Overhauling of Valves on MV Vishva Vijay

Amount

SCOPE : 1.THE VALVES REQUIRED FOR OVERHAULING ARE TO BE DEGUTTED ONBOARD AND TO BE SHIFTED TO SHOPFLOOR.SUITABLE BLANKING TO BE DONE ON BOTH SIDES OF THE PIPE LINE WHERE VALVES ARE REMOVED. 2.VALVES TO BE DISMANTLED FULLY AND ALL PARTS I.E., VALVE BODY, COVER, LID, SEAT, GLAND, SPINDLE, LOCKS ETC TO BE THOROUGHLY CLEANED ON ALL RESPECTS AND OFFER INITIAL INSPECTION / SURVEY TO SHIP STAFF / CLASS SURVEYORS FOR DEFECTION AND REPORT TO BE PREPARED. 3.NEOPRENE LEATHER PADS AND BRASS RETAINER RINGS ARE TO BE RENEWED FOR STORM VALVES.,SEAT BUILDUP AND MACHINING INCLUDED. ON COMPLETION OF OVERHAULING VALVES TO BE FITTED BACK WITH NEW NUTS/BOLTS AND PACKING. 4,ALL MANDATORY SPARES I.E., GLAND PACKINGS, OIL / PURE NEOPRENE RUBBER JOINTS, SS BOLT & NUTS, WASHERS, PAINTS ETC TO BE REPLACE BY THE OFF LOADING PARTY AND SHALL BE OF GENUINE QUALITY. 5.NECESSARY MACHINING I.E VALVE SEAT, LIDS SKIM CUTTING, SPINDLE TRUENESS CHECKING, THREAD TOUCH UP ETC TO BE DONE BY THE OFF LOADING PARTY. 6.ALL SPARES AS PER THE INITIAL SURVEY REPORT I.E, VALVE SEATS, LIDS, SPINDLE LOCK NUT ETC TO BE REPLACE WITH SUITABLE BOLTS AND NUTS,BONNET COVER,PACKING MATERIAL BY THE OFF LOADING PARTY. 7.DAMAGED SEAT RINGS OF BUTTERFLY VALVE TO BE REPLACED VALVES TO BE TESTED AND BOXED BACK WITH NEW NUTS/BOLTS/PACKING AS REQUIRED. GEAR BOXES TO BE OVERHAULED ALONG WITH SPARES. 8.WHILE REMOVING HYDRAULIC ACTUATORS TO BE DISCONNECTED AND BOTH PORTS TO BE BLANKED ON ACTUATOR & ASSOCIATED PIPE LINES. 9.WHERE VALVES ARE OPERATED WITH ROD GEARING, REMOVAL AND REFITMENT OF ROD GEARING TO BE CARRIED OUT AND EXTENSION SPINDLES IF DAMAGED TO BE PROCURED ,SUPPLIED AND FITTED. 10.THE ENTIRE JOB IS TO BE CARRIED OUT ON TURNKEY BASIS.MATERIAL REQUIRED FOR COMPLETION OF OVERHAULING WORKS UNDER CONTRACTOR SCOPE.

D22011 - STORM VALVES (WORK SPECIFICATIONS:)

GREY WATER O'BOARD (P & S) STORM V/V 10K 125A

SEWAGE DIRECT O'BOARD STORM V/V 10K 150A

TO PROCURE AND SUPPLY FOLLOWING NEW STORM VALVES WITH ABS/DNV/BV/LR/IRS CLASS CERT (CCS CERTIFICATE NOT ACCEPTABLE). VALVE SHOULD BE TESTED PRIOR FITMENT.

STORM V/V 10K 125A (ANGULAR)

STORM V/V 10K 150A (ANGULAR)

D22021 - BUTTERFLY VALVES IN BALLAST TANKS AND CARGO HOLDS BILGE HOLDING VALVE MAKE: KEYSTONE/TYCO ACTUATOR MAKE:DAMCOS (WORK SPECIFICATIONS:)

1-6 WBT SUCTION/FILLING VALVES SIZE 250

NO 2 4 AND 6 CARGO HOLDS EMERGENCY BALLAST VALVES SIZE 250 AND 350

NO.1 ~ 6 P & S WB DB TANKS MAIN VALVE (DN 400A)

NO 4 HOLD BALLAST EXCHANGE OVERBOARD VALVE (P & S VALVES (DN 500A)

