Greetings..! I need below mention Quotation for heat exchanger maintenance, cleaning, flushing, replacement of tubes etc. Equipment Detail: 1. Item no. 31046, Emergency steam condenser. Shell and tube heat exchanger with expansion joint. Overall dimension: 1500 X 7720 mm Empty weight: 7000 KG Tube: OD 19.1 mm, BWG 16, 4013.2 Lg Tube Material: SA 249, SS304 No of Tubes: 951, Pitch 23.8 Test Pressure: Shell Side 7.78 Bar, Tube Side 9.3 Bar Reference Drawing: HAF-DD58-KC14/ZSZ-005 & HAF-DD58-KC14/DLZ-006 2. Item no. 31045, RG Compressor after Cooler. Shell and tube heat exchanger with expansion joint. Overall dimension: 1334 X 6191 mm Empty weight: 11591 KG Tube size: 8-Y-120 Tube Material: SA 249, SS304 Test Pressure: Shell Side 10.34 Bar, Tube Side 10.34 Bar Reference Drawing: HAF-DD58-KC14/ZSZ-003 & HAF-DD58-KC14/DLZ-004 3. Item no. 31026, Reboiler condensate cooler Shell and tube heat exchanger. Overall dimension: 219 X 3327 mm Tube: OD 19.1 mm, BWG 16, 1187.5 Lg Tube Material: SA 241 Test Pressure: Shell Side 21.72 Bar, Tube Side 20.68 Bar