • Custom designs for vertical, horizontal, and double-walled tanks.
  • Internal linings resistant to specific chemicals with GRP/FRP outer shells for structural strength.

7. Piping Systems:

  • Design and fabrication of dual laminate piping for handling corrosive and high-temperature fluids.
  • Fabrication of GRP/FRP pipe spools for on-site installation.
  • Components for various joining methods, including flanges and butt fusion welding.

1. Surface Preparation:

  • Proper preparation to ensure effective bonding of linings and coatings.
  • Techniques include:
    • Abrasive blasting (sandblasting, shot blasting) to remove rust, scale, and old coatings.
    • Chemical cleaning to eliminate grease, oil, and contaminants.
    • High-pressure water jetting for cleaning and surface profiling.

2. Industrial Coating Application:

  • Protective Coatings: Application of epoxy, polyurethane, or zinc coatings for corrosion resistance.
  • Thermal Coatings: Application of heat-resistant or insulating coatings for high-temperature environments.

3. Rubber Lining Services:

  • Natural and Synthetic Rubber Linings:
    • Applied to tanks, vessels, and pipes to resist abrasion and chemical attacks.
  • Applications:
    • Acid and chemical storage tanks.
    • Water treatment plant equipment.
    • Mining and slurry pipelines.

4. Anti-Corrosion Lining Systems:

  • Linings specifically designed to protect against corrosion in extreme environments:
    • Acid-resistant linings for chemical plants.
    • Marine coatings for offshore structures and vessels.

5. Concrete Protection Linings:

  • Epoxy and Polyurethane Linings:
    • Applied to concrete tanks, bunds, and floors for chemical and water resistance.
  • Cementitious Coatings:
    • For water tanks and wastewater facilities to provide waterproofing and durability.

6. Tank and Vessel Linings:

  • Internal Tank Linings:
    • For chemical, oil, and water storage tanks.
    • Rubber or FRP linings to prevent leaks and corrosion.
  • External Coatings:
    • Protective coatings to shield against weather and UV damage.

7. Pipeline Coating and Lining:

  • Internal Linings:
    • To reduce friction, resist corrosion, and prevent contamination.
  • External Coatings:
    • For underground or underwater pipelines, protecting against soil and water corrosion.

8. Inspection and Testing:

  • Coating Thickness Testing: Ensures the proper application of linings and coatings.
  • Adhesion Testing: Verifies bond strength between the coating and the substrate.
  • Visual and NDT Inspections: Identifies defects like pinholes, cracks, or delamination.

9. Maintenance and Repair:

  • Periodic maintenance to restore protection.
  • Repairs made to identify early signs of wear and prevent failures.

1. Pipeline Repairs:

  • Repair of external corrosion, dents, cracks, or leaks in pipelines.
  • Strengthening of pipelines to withstand higher pressure or extend service life.
  • Wrapping solutions for onshore, offshore, and buried pipelines.

2. Tank and Vessel Repairs:

  • Reinforcement of tanks with thinning walls due to corrosion.
  • Repair of localized damage like pitting, holes, or cracks.
  • Restoring structural integrity without hot work, reducing downtime.

3. Leak Containment:

  • Emergency containment of active leaks using composite wraps combined with sealants.
  • Temporary and permanent repairs to avoid operational downtime.
  • Suitable for high-pressure and chemical environments.

4. Corrosion Protection:

  • Wrapping corroded areas to prevent further degradation and restore mechanical strength.
  • Long-term protection in highly corrosive environments (e.g., chemical plants, marine).

5. High-Pressure Applications:

  • Reinforcement of systems operating under high pressure, such as oil and gas pipelines.
  • Composite wraps designed to meet or exceed original pipeline pressure ratings.

6. Heat-Resistant Composite Wraps:

  • Repairs for components exposed to high temperatures, such as boilers or exhaust systems.
  • Use of heat-resistant composite materials for long-lasting performance.

7. Emergency Repairs:

  • Rapid mobilization of teams for critical repairs to prevent system failure.
  • Use of quick-curing composite systems for minimal downtime.

8. Custom Fabrication and Design:

  • Tailored composite repair solutions to meet specific size, shape, and operational conditions.
  • Fabrication to ensure compliance with industry standards (e.g., ASME PCC-2, ISO 24817).

1. Visual Inspections:

  • Purpose: Identifying visible damage such as cracks, delamination, discoloration, or leaks.
  • Applications:
    • Routine checks for tanks, pipes, and linings.
    • Surface inspection for structural wear or signs of degradation.

2. Lining and Coating Inspections:

  • Purpose: Checking for defects such as blistering, peeling, or cracking in rubber or epoxy linings.
  • Applications:
    • Tank and vessel linings in corrosive environments.
    • Pipeline coatings in chemical or marine applications.

3. Repairs and Refurbishment:

  • Services:
    • Patching damaged linings using compatible materials (e.g., rubber, FRP patches).
    • Reapplying coatings or re-lining tanks and pipelines.
    • Repairing delaminated or cracked composite structures.
  • Applications:
    • Restoring damaged tanks, vessels, and piping systems.

4. Documentation and Compliance:

  • Services:
    • Preparing inspection reports and certifications.
    • Ensuring compliance with industry standards like ASTM, ISO, or ASME.
  • Applications:
    • Quality assurance for tanks, pipes, and other non-metallic equipment.

5. Emergency Maintenance:

  • Services:
    • Rapid response for leaks, structural failures, or other critical issues.
    • Temporary fixes like composite wraps or rubber patches until permanent repairs can be made.
  • Applications:
    • Chemical plants, water treatment systems, and industrial pipelines.

Select a service to view detailed information.

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