Saj Engineering & Trading Company is established in 1998 to provide the Non-Destructive Testing (NDT) and Condition Monitoring (CM) solution in Bangladesh industrial Market. Since then we are providing the NDT and CM solution in different types of industries like power generation, fertilizer, chemical, aviation shipbuilding, gas production and distribution, cement, welding, paper, sugar, pharmaceuticals, research and educational institutions. For the automobile and industrial market we are supplying lubricants, filter, radiator and spark plug. For our products we represent the most renowned manufacturers in the world. As we have all sorts of latest NDT and CM products we have developed an industrial inspection service provider under the name of Saj Industrial & Inspection Company. And till now we have completed 60 Projects successfully and some projects is in our hand.

1. www. sajetc.com

2. www. sajetc.com
SAJ Industrial & Inspection Company is sister concern of SAJ Engineering & Trading
Company. It is established in 1998 to provide the Non-Destructive Testing (NDT) and
Condition Monitoring (CM) solution in Bangladesh industrial Market. Since then we are
providing the NDT and CM solution in different types of industries like power generation,
fertilizer, chemical, oil & gas, aviation, shipbuilding, gas production and distribution, cement,
welding, paper, sugar, pharmaceuticals, research and educational institutions.
Non-Destructive Testing and Condition Monitoring technology is the major component of
Predictive Maintenance (PdM). Till now we have completed 70 inspection projects in
Bangladesh.

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Industrial Services:
We have the full range of Non Destructive Testing (NDT) and Condition Monitoring (CM)
services. We are using world latest and renowned manufacturer’s technology for our services.
Our Industrial Services are
1. Non-Destructive Testing (NDT) Service
2. Condition Monitoring Service
3. Pre-Engineering Steel Structure Building Inspection.
4. Training and Consultancy Services
Non-Destructive Testing (NDT) Services:
1. Industrial Endoscopic/Video Borescopic Inspection
2. Advanced Ultrasonic Phased Array Flaw Detection
3. Conventional Ultrasonic Flaw Detection
4. Ultrasonic Thickness Gauging
5. Radiography Testing
6. Penetrant Testing
7. Magnetic Particle Testing
8. Hardness Testing
9. Coating Thickness Measurement
10. Eddy Current Testing
Condition Monitoring Services:
The object of 'Condition Monitoring (CM)' is to reduce the unplanned shutdown and speed
loss, Extend machine life and to find the root cause of failure in your machine, reducing
overall bearing and spare parts consumption.
The Condition Based Monitoring Cover following areas:
1. Vibration Analysis
2. Dynamic Mass Balancing
3. Oil Analysis
4. Thermography
5. Laser Shaft Alignment (Upcoming)
6. Ultrasound Analysis (Upcoming)
Our Vibration Analysis Services are:
1. Routine Vibration Analysis
2. Vibration Base Line Development
3. Dynamic Mass Balancing

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Our Oil Analysis service parameters:
1. Viscosity (cSt)
2. Total Acid Number (TAN) (mg KOH/g)
3. Total Base Number (TBN) (mg KOH/g)
4. Water content (ppm)
5. Oxidation (abs/mm2)
6. Alien fluid (%)
7. Anti-Oxidant Additive (%)
8. Anti-wear Additive (%)
9. Nitration (abs/mm2)
10. Sulfation (abs/mm2)
11. Soot (%)
12. Glycol/Antifreeze (%)
IR Thermography Service
A very impressive technology, that is non-destructive, non contact, fast & does not affect the
production process. Thermography is a type of infrared imaging science that using to identify
variations in temperature and heat sources in day or night. The infrared camera allows us to
see what our eyes cannot!
We are using this unique technology for,
1. Detecting loose or corroded electrical connections
2. Detecting Electrical unbalance and overloads
3. Inspecting electric motors
4. Inspecting Industrial gearboxes & Coupling
5. Inspecting bearings and moving components
6. Locating Levels In Tanks, Vessels & Silos
7. Monitoring transformers
8. Inspecting process industry to find leakages, blockages
9. Inspecting insulation efficiency, etc.
Steel Structure Building Inspection:
Visual Inspection:
Visual Inspection by a AWS (American Welding Society) Certified Welding Inspector after the
welding to ensure the welding quality as per AWS D1.1 (American Welding Society) Standard.
Inspection Zone: 100% of All Weld.
Findings: Surface Crack, Blowhole, Undercut, Welding mismatch, Burn Through, Corner Melt,
End Melt, Concave/Convex of Fillet Weld, Incomplete Fusion, Incomplete Penetration,
Roughness, Undersize Filler Weld, Proper Welding Method, Under fill, Offset, Arc Strikes,
Fabrication Scars, Spatter
Dimension Check:
Dimension check by an engineer to ensure the correct measurement of steel member, anchor
bolt hole, stiffener, clids etc according to the drawing.
Inspection Zone: All Steel Structure Members.
Findings:
1. Steel Member Length

