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Project
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Converter's replacement on A' and B' body boiler of 9th unit
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Owner
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Public Power Corporation SA
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Contract
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1992 - 1993
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Duration
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4 Μήνες
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Budget
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110,651.00 €
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Brief description
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The project was executed at the boiler of Unit 9 at the Public Power Corporation facilities at Keratsini and included the following works:
§ Removal of old items and installation of 28 new converters
§ Installation of steam pipe segments
§ Removal and construction of heat insulation of converters and steam pipes.
Steam pipes and converters materials: 13Gr Mo 4.4
Welding of steam pipes of ultra-hot (526ο C 160 atu pressure) and re-heated (478ο C, 30 atu pressure) were executed under the supervision of the competent inspection service of PPC and before an external inspector of our company. After completion of the works all welds were 100% inspected using radiography control and there was annealing and new radiography control at 100%.
PROJECT CERTIFICATION
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