NO 1 TO 7 CARGO HOLDS BILGE SUCTION VALVES (DN 125A)

BALLAST LINE FOR NO 4 CARGO HOLD BALLASTING DN 350A

NO.1 & 2 WB PUMP SUCTION VALVES (DN 350A)

NO.1 & 2 WB PUMP DISCH (DN 350A)

FPK TANK VALVE AND ISOLATION VALVE 250A

BALLAST PUMP SUCTION (P & S) DN 350A N/R

BALLAST ISLOATION VALVE (DN 350A)

BALLAST EDUCTOR SUCTION & DRIVE VALVE 350A 250A 200A 125A

BALLAST PUMP DISCH VALVE DN 350 A

CARGO HOLD BILGE EDUCTOR VALVES DRIVE AND SUCTION 350A 250A 200A 100A

VALVE NO.BA802 (SEA CHEST) NEED TO BE REPLACED VALVE SHIP SUPPLY

HYDRAULIC ACTUATOR FOR BALLAST REMOTE VALVES TO OVER HAUL (SPARES VENDOR SUPPLY)

ALL TST AND FPT OVERBOARD VALVE TO BE OVERHAUL AND RENEW IF REQUIRED. SIZE : 300NB - 400 NB.

PROCURE AND SUPPLY OF ALL TST AND FPT OVERBOARD VALVE, SIZE : 300NB - 400 NB.

FOLLOWING NON RETURN VALVES TO BE TRANSPORTED TO WORKSHOP; OVERHAULED AND TO BE FITTED BACKWITH NEW NUTS/BOLTS/PACKING (VENDOR SUPPLY).

NO. 1 AND 2 WB PUMP DISCH NR DIA 350 MM

TO FABRICATE AND RENEW THE NR FLAP OF MATRIAL SS

HIGH AND LOW SEA SUCTION V/V (HYDRAULIC) SIZE 550 MM TO BE REMOVED OVERHAULED ALONG WITH ACTUATOR AND PRESSURE TESTED 8 KG/CM2 FITTED BACK.

AFT PEAK BUTERFLY WAFER V/V SIZE 125 MM TO BE REMOVED SERVICED PRESSURE TESTED 8 KG/SQ CM AND FITTED BACK. IF REQUIRED SEAT RING TO BE RENEWED. NO.1

NO.4 HOLD BALLAST LINE V/V S AND BLANK TO BE OPENED INSPECTED AND FITTED BACK. VALVE SIZE 350MM .IF REQUIRED TO BE OVERHAULED

N/R VALVE IN HOLD BILGES 14 NOS. TO BE DISMANTLED REMOVED TO THE WORKSHOP CLEAN/OVERHAULED RUBBER RINGS RENEWED DESHAPED/FACE PLATE POLISHED/ RENEWED TO ACHIEVE WATER TIGHTNESS AND PRESSURE TESTED AT 5KG/CM2 BEFORE FITTING BACK.

TOTAL 4 NOS GLOBE V/V AND SIZE 10K 50 A/100 A/150A FOR DRAFT GAUGE SYSTEM TO BE REMOVED OVERHAULED AND PRESSURE TESTED SIZE 8 KG/CM2 FITTED BACK. SAME TO BE SHOWN TO CLASS SURVEYOR BEFORE FITTING BACK IN PLACE.

25 NO. OF BALAST VALVE IN E/R TO BE OPENED AND OVERHAULED TO CHECK WEAR AND TEAR. BALLAST AND CARGO BILGE EDUCTOR NOZZLES TO BE REMOVED O/HAULED IF REQUIRED RENEWED AND FITTED BACK.

VALVES : ACCOMMODATION/DECK PIPE LINES AND VALVES O/HAULING

TO OVERHAUL AND PRESSURE TEST ISOLATION VALVES FOR DECK AND ACCOMMODATION ON FIRE LINE GATE VALVE SIZE 125 MM -

MANUAL VALVES FOR DECK COMPRESSED AIR LINE TO BE OVERHAULED AND FITTED 30 NOS. SIZE FOR 15 MM OD .

MANUAL GLOBE VALVES 8 NOS IN FOREPEAK STORE TO BE OPENED ERHAULED.65A 10K

OVERHAUL AND RENEW IF REQUIRED ANCHOR WASH GLOBE VALVE ON FOCASTLE DECK 65A 10K .