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2. Steel Plate Thickness
3. Anchor Bolt Hole Diameter
4. Anchor Bolt Hole to hole centre distance
5. Clid Measurement
6. Stiffener Measurement
Dye Penetrant Test:
Dye Penetrant Testing with Magnaflux DPT Chemicals by an ASNT DPT Level-II engineer and
Imagery Interpretation Report.
Inspection Zone: 15% of All Fillet Weld.
Findings: Very small surface Crack, Small Blowhole, Undercut.
Ultrasonic Test:
Ultrasonic Flaw detection with Advanced Ultrasonic Phased Array Flaw Detector by an ASNT UT
Level-II Engineer and S-Scan Imagery Interpretation report.
Inspection Zone: 100% of All Butt Weld
Findings:
1. Internal Defect of Butt Joint
2. Butt Joint Internal Crack
3. Butt Joint Internal Porosity
Training and Consultancy Services:
For our customer we are providing training and consultancy services on Non-Destructive Testing
(NDT) and Condition Monitoring Technology. Every year for the industrial engineering
manpower development and knowledge sharing we are arranging seminars, exhibition,
presentation and demonstration.
Day Long Programs:
1. Presentation and Demonstration on Non-Destructive Testing (NDT) Technology.
2. Presentation and Demonstration on Condition Monitoring Technology.
Training Programs on Non-Destructive Testing (NDT):
1. Fundamentals of NDT
2. Training on Video-Borescope
3. Training on Ultrasonic Thickness Gages
4. Training on Ultrasonic Flaw Detector
5. Training on MagneticParticleTesting Equipment
Training Programs on Condition Monitoring (CM):
1. Basics of Vibration Analysis
2. Vibration Analysis ISO Category Level I
3. Training on Vibration Analysis Equipments
4. Basics of Oil Analysis
5. Training on Oil Analysis Equipment
6. Basics of Thermal Analysis
7. Training of Infra-Red Thermal Camera

