Overhauling, making, supply and installation replacement of parts of steam winding engine at 4No. Pit of Kumardihi A Colliery with providing all types of materials fitting for safe and safety (Man winding Production) under Bankola Area.

Amount

Item Description/ Heading

Making proper arrangement for dismantaling the F engine components through proper support with the help of derick system chain pully and wooden props with safety of men and material

Jig and fixture hydraulic press for safety work

Some cleaning for safety work

Complete engine components dismentalling/ cleaning and oil burning by using gas

Liver shaft welding by suitable electrode Ewastick 1805 L and T

Liver shaft machining

Stafing Box G.M bush new making both side 2 nos.

Link motion all over portion welding by using Durochrome 4mm 5 kg

Link motion welded portion machining as per size 10 nos

Link motion pin EN-19 grade material new 10 nos

Assembling same

Complete cross set opening by special arrangement 2 set

Cross head wooden pattern making cost

Cost of moulding box

Cost of jabri

Cost of casting box

Cost of material E.N.24 grade (both side) 178 kg I set

Crosshead complete machining as per original profile 2 set

Crosshead base portion pad new making pattern coat

Pad new making 2 set

Pad machining and hole making 2 set

H.T bolt 6 no.

Stafing G.M Bush new making 2no.

Piston Head new making as per size 2 nos.

Piston ring new making as per size 12 nos

Piston rod new making 2 nos

Steam cylinder 4.m nneck bush 2 no

Steam cylinder gland G.M bush 2 no.

Big end G.M Bush new making 2 nos

Cross head G.M bush new making 2 no.s

Cylinder bore re bouring 2.5 mm both side after neceserry arrangement making 2 nos

Crosshead gozel pin with double check nut and split pin 2 no.

Measurement takig opening and fitting the same

Crank shaft G.M Bush bearing both side new 4 no.

Cylinder body both side broken portion, gauging and grinding for preparation of welding

Cylinder welding by using suitable electrodes by using L and T make 224 xyrone8 kg

H.T bolt and nut making cylinder head body as per size EN-19 Grade 16pc

Steam cylinder neck bush both side new making 2 no.

Slide value rod new making both side 2 no

Both side value adjusting 2 set

Slide value G.M bush 2 no.s

Drum pinion opening and welding oval borely using L and T 27 eustect trade electrode sirst layer 8kg

Pionion bore final welding by using L and T make 224 xyrone6kg

Machining of the welded portion of the drum pinion by special arrangement with live bouring machining as per original profile

Machining of key way welding and machining the same

Placing and assembling the same

Repairing of steam controlling value having steam body ss plate, value. Main value and seat of bronze with seat of bronze with oprating handle with required material and brazing 1 set

Regulating value repairing by changing nesserry defective spares or required

Emergency value repairing by changing necessary defective spares

Block of crankshaft stud now making 1 14*6 1½ 8 no.

Block place cover side drilling and thread making both side

Excentic fore welding by using 224 xyrone L and T make both side

Excentic H.T stud new making 3 no.s

Main shaft bilock G.M Bush bearing new fitting both side 2 set

Power brake assembly repairing and head new making ring changing with G.M bush of gland, seal kit new changing attachment 'o' ring changing

Power brake H.T Nut bolt new changing 5/8 width F 24 no

Assemble the same

Bed plate cracked portion grinding for preparation of weld

Cost of electrode make 27 13 kg

Cost of electrode for final layer welding by L and T make xyrone 224 10kg

Magness steel plate 250 kg

Cost of steel electrode for plate welding ESAB make durochrome 4mm 12kg

Industrial DA and oxygen cost

Dismantalling old/damaged brake post with all attachment

Measurement taking at site

Cutting of material as per original profile at shaping lather machine

Machining of brake post outside surface 2 nos

Brake post hole making by machine as per required size

Heat treatment of the post by special arrangment

Materials testing

New pin making as per size with EN-19 3 no.s

Lock pin 3 no.s

Re assembling all attachment with new brake post

After assembling brake testing for safe running

Anti rust painting

Winding engine after complete repairing all related components fitting joining as per original profile

Transporting charges work shop to colliery side time to time with tools and tackles

Total impact of GST for the purpose of CTC

Nirankar Motor Works

THE PIONEER ENGINEERING COMPANY