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Specialized Inspection, Advanced NDT, Heat Treatment & Electrical Surface Heating Services

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SERVICES

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Advanced NDT

• AUT Girth Weld Inspection
• Automated Ultrasonic Testing (AUT)
• Close-Proximity Radiography
• 3D structured light corrosion analysis
• Radiographic Testing
• Digital Radiography
• Guided Wave Ultrasonic Testing
• Hardness Testing
• Magnetic Flux Leakage (MFL) Testing
• Magnetic Particle Inspection (MPI)
• Manual Ultrasonic Testing (UT)
• Penetrant Testing (PT)
• Phased Array (PAUT)
• Visual Testing (VT)

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Specialized Inspection

• RMS – C Scan corrosion mapping
• Eddy current Testing
• Metallographic Replication Services
• QSR – Quantitative short Range – Corrosion under supports
• Remote field Inspection
• Borescope Inspection
• Endoscopic Inspection
• IRIS Inspection
• Infrared Thermography
• Holiday Testing

• Positive Material Identification (PMI)
• Tank Floor Testing
• Time of Flight Diffraction (TOFD)

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Heat Treatment

• Pre and Post-Weld Heat Treatment:
• Electrical Resistance
• Combustion
• Induction
• Refractory Dry Out & Temporary Furnaces
• Electrical Surface Heating Division:
• Electrical Trace Heating (Raychem / Pyrotenax)
• Electrical Industrial Heating
• Pyrotenax Fire Survival Power Cables
• Chemical Industrial Leak Detection Systems
• Revowrap Composite Repair System

 

ABOUT

Our group of companies are proudly South African B-BBEE Level-2 51% Black Woman Owned. The benefits we provide to our clients are:

  • Hands-on Management: Local team of leaders to meet all client requirements.

  • Decentralization of Resources: Readily available consumables and specialized equipment at sites.

  • Ongoing Investment: Acquiring of State of the Art technology and equipment for plant inspections and testing with demonstrated, qualified techniques providing high quality cost effective solutions for our clients.

  • Highly Trained Personnel: We have over 550 local personnel that are highly trained and qualified.


We provide Heat Treatment, Electrical Surface Heating and Non-Destructive Testing Services to the following industries:

• Oil & Gas
• Power Generation
• Mining
• Construction
• Renewable Energy
• Petrochemicals
• Food and Beverage
• Chemical
• Refrigeration
• Steel
• Pharmaceutical
• Water Boards
• Engineering
• Pulp and Paper

1980

Year Established

550

Highly Skilled Personel

158

People Trained Internally

96

People Trained Through SAIW

 

PROJECTS

CLIENTS

 

CERTIFICATIONS

The management systems of each of our entities are approved and certified by Alcumus ISOQAR and are compliant with the requirements of: ISO 9001: 2015, ISO 14001:2015 , ISO 45001:2018.
This certification is an assurance of quality that covers the Safety, Health, Environmental and Quality Management System for the provision of Heat Treatment and Conventional/Advanced Non-Destructive Testing and Inspection Services.

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CONTACT

Inquiries

For any inquiries, questions or commendations, please enquiries@duicoa.co.za or complete the form below.

Contact Us

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Head Office

10B Angus Crescent, Longmeadow East, Modderfontein, Gauteng 1609.

Branch Manager:  Diresh Naicker – 072 865 1965
Managing Director:  Shaun Meerholz - 082 335 9447

FREE STATE

23 Pluto Street, Naledi, Sasolburg, 1947
Branch Manager – Christo Vosloo – 072 506 4000


MPUMALANGA

5A Albetros Secunda, 2302


Secunda and Sasol Conventional NDT
Branch Manager: Piet Swart – 082 322 3341


Secunda and Sasol Advanced NDT
Branch Manager: Larry van Deventer – 076 022 8264


Secunda and Sasol Heat Treatment
Branch Manager: Wimpie Naude – 082 411 6700


WESTERN CAPE
Unit 3, Alternator Park, 7 Alternator Avenue, Montague Gardens, Milnerton, 7441


General Manager: Yusuf Patel – 083 786 3533

Office Number: 021 100 3352

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