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Our Using Equipment List:
SL.
No.
Name of the Product Equipment Description Quantity
1. Advanced Phased Array Ultrasonic Flaw
Detector (S-Scan and C-Scan) with TOFD
Scanner
Model: OmniScan SX (PA)
Brand: Olympus
Origin: USA
1 Unit
2. Phased Array Ultrasonic Flaw Detector with S-
Scan and Encoded C-Scan
Model: EPOCH 1000i
Brand: Olympus, Origin: USA
2 Units
3. Conventional Ultrasonic Flaw Detector Model: EPOCH LTC & EPOCH 600
Brand: Olympus, Origin: USA
2 Units
4. Advanced Ultrasonic Thickness Gage Model: 38DL PLUS
Brand: Olympus, Origin: USA
1 Unit
5. Ultrasonic Thickness gage Model: 45 MG
Brand: Olympus, Origin: USA
1 Unit
6. Magnetic Yoke Model: Y-7
Brand: MagnaFlux
Origin: India
2 Units
7. UV Light Model: ZB 100F
Brand: MagnaFlux
Origin: India
2 Units
8. Advanced Industrial Video-Borescope Model: IPLEX SA II
Brand: Olympus, Origin: Japan
1 Unit
9. Industrial Endoscope Model: IPLEX UL
Brand: Olympus, Origin: Japan
1 Unit
10. Portable X-Ray Generator with Control Unit Panoramic SITE X
Brand: IcM, Origin: Belgium
2 Units
11. Gamma Projector GammaMat TSI/1 1 Unit
12. Source Ir-132 1 Unit
13. Vibration Analyzer and Balancing Unit Model: CSI 2140
Brand: Emerson Process Management
Origin: USA
1 Unit
14. Thermal Imaging Camera Model: Fluke Ti 32
Brand: Fluke, Origin: USA
1 Unit
15. Portable Hardness Tester Model: IPX 330
Brand: Bowers Metrology
Origin: China
1 Unit
16. Coating Measurement Gage Model: IPX 302
Brand: Bowers Metrology
Origin: China
1 Unit
17. FT-IR Oil Analyzer Model: FluidScan Q1000
Brand: Spectro Scientific
Origin: USA
1 Unit
18. Portable Viscosity Meter Model: Spectro ViscQ3000
Brand: Spectro Scientific
Origin: USA
1 Unit
19. Field Communicator Model: 475 HART and Foundation
FieldBus
Brand: Emerson, USA
1 Unit

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Our Completed Project:
1. Ghorashal Power Plant (Unit-2)
Inspected Object: Boiler
Using method: Phased Array UT, Magnetic
Particle Test, DPT, Hardness Test.
Contractor: Technoprome Export (Russia)
In this inspection we used Advanced Phased Array
Ultrasonic Testing (PAUT) for boiler tube and other
components welding inspection in lieu of
Radiography Test
2. Khulna Power Plant (PDB)
Inspected Object: Boiler
Inspection Method: Phased Array UT & MPI
3. Meghnaghat Power Plant (Pendeker
Energy)
Project Name: Restortion of 190MW Power Plant
Inspected Object: Welding Joint of Process
Piping
Method: Phased Array UT and Dye Penetrant
Test
In this inspection we used Advanced Phased Array
Ultrasonic Testing (PAUT) for boiler tube and other
components welding inspection in lieu of
Radiography Test
4. Radiography Test in Meghnaghat Power
Plant
Project Name: Restortion of 190MW Power Plant
Inspected Object: Welding Joint of Process
Piping
Method: Radiography Test

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5. Summit Meghnaghat Power Plant Under GE
Inspected Object: Turbine Combustion Chamber,
Filter System, Aotomizing Air Syem
Inspection Method: Video-borescopic Inspection &
Phased Array UT
Contractor: GE
6. Shiddirganj EGCB Power Project Under GE
Inspected Object: Turbine Combustion Can
Inspection Method: Video-borescopic Inspection
Contractor: GE
7. Sirajganj Power Plant
Inspected Object: Turbine Combustion Chamber
Inspection method: Video-borescopic Inspection
8. Linde Bangladesh
Inspected Object: Nitrogen Tube
Inspection method: Video-borescopic Inspection
9. Army Aviation
Inspected Object: Fighter Engine
Inspection method: Video-borescopic Inspection
10.Samuda Chemical Limited
Inspected Object: Chemical Pipe
Inspection method: Corrosion Mapping by Phased
Array UT

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11.Modern Erection Limited
Inspected Object: Boiler
Inspection method: Phased Array UT
12.Meghnaghat Power Limted (Under BV)
Inspected Object: Crane
Inspection method: MPT, DPT
13.Rawjan Power Plant
Inspected Object: Boiler
Inspection method: Phased Array UT, MPT
14.United Engineering & Power Services
Ltd.
Analysis Object: Generator Set
Method: Vibration Analysis
15.Fresh Cement
Analysis Object: Cement Mill, Air Separator
Method: Vibration Analysis
16.Cemex Cement
Inspected Object: Ball Mill, Separator, Crane,
Girth Gear
Inspection method: Phased Array UT, DPT
17.Haripur Power Limted (Power Tek)
Inspected Object: Turbine Casing
Inspection method: MPT, DPT
18.Engine Base Power Plant
We have provided our services in many
engine base power plant such as, Quantum
Power System, Everest Power Gen.
Company, Shun Shing Power Co., Rolls
Royce Engine, Energy Pac Engine, Midland
Power, Unique Power Plant, Akij Cement
Power Plant etc.

