In maritime transport, cargo damage resulting from seawater ingress through hatch covers remains a primary concern for Shipowners, Charterers, and P&I Clubs. To mitigate risks and protect our clients’ interests, Viet Marine Control Joint Stock Company provides professional Ultrasonic Leak Testing (ULT) – the most advanced, accurate, and reliable solution available today.


Why Choose Ultrasonic Testing Over Hose Testing?
While traditional Hose Testing was once the industry standard, it presents several drawbacks: the risk of wetting moisture-sensitive cargo, the inability to perform tests during cargo operations, and difficulty in pinpointing microscopic leakages.
Ultrasonic Testing (ULT) offers superior advantages:
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Absolute Precision: Detects even the smallest gaps that are invisible to the naked eye or impenetrable by water.
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Non-Destructive & Dry: The process is completely dry, ensuring no damage to moisture-sensitive cargo inside the hold.
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Operational Flexibility: Testing can be conducted regardless of whether the vessel is empty or loaded, and is unaffected by freezing weather conditions.
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Efficiency: Rapid execution without the need for high-pressure water systems or drainage management.


Our Professional Inspection Process
Leveraging a team of highly experienced surveyors and internationally certified equipment, we follow a rigorous inspection protocol:
1. Visual Inspection: Assessing the physical condition of hatch covers, rubber packings, compression bars, and drainage channels.
2. Transmitter Placement: Positioning the ultrasonic transmitter inside the cargo hold before securing the hatch covers.
3. Signal Detection: Surveyors use a calibrated receiver to scan all joint lines and cross-joints.
4. Data Analysis: Any sound leakage exceeding allowable decibel (dB) limits identifies a specific point of potential water ingress.
5. Certification: Issuing an objective, transparent, and comprehensive Inspection Report recognized by international maritime stakeholders.
Commitment from Viet Marine Control Joint Stock Company
“We don’t just provide inspection services; we deliver absolute peace of mind for every voyage.”
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State-of-the-art Equipment: We utilize Type-Approved ultrasonic leak detectors (such as SDT or Cygnus) compliant with Class society standards.
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Expert Surveyors: Our team consists of qualified professionals with deep technical knowledge of vessel structures and maritime regulations.
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24/7 Availability: Rapid response and mobilization at all major ports across Vietnam.
For inquiries regarding hatch cover ultrasonic testing or other marine survey services, please contact
CONTACT INFORMATION
VIET MARINE CONTROL JOINT STOCK COMPANY – VM CONTROL
📍 Address: 1831/10/9 Huynh Tan Phat Street, Quarter 2, Nha Be Commune, Ho Chi Minh City, Vietnam
📞 Hotline: +84 981 600 440 / +84 918 114 742
🌐 Website: www.vietmarinecontrol.com.vn
📧 Email: survey@vietmarinecontrol.com.vn
🔵 Linkedin: www.linkedin.com/in/vm-control-234252386
