OILFIELD SUPPLIES & SERVICES

Recognised suppliers of oilfield products and services

Nasser Al Jaber Contracting (NAJCO) is committed to be a recognized supplier of products and services providing goods and services of the highest standards and meet the needs of the Oil & gas industry in Qatar.

NAJCO has team of experienced engineers and technicians with several years of experience working in various projects in Qatar and GCC countries to take up projects and service contracts to complete them on time. Our team has worked with various EPC contractors to seamlessly join hands with them to meet the quality standards set by the major operating companies and their consultants.

NAJCO provides services and products to the Oil & Gas, Power & Water, Ship Building and Infrastructure Industry. We have created a platform for certified and proven international manufacturers to promote, supply & support their products in Qatar. NAJCO is associated with various construction, maintenance & specialized service providers with a proven track record to provide the technology, expertise and supervision to render these services in Qatar.

Pipeline Construction and Pre Commissioning

We have a team of highly qualified, experienced and dedicated engineers, welders, fabricators and other technicians capable of undertaking Fabrication, Revamping jobs.

Fabrication and Erection of Plant Piping
Fabrication & Erection of Structural Steel Works
PIPELINE Construction and Pre Commissioning
Cleaning, Pigging & Gauging
Hydro test & Leak Test
Air Drying

Erection, alignment and commissioning of mechanical equipment (static & rotary)

Pressure vessels, heat exchangers, boilers, tanks, drums, towers, column, stacks with the   reuired steel structure platforms, ladders, steel frames, Leveling , alignment , connections and grouting.
Pumps, Gas turbine a compressors the work include alignment, balancing,  shafts alignment, belts ,cooling and lube systems ,piping connectionthe installation procedures are prepares to comply the international code and standards.
Rotary equipment maintenance including replacing of bearing, seals , impellers , balancing, shafts alignment, belts ,cooling and lube systems

Construction and Maintenance of MARINE Vessels

Hull painting, plating, piping and structural repairs and replacement
Fabrication and commissioning of pipeline systems
Blasting, Painting, Insulation, Carpentry and Cleaning services

Composite Tank Repair

Composite Repair of Tanks panels
Repair of Pontoons of Floating Roof Tanks
Anti-Corrosive Coatings for harsh Environment
Sealing of Pitting and Leaking Weld areas

Composite Pipe Repair

Composite Repair in High pressure pipes
Composite encapsulation of Clamp
Underwater Structural Component Repair
Riser Repair
Splash Zone Repair

Advanced Protective Coatings

Under Water & wet Surface Coatings
Epoxy Polymer Based Thermal Intumescent Coatings
Marine & Offshore Maintenance Coatings For use in adverse conditions
Seamless Flooring & Vinyl Asbestos Tile Encapsulation
Abrasion Resistant Concrete Surface Coatings

Valve Maintenance Services

On-Site Valve Specialist Services
New Valve Commissioning
Emergency Valve Sealing
Valve Integrity
Valve & Actuator Repairs
Body Draining and Flushing
Pressure Testing

Staffing Services – Engineers & Technicians

We mobilize skilled employees for Shutdowns and turn arounds maintenance or Ship Repair.

Pipeline Engineers and Supervisors, QA/QC Engineers, Safety officers, Welding Inspectors etc.
CS,DSS, SS & Specialized Metal welders
Fabricators, Fitters, Mechanical technicians
Instrumentation & Electrical Technicians
Finishing carpenters, Painters & Blasters

Pipeline Repair & Maintenance Products

LEAK REPAIR CLAMPS

MOC Carbon Steel with Buna ‘N’ / Viton Seals
Sizes: 1” NB to 48” NB
Pressure Rating: #150 to 1500
Specification: API-6H
Application: Sealing leaks on Onshore and offshore pipelines

PIN HOLE LEAK REPAIR CLAMPS

MOC: Stainless steel / carbon steel with Buna ‘N’/ Viton seals
1” to 48” NB
Up to #900
Application: Sealing Pin Hole Leaks

Pig Barrels & Quick Opening Closures

SCRAPER BARRELS WITH CLOSURE (Launcher-Receiver)

MOC: Carbon steel / Stainless Steel
Sizes: 2” NB to 36” NB
Pressure Rating: # 150 to #1500
API-6H, ASME SEC VIII DIV –I, ANSI B31.4/31.8
Application: Launching & Receiving Pigs

Scraper Launcher With Receiving Skid With Valves

MOC: Carbon Steel / stainless steel
Sizes: 2” to 30” NB
Pressure rating #150 to # 1500
Specifications: API-6H, API-6D, ANSI B31.3 / 31.4
Applications: Launching & receiving pigs

Pig Barrels & Quick Opening Closures

SCRAPER BARRELS WITH CLOSURE (Launcher-Receiver)

MOC: Carbon steel / Stainless Steel
Sizes: 2” NB to 36” NB
Pressure Rating: # 150 to #1500
API-6H, ASME SEC VIII DIV –I, ANSI B31.4/31.8
Application: Launching & Receiving Pigs

Pig Barrels Extension Barrels

MOC: Carbon Steel / Stainless Steel
SIZES: 2” to 36” NB
Pressure Rating: # 150 to # 600
Function: To extend barrels for Intelligent pigging.

Pigging Products

BI DIRECTIONAL PIGS

MOC: carbon steel, Stainless Steel bodies with Polyurethane Discs
Sizes: 2” NB to 48” NB
Disc material: Polyurethane / Viton
Attachments: Cups, Brushes, Gauge plates, Magnets
Application: Batching, Cleaning, Gauging

Commisioning Pigs

Carbon Steel / Stainless steel bodies with Polyurethane Discs & Cups
Sizes: 4” NB to 48” NB
Materials: Polyurethane / Viton / Neoprane / Buna ‘N’
Application: Commissioning of pipeline

Foam Pigs

MOC: Polyurethane Foam & Polyurethane Elastomer
Sizes: 1”NB to 48” NB
Density12 kg/m3 to 120 kg/m3
Abrasive bands, Wire Brush Elastomer coating
Application: Cleaning, Filling, Displacement

Speciality Pigs

MOC: Foam, Polyurethane, Carbon steel
Sizes: 1”NB to 48” NB
Types: Bypass, Shunt, Pin Wheel, Gauging, Cleaning and Magnetic Composite Pig

Flexi Pigs

MOC: Polyurethane / Buna ‘N’ / Viton / Silicone Rubbers
2” to 18” NB
Application: Batching / Fluid displacement

Pig Signalers

MOC: Stainless Steel 304/316, Viton Seals
Type: Remote / Local
Accessories: Isolation valves / Limit switch / Audio Woofers Retraction tool
Pressure Rating: # 150 to # 1500

Exotic Material Pipes Fitting& Flanges

PIPES & TUBERS – Duplex, Super Duplex, 6% Moly, Nickel Alloys N08825 & N06625 from stock. Sizes 0.5’’ – 60’’ (15mm – 1500mm), Schedule 10s – XXS
FLANGES – Duplex, Super Duplex and 6% Moly Sizes 0.5’’ – 60’’ (15mm – 1500mm) Schedule 10s – XXS B16.5 + B16.47 API 6A
FITTINGS – Duplex, Super Duplex and 6% Moly, Sizes 0.5” – 60” (15mm – 1500mm) Schedule 10s – XXS B16.9 + MSS SP43 + B16.11
SPECIALS – Nipoflanges, Barred Tees, Weldoflanges, Spectacle Blinds, Spades, Long Weldnecks