Description: Re tubing of E433 A and B Synthesis Gas coolers at Ammonia Complex as per tender conditions Name of Work Re tubing of E433 A and B Synthesis Gas coolers at Ammonia Complex
Details: Re-tubing of E433 A and B third stage synthesis gas coolers with SA210 Gr.A1 tubes after removal of old CS tubes fully.Tube Size : 19mm OD x 2.77 mm thk (min) x 5000mm Long.No of Tubes : 531 x 2Rate shall be quoted for per tube Opening and closing back of cups / channels of E433 A and B exchangers and its connected lines for retubing. Filling water in the system and performing hydro testing of heat exchangers E433 A and B and its connected lines at 237Kg/cm2. Connections and tapping for pressure gauge, vent and drain shall be arranged by the contractor. (Pump for pressure testing shall be under the scope of the contractor). Blinding of 2" #1500 with after debolting and removing the flanged control valve / safety valve / spool piece to facilitate hydro testing of retubed heat exchnagers and fixing back the valve / line after successful hydro testing. (Rate shall be quoted for per ) Blinding of 3" #1500 with after debolting and removing the flanged control valve / safety val
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