PRESSURE GAUGES OF BALLAST AND GS PUMP IN BCR NOT SHOWING CORRECT READING .SAME TO BE RENEWED WITH ISOLATING COCKS AND ADAPTORS. RANGE : 0-16 KG/CM2,WITH CALIBRATION CERTIFICATE

TO RENEW 6 NOS FIRE HYDRANTS ON MAIN DECK AND IN ACCOMODATION HYDRANT YARD SUPPLY SIZE 65 MM INSTANTANEOUS TYPE .SCOPE INVOLVES TO PROCURE SUPPLY ,PRESSURE TEST AND FITMENT ONBOARD

TO OVERHAUL LEAKING HYDRANTS ON DECK AND ACCOMMODATION

TO PROCURE ,SUPPLY AND FIT SCREW DOWN VALVE IN PLACE OF BUTTERFLY VALVE IN THE FOREPEAK TANK AT COLLISION BULK HEAD PENETRATION SCREW DOWN VALVE SIZE 250 A JIS5K WITH LR OR IRS OR DNV OR BV CLASS APPROVAL.

THE FOLLOWING SEA INJECTION VALVES TO BE OPENED UP IN PLACE FOR O’HAULING. ALL PARTS TO BE CLEANED & INSPECTED FOR CORROSION / WEARDOWN / DAMAGE. ALL WORN / DEFECTIVE VALVES / PARTS TO BE RENEWED WITH CLASS APPROVED TYPE (VENDOR SUPPLY). ALL GROOVES ON THE V/V SEATS AND VALVE LIDS IF FOUND PITTED TO BE TRANSPORTED TO VENDOR'S WORKSHOP SKIMMED AND TRANSPORTED BACK TO SHIP. VALVES TO BE GROUND ON THE SEATS. BLUE IMPRESSION OF VALVE SEATS AND VALVE LIDS TO BE SHOWN TO CEO / 2EO / SURVEYOR. ALL VALVES TO BE PRESENTED TO SURVEYORS & AFTER THEIR APPROVAL ALL V/VS TO BE ASSEMBLED USING NEW JOINTS & PACKINGS DULY APPROVED BY 2EO / CEO (JOINTS & PACKINGS VENDOR SUPPLY ). ALL VALVE CASINGS INTERNALLY SCRAPED CLEANED & EPOXY COATED.ALL SEA SUCTION DIP TUBES TO CLEAN INTERNALLY V/V BODIES & V/V COVERS TO BE GAUGED (MINIMUM 20 POINTS) ULTRASONICALLY & REPORT TO BE SUBMITTED. LOW SEA CHEST, HIGH SEA CHEST VALVES & EMERGENCY FIRE PUMP SEA CHEST VALVES

