Replacement of furnace tube plate,



      Replacement of furnace tube plate, steam space tube plate and all rifle tubes on the boiler SAACKE K/KD 1,8+1,3/7
Damaged rifle tubes, furnace tube plate and steam space tube plate replaced with new preassembled tube nest which consists of the following parts: 57 pcs. Rifle tubes Ø44,5x3,0x1850mm; P235GH, 16 pcs. Stay tubes Ø44,5x5,0x1855mm; P235GH, 1 pc. Upper tube plate (steam space tube plate) Ø614x10mm; P265GH, 1 pc. Lower tube plate Ø1358x22mm; P265GH, delivered in three (3) parts. One part of furnace tube plate diameter Ø614mm is fitted on pre-assembled tube nest and two outer parts are supplied as loose parts.

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Installation of new furnace tube plate inserts and tack welding – lower tube plate (thickness 22mm).
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Installation of pre-assembled tube nest inside the boiler and tack welding.
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Tack welding inside combustion chamber.
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Welding of steam space tube plate to the steam space shell.
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Welds inside steam space on the furnace shell.
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Final welding work in the burner chamber   Closing hand holes and preparing the boiler for hydraulic test.
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Magnetic test.
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Ultrasonic test.
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Re-install of outlet smoke chamber on oil fired side.    
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Re-install exhaust gas pipe from oil fired section on the boiler top side.    
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