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19. Bangladesh Gas Field
Inspected Object: High Pressure Gas Pipe
Line
Inspection method: Advanced Phased
Array UT (C-Scan)
In this inspection we used Advanced Phased
Array Ultrasonic Testing (PAUT) C-Scan for
welding inspection in lieu of Radiography Test
20.Bhola Power Plant (VERL)
Inspected Object: Gas Pipe Line, Turbine
Blade
Inspection method: Advanced Phased
Array UT (C-Scan) and Video-Borescopic
Inspection
In this inspection we used Advanced Phased
Array Ultrasonic Testing (PAUT) C-Scan for
welding inspection in lieu of Radiography Test
21. BAPEX Shahbajpur Gas Plant
Inspected Object: High Pressure Gas Pipe
Line
Inspection method: Advanced Phased
Array UT (C-Scan)
In this inspection we used Advanced Phased
Array Ultrasonic Testing (PAUT) C-Scan for
welding inspection in lieu of Radiography Test
22. Ashuganj Power Station Company
Inspected Object: Boiler Tube
Using method: Phased Array UT

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23. Santos Sangu Gas Field
Inspected Object: Onshore and Offshore Tank and
vessel
Inspected Method: IR Thermography for Tank and
vessel Level Check
24.Eastern Refinery Ltd.
Inspected Object:
Tank and vessel
Inspected Method: IR Thermography for Tank and
vessel Level Check
25.200 Garments Factory
Inspected Object: Electrical System
Inspected Method: IR Thermography for Electrical
Anomaly Check

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26.Isolux Corsan Bangladesh
Inspected Object: Steel Structure Building
Inspected Method: Visual Inspection, Dimension
Check, Phased Array UT, DPT
27.KDS Garments
Inspected Object: Steel Structure Building
Inspected Method: Visual Inspection, Dimension
Check, Phased Array UT, DPT
28.British American Tobacco
Inspected Object: Steel Structure Building
Inspected Method: Visual Inspection, Dimension
Check, Phased Array UT, DPT
29.Shanta Properties
Inspected Object: Steel Structure Building
Inspected Method: Visual Inspection, Dimension
Check, Phased Array UT, DPT
30.TSK Electronica (Spain)
Inspected Object: Power Plant Steel Structure
Inspected Method: Visual Inspection, Dimension
Check, Phased Array UT, DPT

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31.Khulna Shipyard
Inspected Object: Class Ship
Inspected Method: Advanced Phased Array S-Scan
and C-Scan
Ship Class: RINA
In this inspection we used Advanced Phased Array
Ultrasonic Testing (PAUT) C-Scan for ship welding
inspection as a replacement of Radiography Test.
32.Narayangang Dockyard & Engineering
Inspected Object: Coast Guard Boat
Inspected Method: Advanced Phased Array S-Scan
and C-Scan
Ship Class: BV
In this inspection we used Advanced Phased Array
Ultrasonic Testing (PAUT) C-Scan for ship welding
inspection as a replacement of Radiography Test.
33.Three Angle Ship Building
Inspected Object: Class Ship
Inspected Method: Advanced Phased Array S-Scan
and C-Scan
Ship Class: RINA
In this inspection we used Advanced Phased Array
Ultrasonic Testing (PAUT) C-Scan for ship welding
inspection as a replacement of Radiography Test.