MAIN SEA SUCTION V/V BEFORE FILTER DN700 BUTTERFLY

MAIN SEA SUCTION V/V AFTER FILTER DN 700 BUTTERFLY

AIR VENT VALVE DN 80 GATE

COMMON V/V FOR STEAM /COMPRESSED AIR BLOW OFF DN 20 GLOBE

AIR VENT V/V FOR FILTER DN 20 GLOBE

MAIN SEA SUCTION V/V BEFORE FILTER DN700 BUTTERFLY

MAIN SEA SUCTION V/V AFTER FILTER DN 700 BUTTERFLY

AIR VENT VALVE DN 80 GATE

COMMON V/V FOR STEAM /COMPRESSED AIR BLOW OFF DN 20 GLOBE

AIR VENT V/V FOR FILTER DN 20 GLOBE

SEA SUCTION VALVE (ANGLE) ND-125 MM

E22006 ITEM : OVERBOARD DISCHARGE VALVES (SURVEY) TYPE / CAPACITY / DETAILS : THE FOLLOWING OVERBOARD VALVES TO BE OPENED UP IN PLACE FOR O’HAULING. ALL PARTS TO BE CLEANED & INSPECTED FOR CORROSION / WEARDOWN / DAMAGE. ALL WORN / DEFECTIVE VALVES / PARTS TO BE RENEWED WITH CLASS APPROVED TYPE (VENDOR SUPPLY). ALL GROOVES ON THE V/V SEATS AND VALVE LIDS IF FOUND PITTED TO BE TRANSPORTED TO VENDOR'S WORKSHOP SKIMMED AND TRANSPORTED BACK TO SHIP. VALVES TO BE GROUND ON THE SEATS. BLUE IMPRESSION OF VALVE SEATS AND VALVE LIDS TO BE SHOWN TO CEO / 2EO / SURVEYOR. ALL VALVES TO BE PRESENTED TO SURVEYORS & AFTER THEIR APPROVAL ALL V/VS TO BE ASSEMBLED USING NEW JOINTS & PACKINGS DULY APPROVED BY 2EO / CEO (JOINTS & PACKINGS VENDOR SUPPLY ). ALL VALVE CASINGS INTERNALLY SCRAPED CLEANED & EPOXY COATED. ALL STUB PIECES BETWEEN VALVE AND SIDE PLATE V/V BODIES & V/V COVERS TO CLEAN INTERNALLY AND TO BE GAUGED (MINIMUM 20 POINTS) ULTRASONICALLY & REPORT TO BE SUBMITTED.FOR BUTTERFLY VALVE CONSIDER FOR RENEWAL OF SEAT RING OR VULCANISATION/MOULDING FOR SEAT RING. (QUOTE SEPARATELY FOR VULCANISATION/MOLDING.)

MAIN SEA COOLING WATER OVERBOARD V/V BUTTERFLY V/V-STBD DN-300 MM

G.S.PUMP (BILGE PUMP) OVERBOARD V/v GLOBE ANGLE-PORT & STBD DN-200 MM

F.W.GENERATOR EJECTOR PUMP OVERBOARD. V/V BUTTERFLY-STB DN- 100 MM

BOILER BLOW DOWN V/V - PORT NOS 2 GLOBE DN- 40 MM

BALLAST OVBD (FOR STBD SIDE TANKS) ANGULAR DN - 350 MM

BALLAST OVBD (FOR PORT SIDE TANKS) GLOBE DN - 350 MM

BILGE WATER SEPARATOR OVERBOARD DISCH. V/V GLOBE DN -40 MM

BILGE & BALLAST EDUCTION DISCH OVBD PORT GLOBE DN -200 MM

ATMOSPHERIC CONDENSER O/B VALVE GLOBE DN-150 MM

SOOT DRAIN O/B VALVE GLOBE DN-65 MM

STP O/B LINE STORM VALVE 10K 150

GERY WATER O/B LINE STORM VALVE 10K125

DRAFT GAUGE GLOBE DN50

E22007 ITEM : INTERMEDIATE SEA WATER VALVES TYPE / CAPACITY / DETAILS : TO REMOVE FOLLOWING INTERMEDIATE VALVES FROM PLACE & TRANSPORTED TO VENDOR WORK SHOP FOR CLEANING INSPECTION & OVERHAUL. ALL VALVES TO BE DISMANTLED. ALL PARTS TO BE CLEANED & INSPECTED FOR CORROSION WEARDOWN & DAMAGE IN THE PRESENCE OF 2EO / CEO. ALL WORN / DEFECTIVE VALVES / PARTS TO BE RENEWED (CLASS APPROVED VENDOR SUPPLY). ALL VALVE BODIES TO BE THOROUGHLY CLEANED INTERNALLY. ALL GROOVES ON VALVE SEATS AND LIDS TO BE SKIMMED LIGHTLY & VALVES TO BE GROUND ON THE SEATS. BLUE IMPRESSIONS TO BE TAKEN FOR THE VALVE LIDS & VALVE SEATS & SHOWN TO 2EO / CEO. VALVE BODIES TO BE INTERNALLY PAINTED WITH TWO COATS OF APEXIOR. VALVE BODIES TO BE PAINTED EXTERNALLY (PAINTS VENDOR SUPPLY).VALVE SPINDLES TO CHECK FOR FREE OPERATION. VALVE LOCKINGS TO CHECK. BUTTERFLY VALVES SEAT RINGS TO CHECK FOR DAMAGE / DEFORMATION. DAMAGED / DEFORMED SEAT RINGS TO BE RENEWED (SHIP’S SUPPLY). B’FLY VALVES. OPERATING GEAR MECHANISM & V/V LOCKINGS TO CHECK & RECTIFY THE DEFECTS. DEFECTIVE PARTS TO RENEW (VENDOR SUPPLY). ALL V/VS TO BE BOXED BACK AS THE ORIGINAL USING NEW JOINTS & PACKINGS (NEW JOINTS & PACKINGS VENDOR SUPPLY). CORRECT ALIGNMENT OF BUTTER FLY V/VS TO CHECK. ALL V/VS TO BE PRESSURE TESTED. ALL V/VS TO BE BOXED BACK IN PLACE AS THE ORIGINAL.

