Overhauling and Procurement of Valves and Filters on ORV SINDHU SADHANA

Amount

OVERHAULING OF VALVES,The following valves to be removed from position,blanked pipe lines,shifted to workshop,dismantled all parts,cleaned,inspected,replace the defective parts,painted,boxed back,pressure tested and fitted in position,valve gear operation to be overahuled,In butterfly valve, valve rubber seat to be checked. Same need to be renewed if rubber bushing (seat) is found defective.satisfactory operation to be showned to surveyor and ship staff,initial and final survey reports to be submitted.all consumables and materials,ms blanks,neoprane joints,oil joints,gm lids and seat machining works,grease,wraping sheets,ss washers ,ss fasteners(ss304),brass seat rings,gland packing,glands, ss/ brass spindels,valve wheels,rubber seat mouldings,neoprene rubber coating inside the valves,valve gear box parts,paint are procure,supply and fitment in contractor scope.all machining works,pullers,welding,cutting and brazing works are in contractor scope.

1. High sea chest suction valve, 450 NB B/F - BEFORE FILTER, butterfly valve

2. High sea chest dicharge valve, DN 450 BF- AFTER FILTER, butterfly valve

4. High sea chest blow through valve, DN25 Angular Globe valve

4. Low sea chest blow through valve, DN25 Angular Globe valve

5. RO Plant Sea Chest blow through valve DN 25 Angular Globe Valve

6. Emergency Fire Pump Sea chest Blowthrough Valve dn 25 Angular Globe V/V

11.D/G STARTING AIR BOTTLE FILLING VALVE 25 NB GLOBE

13.D/G STARTING NO:2 AIR BOTTLE FILLING VALVE 25 NB GLOBE

15.AIR BOTTLE DG STARTING BALL VALVE 50NB

Quick closing valve control air line leak to rectify. Leaking behind control levers. Operating levers to remove and identify/repair leak.

All Bilge line valves to be overhauled 1) E/R AFT STBD bilge well suction manifold valve. 2) E/R AFT PORT bilge well suction manifold valves, valve size : 65mm, each manifold having 03 nos valves

FLOWMETER

PROCUREMENT OF NEW VALVES WITH ACCEPTANCE OF SHIP STAFF The following new valves to be procuered,supplied and fitted at onboard,new valves to be fitted in position with new gaskets and ss fasteners,valve operation showned to ship staff.class approved and test certificate to be provided. all consumables,ss fasteners(ss304),neoprane gaskets,oil joints are procure,supply and fitment in contractor scope.

203(P) and 204(S) DB tanks suction/filling tank valve,150mm butterfly valve for the fuel oil. Nitrile rubber seat ring or other suitable for Fuel.

Bilge line valves,1) E/R AFT STBD bilge well suction manifold valve. 2) E/R AFT PORT bilge well suction manifold valves,valve size : 65mm, each manifold having 03 nos valves

DG#3 &4Sea water outlet line SDNR valve ,Size of the valve: DN80, 8 holes-16mm dia, Straight globe valve, flanged

Bunker line butterfly valve after flow meter, HSD tolerant material, 150mm butterfly valve

1. S.W aux pump 1,2 and 3 suction valves . Butterfly valves 150mm

2. Harbour generator sea water suction valves, butterfly valve -100mm

3. A/E 1,2,3 and 4 sea suction valves 100ND, PCD-180, butterfly valves

4. Main S.W. standby pump, suction valve before filter, butterfly valve- 100mm

5. Fire and bilge pump suction valve , butterfly valve DN 100

7.Fire bilge pump discharge valve need repair, Size 100mm butterfly valve.

8.Winch cooling water pump suction valve, butterfly valve100mm

9. Ballast pump scution valve butterfly valve 200mm

10. S.W. hydrophore pump suction valve butterfly 50mm

11. SW/FW aux. cooler line isolating valve, DN100 , Globe valve

12. Harbour DG attached pump SW inlet valve, size:DN100, Flange to flange 120mm

FO bunker manifold butterfly valves,Valve for FO tanks on manifold to remove, inspect, if the rubber ring damaged it has to be renewed. Valves:504S, 402S, 502S, 204S,24S, 203P,23P, 404S, 401P, 405P, 503P, 501P. Size of the valve: Butterfly valve, DN 150

Ballast pump suction and discharge and tank valves,150 NB butterfly valves old valves to be removed and new valves with gear operated to be fitted with new ss bolts and nuts

Isolating valves for the 51C & 52 C Ballast tanks to be procured and installed. The present 6 inch size ballast pipeline behind ballast valves manifold to be cut and Gate valve of 150 NB size to be installed. DETAILS: OD-280mm; HOLE DIA-22mm; NO OF HOLES - 8; PCD-240mm;THICKNESS-25MM

Procure, supply and fitment of Bunker line flow meter strainer filter .Size of the filter -height25 cm X diameter 16cm with hole 0.7mm hole.

Vijaya Lakshmi Industries

KRYSTAL ENGINEERING TECHNOLOGIES

SRI SAI KRISHNA WORKS