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Training Services
1. Chevron Bangladesh
Name of the Course: Vibration Analysis ISO Category
Level-I, CSI 2130 Vibration Equipment & Analysis
Software
Course Duration: 9 days
2. Karnaphuli Fertilizer Company (KAFCO)
Name of the Course: CSI 2140 Vibration Equipment &
Analysis Software
Course Duration: 4 days
3. Meghnaghat Power Limited
Name of the Course: Basics of Vibration Analysis
Course Duration: 4 days
4. Ghorashal Training Center
Name of the Course: Application of Non-Destructive
Testing
Course Duration: 2 days
5. KAFCO
Name of the Course: Hands on training of Oil
Analyzer
Course Duration: 3 days
6. Training Institute for Chemical Industries
(TICI)
Name of the Course: Hands on training of CSI 2130
Vibration Analyzer
Course Duration: 2 days
7. Biman Bangladesh Airlines
Name of the Course: Training on Aircraft Video-Borescopic Inspection
Course Duration: 3 days
8. Bangladesh Boiler Authority
Name of the Course: Training on Phased Array UT Flaw Detector
Course Duration: 2 days

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Technical Personnel List with Qualification
SL
NO.
Name Academic
Qualification
NDT Qualification Years of
Experience
in NDT Field
1. Md. Mahmudul
Kabir
B. Sc. in Mechatronics
Engineering
ASNT Visual Testing (VT) Level-II
ASNT Ultrasonic Testing Level-II
ASNT Magnetic Particle Testing Level-II
ASNT Liquid Penetrant Testing Level-II
Training on Phased Array Ultrasonic Testing
(PAUT) from Olympus Singapore
6
2. Md. Shahin
Manjurul Alam
B. Sc. in Mechanical
Engineering
ASNT Ultrasonic Testing Level-II
ASNT Liquid Penetrant Testing Level-II
ASNT Radiography Testing Level-II
Vibration Analysis ASNT ISO Category Level-I
Training on Phased Array Ultrasonic Testing
(PAUT) from Olympus Singapore
5
3. Ferdous Kabir B. Sc. (pass) and MSS
in Economics
ASNT Ultrasonic Testing Level-II
ASNT Magnetic Particle Testing Level-II
ASNT Liquid Penetrant Testing Level-II
ASNT Radiography Testing Level-II
Training on Phased Array Ultrasonic Testing
(PAUT) from Olympus Singapore
10
4. Md. Imran Hasan
Pathan
B. Sc. in Mechanical
Engineering
AWS Visual Inspection
ASNT Visual Testing (VT) Level-II
ASNT Ultrasonic Testing Level-II
ASNT Magnetic Particle Testing Level-II
ASNT Liquid Penetrant Testing Level-II
ASNT Radiography Testing Level-II
5
5. Md. Anisur Rahman B. Sc. in Mechanical
Engineering
AWS Visual Inspection 5
6. Md. Masudur
Rahman
B. Sc. in Mechanical
Engineering
AWS Visual Inspection 7
7. Md. Faruk Hossain B. Sc (Pass) ASNT Ultrasonic Testing Level-II
ASNT Magnetic Particle Testing Level-II
ASNT Liquid Penetrant Testing Level-II
ASNT Radiography Testing Level-II
15
8. Mia Md. Shofiqul
Islam Sumon
Diploma in Mechanical
Engineering
B. Sc. in Mechatronics
Engineering (Continue)
ASNT Magnetic Particle Testing Level-II
ASNT Liquid Penetrant Testing Level-II 2
9. Md. Mahamadur
Rahman Sunny
M. Sc. ASNT TC Thermography Level - II 2
10. Md. Shahidul Islam B. Sc. in Mechanical
Engineering
Radiography Testing Level – I (ISO)
ASNT Visual Testing (VT) Level-II
ASNT Ultrasonic Testing Level-II
ASNT Magnetic Particle Testing Level-II
2

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ASNT Liquid Penetrant Testing Level-II
ASNT Radiography Testing Level-II
Vibration Analysis ASNT ISO Category Level-I
11. Md. Abdul Hannan Diploma in Power
Technology
B. Sc. in Electrical &
Electronic Engineering
(EEE) (Continue)
Basics of Welding (BITAC) 2
12. Amina Begum M. Sc. in Physics Foundation Course on NDT
UT Level –I (ISO)
2
13. Md. Hamiduzzaman B. Sc. in Mechanical
Engineering (Continue)
NDT Technician 2