BALLAST PUMP 1 AND 2 SUCTION & DISCHARGE V/v ND 350 MM BUTTERFLY VALVE (LUGDS GEAR TYPE)

MAIN SEA WATER P/P #1 & #2 SUCTION VALVE ND 300 MM (BUTTERFLY VALVE)

MAIN SEA WATER PUMP #1 & #2 DISCHARGE V/V ND 300 MM GLOBE ANGLE

EJECTOR PUMP SUCTION VALVE ND 125MM BUTTERFLY

EJECTOR PUMP DELIVERY LINE ND 100 MM GLOBE

INTERMIDITAE V/V B/W EJECTOR P/P DIS LINE AND FIRE/GS P/P ND 100 MM GLOBE

FIRE PUMP BILGE & G.S SUCTION VALVE ND 200 MM BUTTERFLY

FIRE PUMP BILGE & G.S DISCHARGE VALVE ND 200 MM GLOBE

FIRE & G.S PUMP SUCTION FROM BILGE LINE ND 250 MM GLOBE

OWS SEA WATER INLET VALVE 50 MM GLOBE

EMERGENCY FIRE PUMP INLET&OUTLET VALVE ND 100 MM GLOBE

AFTPEAK TANK SUCTION AND FILLING VALVE ND 125 MM BUTTERFLY

DUMP CONDENSER SW INLET & OUTLET V/VS ND 125 MM BUTTERFLY V/V

NO 2 L.T.F.W COOLER F.W OUTLET ND 200 MM BUTERFLY VALVE

E22008 ITEM : SEA WATER FILTERS TYPE / CAPACITY / DETAILS : FOLLOWING FILTERS TO OPEN CLEAN AND BOX BACK WITH NEW GASKETS. PURGING V/VS OF FILTER COVERS (35mm DIA) TO OVERHAUL.FILTER ELEMENT TO RENEW WITH STAINLESS STEEL PERFORATED SHEET OF 6 MM THICKNESS IF FOUND DAMAGED. FILTER CHAMBER TO BE APPLIED WITH 3 COATS OF EPOXY PAINTS AFTER CLEANING THE SURFACE THOROUGHLY. FILTER DRAIN COVERS TO OPEN COVER HOLDING STUDS (6 NO. × 5/8 DIA) TO BE REPLACED WITH G.I. STUDS AND NUTS AND COVERS TO FIT BACK WITH NEW PACKINGS FOR ITEM NOS. 01 TO 06.

BOTH SEA CHEST FILTER HOUSING BADLY CORRODED SAME TO RENEW.

MAIN HIGH SEA & LOW SEA SUCTION LINE (450 mm DIA) FILTERS × 2 NOS.

2 NOS. FILTERS FOR G.S. P/P SUCTION

1 NO. FILTER FOR EJECTOR P/P SUCTION .

1 NO. FILTER FOR EMC'Y FIRE P/P

VENDOR TO QUOTE FOR RENEWAL FOR EACH TYPE OF FILTER WITH

GIVEN SIZE IF FOUND DAMAGED / CORREODED.

E22049 ITEM : BUNKERING VALVES TYPE / CAPACITY / DETAILS : BUNKER LINE VALVES TO BE CHECKED FOR ITS OPERATIONS AND DEFECTIVE VALVES TO BE REPAIRED/REPLACED WITH NEW ONE SPARES SHIP SUPPLY.

BUNKERING FOR NO.1 H.F.O STOR.TK (P) BUTTERFLY FTA2 DN- 200 MM

BUNKERING FOR NO.2 H.F.O STOR.TK (P) BUT TERFLY FTA3 DN-200 MM

BUNKERING FOR NO.3 H.F.O STOR.TK (P) BUTTERFLY FTA4 DN- 200 MM

BUNKERING FOR NO.1 H.F.O STOR.TK (S) BUTERFLY FTA5 DN- 200 MM

BUNKERING FOR NO.2 H.F.O STOR.TK (S) BUTTERFLY FTA6 DN - 200 MM

BUNKERING FOR NO.3 H.F.O STOR.TK (S) BUTERFLY FTA7 DN - 200 MM

OVERHAULING OF EDUCTOR VALVE SIZES 100A 150A 125A 200A 80A JIS 10K ( 5 NOS)

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