Aharnai – Attica - Hellas

February, 2015

Certificate No: 51289

During the opening lecture.

Mr. Maroudas explaining European &

International Commercial Diving Legislation.

American Bureau of Shipping participants.

Mr. Maroudas briefing on Marex’s contribution in

Examination & Testing of Barracuda Gold Electrodes

in accordance with AWS D3.6M:2010 Class A Welds.

Mr. Maroudas explaining international

standards on Coded Hyperbaric Welding.

Certificate No: 51289

On Site.

Preparing to Dive. Securing the Diving Helmet.

Last equipment inspection from Diving

Supervisor.

Communicating with Diving Control Station

before diving.

Certificate No: 51289

During Demonstration.

Mr. Maroudas during first specimen production

in PB (2F) welding position .

Mr. Maroudas in PG (3F) welding position .

Certificate No: 51289

Demonstration & simultaneous briefing on welding procedures.

Mr. George Fyrigos and Ilias Pouleas of General

Application of Technology & Science Ltd

(G.A.T.S.) informing participants in wet welding

procedures.

Certificate No: 51289

Produced Specimens.

Fillet Weld, T Joint.

Lap Weld, Pipe 6”, J-L045.

Certificate No: 51289

Preparing Specimens for Lab Tests.

Cutting the specimen with band saw.

Checking the conformity of the produced piece.

Certificate No: 51289

During Non Destructive Test

Applying the penetrant material.

Result: Zero defect.

Certificate No: 51289

Destructive Test - Macro Test

Preparing the specimen sample on the rough Polishing Machine.

Finer Polishing.

Certificate No: 51289

In-Company Laboratory viewing Macro results.

Magnification of the Macro Test result.

Macro Test – Close Up.

Certificate No: 51289

END of SEMINAR-DEMO EVENT

19.02.2015 - End of Demo.

From left to right – Mr. Christos Zagoritis (Marex’s Coded Diver-Welder), Mr. Antonis Firigos

(G.A.T.S. Mechanical Engineer), Ilias Pouleas (G.A.T.S. Welding Engineer), Mr. George Zindros

(A.B.S. Senior Engineer, Piraeus Engineering Department) Mr. George Maroudas (Marex’s

Coded Diver-Welder.), Mr. Elias Kariambas (A.B.S. Manager of Technology & Business

Development, Europe Division) and Mr. Lefteris Karaminas (A.B.S. Academy, Learning Centre

Manager, Europe Division).

Certificate No: 51289