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Acoustic Emission Testing

Detect early. Decide with confidence.

In-service Acoustic Emission inspection that detects and locates active corrosion and crack growth in tanks, vessels and critical structures — often without draining or shutdown.

High-Resolution 3D Scanning

Measure the shape of structural risk.

Industrial 3D scanning, dimensional surveys and deformation assessment that reveal shell bulging and distortion through precise geometric mapping.

Digital Twin & Asset Intelligence

From wave to asset intelligence.

AE results fused with precise 3D models in one dashboard: defect locations, condition heatmaps, inspection baselines and trends over time.

Wavewurk Acoustic Emission acquisition setup with sensor cable reels and rugged field laptop on site
Wavewurk surveyor operating a total station beside a storage tank
AET Advanced NDT
Who we are

Advanced NDT, built for the decisions that follow.

Wavewurk Sdn Bhd is a Malaysian Advanced Non-Destructive Testing (NDT) company, established in 2026, that helps asset owners understand the condition of critical equipment and plan maintenance with better information.

We combine Acoustic Emission Testing (AET), high-resolution industrial 3D scanning and a Digital Twin dashboard. Together, they show where acoustic activity is occurring, how asset geometry has changed, and where follow-up inspection or engineering attention is most needed.

Our vision

To be a trusted partner in advanced inspection and asset intelligence, helping industry make informed, cost-effective decisions on structural integrity.

Our mission

To deliver reliable inspection information by integrating Acoustic Emission, 3D digital mapping and condition monitoring, so that clients can plan maintenance with confidence, use resources efficiently and reduce avoidable disruption.

TRUSTED ON CRITICAL ASSETS Clients we have worked with
PETRONAS
Tenaga Nasional Berhad (TNB)
PTP
TECHNOLOGY PARTNER Vallen Systeme
Core expertise

Four disciplines. One picture of your asset.

From the first sensor on the shell to the digital twin on your screen.

Technician fitting a Vallen AE sensor to a tank shell

Advanced non-intrusive inspection that detects and locates acoustic activity associated with active corrosion, crack propagation and other developing structural defects.

Storage tank floors and shells, in service
AE source classification (Class A–D) and location
Vallen acquisition systems and sensors

AET applications

Acoustic Emission Testing — where it fits.

Whether it is a storage tank, a pressure vessel, a gas line or a composite structure, AET listens to the whole asset at once from the outside, and usually asks for much less preparation than a conventional inspection.

AE sensors mounted on industrial equipment
Ask if AET suits your asset Read the technical FAQ →

The floor is the part of a tank you can least afford to guess about and can least easily see. AET listens to it through the shell, so the tank can stay in service while we look for floor corrosion that is still active.

FAQ →

Acoustic Emission results

Hear damage while it is still active.

Active corrosion and growing cracks release stress waves. Our sensors capture each event and locate its source. Amplitude, event count and clustering are evaluated together to classify each source from Class A to D — showing where damage is active during the test.

Amplitude band (dB): ≤ 45 45–65 > 65 — one of several evaluation parameters

Animated illustration of typical AE location output. Real client results are shown in our case studies.

How to read AE results →
TANK FLOOR · 2D LOCATION ILLUSTRATIVE
ACTIVITY BY QUADRANT Q1–Q4 are the four quadrants of the floor plan. A taller bar means more located AE events.
Q1
Q2
Q3
Q4
CLUSTER FLAGGED FOR FOLLOW-UP Located events concentrate in Q1, so this area is prioritised for verification by complementary NDT methods. Illustrative example — not project data.
CUMULATIVE EVENTS ↗ A rising, accelerating trend at one location indicates crack growth — the basis for a scheduled crack-monitoring plan.

AE source classification

ClassDefinitionSignificanceRecommended action
Class A Non-significant source Not significant No further action
Class B Weak active source Minor Record for future comparison
Class C Active source Significant Prioritise for follow-up with other NDT methods
Class D Very active source Critical Immediate follow-up with other NDT methods

Classification criteria are defined in the agreed inspection procedure and evaluated by qualified personnel. AE indicates active sources; findings are verified with complementary methods before repair decisions.

Digital Twin & asset intelligence

Every finding, mapped onto the asset.

We integrate Acoustic Emission data with precise 3D scan models — defect localisation, condition heatmaps, inspection baselines and trends over time, in one centralised dashboard.

Tank 3D model with deformation heatmap Tank 3D model with AE source locations Tank 3D model combining heatmap and AE locations REAL PROJECT OUTPUT · FIREWATER TANK, PENGERANG
Interactive 3D Digital Twin

Turn the tank. See the findings.

