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Marine and Offshore Services

Leading NDT & ANDT Service provider in Singapore and South East Asia

our clients

Why Choose A-STAR ?

We are one of the Leading Service provider for Marine / Offshore industries providing various services like Manpower Outsourcing, Testing & Commissioning, Class Approved Hull Survey & Rope access & UTM gauging services, NDT & ANDT, Pre & Post weld Heat Treatment Services, QA/QC services and Diving and Underwater services.

We have well experience of working with most of the major clients in Singapore and this region. We have head office in Singapore and regional offices in  Malaysia, Indonesia, Myanmar, India, Bangladesh, UAE (Abu Dhabi, Dubai ) & Ghana.

Marine & Offshore Inspection

We are one of the leading UTM / NDT companies with our registered office in Singapore, providing various ship surveys like Ultrasonic Thickness Measurement, Hull Inspections and NDT Inspections.

We are professionally equipped to carry out hull thickness surveys on all kinds of ships such as bulk carriers, general cargos, containers, tankers, LPG carriers, LNG vessels, chemical tankers, oil rigs, FPSO vessels and drill ships.

These services include techniques performed by highly trained professionals, such as rafting and rope access, which are all in accordance to top quality safety standards and are endorsed by many classification societies worldwide.

We are able to provide CAP, CAS, Special Survey, Intermediate Survey or Annual Survey

Hull Thickness measurements are fundamental to your ship’s compliance with structural periodical survey requirements. We provide UTM on Ship’s Hull Structures during Ballast Voyage using Riding Crews, Discharge Turnarounds, Alongside Repair Quays in ports and Dry Docks on all types of ships including rafting and Rope access.

A-Star Testing & Inspection is one of the Leading Ultrasonic Thickness Measurement Company in singapore and providing Hull Inspection services globally.

Pitting shall occur mostly in Oil Storage Tanks which contains contamination that corrodes the tanks bottom. Inspection shall be carry out by checking pitting corrosion in each bay, mapping the extent and individual pits, measuring the depth of pits by a depth of pits by a depth gauge / Ultrasonic gauging

We are able to supply Inspectors to follow the vessel on voyage and carry out inspection on board. This will help the ship Owners save up time and cost. Repair plan and steel weight estimation shall be worked out and submitted to the Ship Owners to plan their budget and vessel repair schedule during dry-docking.

Visual examination and U.T.M gauging of ballast tanks carried out during ballast voyage by the following ways:

  • Ballast Voyage using Riding Crews
  • Voyage using Rafting
  • Alongside Repair Quays in Ports

Hull structure visual inspection is  carried out to determine the defective area that are required to be renewed and to assess the overall condition of the vessel. The hull visual inspectors shall assist the Ship Superintendent in  identifying hull structural defects like Fracture, Crack, Buckling, Serious wastage based on thickness measurement, photography and Steel Weight Estimation Plan  will be submitted to the Ship Owners.

Cygnus Hatch Sure is an ultrasonic leak detector able to perform a quick and effective evaluation of cargo hold hatch covers and door seals to determine water leaks and weather tightness.

Anodes keep your valuable parts of your vessel from corroding. Extensive growth or worn out anodes don’t provide the protection for your metal parts and those essential parts can start corroding. Regular checks and timely replacement of your anodes will keep your vessel in good shape. We will work with you to determine when and how often your anodes will need to be replaced to provide you with the most cost effective protection to your vessel.

Ultrasonic thickness gauging on Marine & Top Side piping components which has to be done onboard of the FPSO Vessels according to Client Requirement and Class Requirement.

A-Star Testing & Inspection has procedure which also covers the reporting requirements of UTM measurement that apply to Marine and top side piping components.

Be one of our client list and get the A-STAR experience today!

Proud Members of

DROPS (Dropped Objects Prevention Scheme)

NDTSS (Non Destructive Testing Society Singapore)

IRATA (Rope Access)

ASNT (American Society of Non Destructive Testing)

ASPRI (Association of Singapore Process Industry)

ASPRI (Association of Singapore Process Industry)

LEEA(Lifting Equipment Engineers Association)

SWS (Singapore Welding Society)

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HQ Singapore​

Call for Enquiry

+65 96987454


+65 62616162



No.5 Soon Lee Street,


Pioneer Point,

Singapore 627607