Composite Boiler repair works on MV Vishva Vijay

Amount

E22028 ITEM : COMPOSITE BOILER(TO SURVEY) TYPE / CAPACITY / DETAILS : MAKE - AALBORG INDUSTRIES TYPE - 1xMISSION TM OC-TCI 1.3 BURNER KBP150 [BOAA0017] VERTICAL COMPOSITE SMOKE/WATER TUBE MARINE BOILER WITH AUTO COMBUSTION. EVAPORATION : OIL FIRED 1300 Kg/Hr EXH GAS 1300 Kg/Hr AT NCR. WORKING PR:7Kg/Cm2 THE ENTIRE JOB TO BE EXECUTED ON TURNKEY BASIS,CONSUMABLES (BOLTS AND NUTS AS PER STANDARD,STEAM JOINTS(ASBESTOS FREE),COTTON RAGS,BOLTS AND NUTS, GLAND PACKINGS ETC ARE TO BE ARRANGED BY VENDOR.REQUIRED METAL BUILDUP ON BOILER DOORS ETC TO BE CARRIED OUT BY SUITABLE ELECTRODES BY THE VENDOR.

SMOKE AND WATER SIDE INSPECTION MANHOLE DOORS AND HAND HOLES COVER TO OPEN AND TO BE CHECKED FOR SURFACE UNEVENNESS. LIP SURFACES OF MANHOLE DOORS HANDHOLES DOOR AND LIP ON THE BOILER OPENING TO BE SMOOTHENED FOR BOXING BACK.WATERSIDE AND EXHAUST GAS SIDE TO BE CLEANED THOUROUGHLY WITH THE REMOVAL OF SCALE(WATER SIDE) WITH HIGH PRESSURE WATER JET AND CIRCULATION OF CHEMICALS BY EXTERNAL ARRANGEMENT OF PUMPS FOR 48HRS. (CHEMICALS SHIP SUPPLY )THEN CIRCULATION OF WATER TO TAKE OUT THE CHEMICAL. ALL WATER SIDE METALLIC JOINTS HAS TO BE CHANGED. AFTER CLEANING SMOKE TUBE BOTH AUX BOILER SIDE AND EXHAUST BOILER SIDE TO BE INSPECTED FOR PITTINGS AND CORROSION.BOILER TO BE PRESENTED FOR SURVEY.AFER SURVEY ALL DOORS AND HAND HOLE COVER TO BE FITTED BACK WITH NEW KOINT AND PACKING(VENDOR SUPPLY)

PITTINGS ON THE SMOKE TUBE(PIN TUBE) TO BE GROUND AND WELDED AS PER RPOCEDURE AGREED BY SURVEYORS.CONSIDER 4 PITTINGS OF 2" DIA AND 5MM DEEP TO BE WELDED. ACTUAL REQUIREMENT AFTER INSPECTION.

BOILER FURNACE DOOR TO BE OPENED UP AND ALL TUBES EXHAUST SIDE TO BE THOUROUGHLY CLEANED OFF ALL SOOT AND CARBON DEPOSITS.ALL INTERNALS AND PIN TUBE TO BE CHECKED.FURNACE TO BE CHECKED FOR ANY BULGING.FURNACE DRAIN TO BE CLEARED.

FOLLOWING MOUNTINGS AND V/VS TO BE OVERHAULED PUT UP FOR SURVEY TO BE FITTED BACK AFTER SURVEY.REQUIRED SPARE TO OVERHAUL VALVES TO BE ARRANGED BY VENDOR.VALVES TO BE PRESSURE TESTED TO 1.5 TIMES OF WORKING PRESSURE

A) FURNACE DRAIN V/V 2 NO.

B) BOTTOM BLOW DOWN V/V'S SDNR GLOBE STRAIGHT TYPE PN 25-40 DN25 4 NOS.

C) SCUM BLOW DOWN V/V SDNR GLOBE STRAIGHT VALVE PN 25-40 DN20 2 NO.

E) SAMPLING V/V STOP CONE STRAIGHT V/V PN160 DN8 1 NO.

F) GAUGE GLASS V/V'S PN40 DN25 4 NOS.

J) MAIN FEED V/V SDNR GLOBE VALVE PN 25-40 DN20 2 NO.

K) AUX. FEED V/V SDNR STRAIGHT GLOBEVALVE PN25-40 DN20 2NO.

L) SAFETY V/V FULL LIFT TYPE DN32/50 2 NOS.

M) MAIN STEAM STOP V/V ANGLE GLOBE VALVE PN16-25 DN80 1 NO.

N) VENT V/V STOP CONE STRAIGHT VALVE PN160 DN8 2 NO.

O) PR. GAUGE V/V STOP CONE STRAIGHT VALVE PN160 DN8 1 NO.

P) DP UNIT VALVE STARIGHT GLOBE VALVE PN25-40 DN25 2 NOS

Q) LEVEL SWITCH VALVE STARIGHT GLOBE V/V PN40 DN25 2 NOS.

PRESSURE TESTING/HYDRAULIC TESTING OF THE BOILER FOR BOILER RENEWAL SURVEY.

EXHAUST BOILER TUBE PLUGGING IF ANY LEAKAGE FOUND DURING PRESSURE TESTING QUOTE FOR PER TUBE.

WATER TO BE TAKEN.BOILER TO BE FLASHED AND SAFETY VALVES TO BE FLOATED ON PREDETERMINED PRESSURE IN FRONT OF SURVEYORS AND SUPD/CEO.

FOLLOWING STEAM V/VS ARE NOT HOLDING IN SHUT CONDITION -

STEAM INLET V/V FOR JACKET WATER PREHEATER 10K80 FLANGE TO FLANGE 300MM FLANGE DIA 192MM PCD 154MM 8 BOLT HOLES 24 MM DIA. (VALVE YARD SUPPLY)

STEAM INLET V/V FOR H.F.O. SETTLING TK. TO BE OVERHAULED.

H.F.O. PURIFIER HEATER #1 & #2 STEAM INLET V/V TO BE OVERHALED.

STEAM INLET AND OUTLET V/V TO CALORIFIER IS LEAKING AND NOT HOLDING SAME TO BE OVERHAULED.

STEAM INLET V/V FOR M/E FO HEATER 10K50 IS NOT HOLDING. TO OVERHAUL/RENEW VALVE

QUOTE FOR PROCURE & SUPPLY AND FITMENT OF VALVES 10K50

ME & AE VISCOSITY CONTROLLER STEAM BYPASS VALVE IS NOT HOLDING. TO RENEW THE VALVE 16K25 FLANGE TO FLANGE 120MM FLANGE DIA 120MM PCD 90MM 4 BOLT HOLES 24 MM DIA.(VALVE TO BE PROCURED ,SUPPLIED BY VENDOR )

STEAM TRAPS IN CONDENSATE RETURN LINE 3 NOS HOLED. TO RENEW STEAM TRAPS 5K15 130 MM LONG FLANGE DIA 80 MM PCD 60 MM 4 BOLT HOLES 17 MM DIA.

BUTTERCUPS ENGINEERING PRIVATE LIMITED

KRYSTAL ENGINEERING TECHNOLOGIES

Sharada Technical Services