Drag to rotate the storage tank, switch to the tank base, and layer the 3D-scan deformation heatmap with located AE indications.

VIEW
LAYERS · COMBINE FREELY
High activity — dense cluster Low activity — scattered
InwardNominalOutward bulge
Loading 3D model…
ILLUSTRATIVE · TANK SHELL Drag to rotate

AE indications show acoustic activity recorded during the test; they are not confirmed defects. Areas with little or no activity are not proof that no defect exists. The deformation heatmap shows geometric deviation from a reference shape, not wall thickness.

How we create value

Inspect in service. Spend where it matters.

Minimise downtime & inspection costs

Assess suitable tanks and industrial assets while they remain in service — potentially eliminating draining and reducing product transfer, confined-space entry and scaffolding.

Support risk-based inspection & maintenance planning

Inspection findings can support risk-informed maintenance planning and, where applicable, submissions for revised inspection arrangements, subject to the relevant engineering assessment and regulatory acceptance.

Monitor critical assets awaiting repair

Where repair or replacement cannot take place immediately, AE monitoring can form part of an agreed integrity-management approach, tracking changes in activity to support timely engineering review. It does not replace repair or statutory inspection.

Optimise asset life-cycle costs

Developing defects identified and inspection history kept — so repairs are prioritised and budgets go further.

Multi-channel AE acquisition during a periodic tank floor assessment, Pengerang
Tank floor AE location plot, Tank T-5101A (as exported)
Online monitoring — available on requestFor critical assets, AE sensors can remain installed to track changes in activity over time, with engineering review of any change. Scope and arrangements are confirmed during the preliminary assessment.
Technician mounting a Vallen AE sensor on a storage tank shell
OUT-OF-SERVICE EXPOSURE CHECK

What does taking a tank out of service cost you?

Enter your own figures to estimate what one conventional internal inspection costs you. Nothing is saved or sent unless you choose to add it to an enquiry.

Total days the tank is out of service for one internal inspection.
Your own estimate of the cost of lost operation or throughput each day.
Moving product out and holding it elsewhere. Your own estimate — leave blank if unknown.
Your own estimate — leave blank if unknown.
Your own estimate — leave blank if unknown.
Your own estimate — leave blank if unknown.
Your own estimate — leave blank if unknown.
Your own estimate — leave blank if unknown.
Check AET suitability

Indicative only, based on the figures you enter; it is not a quotation, market rate or guaranteed saving. Suitability depends on the asset, its operating conditions and the inspection objectives, and any change to inspection arrangements remains subject to engineering assessment and regulatory acceptance.

How we work

From first site visit to engineering report.

  1. Site visit

    We walk the asset with your team to understand access and operating constraints.

  2. Technical discussion

    We agree the inspection objectives and the information you need for your decision.

  3. Preliminary assessment

    We confirm which methods suit the asset, its history and its operation.

  4. Inspection planning

    Sensor layout, test window, scan plan, safety and site logistics agreed with your team.

  5. Field execution

    AE testing and 3D scanning by in-house Level I and II personnel, with Level III advisory support.

  6. Engineering reporting

    Clear findings, classified indications, mapped results and follow-up recommendations.

Vallen Systeme

German-engineered Acoustic Emission, applied in Malaysia.

Wavewurk works in partnership with Vallen Systeme GmbH, Germany, as our principal Acoustic Emission technology provider — acquisition systems, sensors, preamplifiers and VisualAE™ analysis software.

Level I & II
In-house AE personnel
Level III
Collaborating specialists for advisory
Research-backed
Malaysian Nuclear Agency specialists & university researchers
Vallen Systeme Acoustic Emission product range: acquisition systems, sensors, preamplifiers and software
FREE DOWNLOAD · PDF

Get the Wavewurk service catalogue.

AET, 3D scanning, Digital Twin and, on request, online monitoring — with methods, deliverables and typical applications, in one document for your team.

WaveWürk - Acoustic Emission Test (AET) cover
Request a site assessment

Detect early. Decide with confidence.

Tell us about the asset. We provide site visits, preliminary technical assessments, inspection planning, on-site execution and engineering reporting — throughout Malaysia and internationally.

RM35, Jalan Rembia Hub 1, Taman IKS Rembia Hub,
78000 Alor Gajah, Melaka, Malaysia

Thank you — request received.

Our team will contact you to discuss the asset and next steps. We have also e-mailed you an acknowledgement.

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