tender for procurement of different seat and disc related to dry ash system for day to day running maintenance at ahpmm stg i sgtpp.-- 1 procurement ofdifferent seat & disc related to dry ash system for day to day running maintenance at ahp-mm, stg-i 2 valve disc,2.5 vent valve # dcips for vent/equalising valve sgtpp1, for vent/equalising valve sgtpp1, for vent/equalising valve sgtpp1, moc: c-20,is 1875 with ceram ic face.size 2-1/2 as per drawing no-25p06-1b-t-121 ( moc: high chrome alloy c.i. hardness: 450-500 bhn, as per sample ) 3 valve seat,2.5 vent valve # dcips for vent/equalising valve sgtpp1, for vent/equalising valve sgtpp1, for vent/equalising valve sgtpp1, moc: c-20,is 1875 with ceram ic face.size 2-1/2 as per drawing no-25p06-1b-t-121 ( moc: high chrome alloy c.i hardness: 450-500 bhn, as per sample ) 4 unequal short piece for 65nb vent line for nuvafeeder sgtpp1, for nuvafeeder sgtpp1, for nuvafeeder sgtpp1, both side unequal flange,m.o.c: c.i,pipe thk: 08mm,flange to flange distance: 90mm,big flange dimension: flange thk: 10mm,pcd: 125mm,od: 164mm ( as per sample ) 5 equal short piece,65nb dia vent line for dry ash system sgtpp both side equal flange,m.o.c: c.i,pipe thk: 08 mm,flange to flange distance: 130mm,flange description: flange thk: 10mm,pcd: 125mm ,od: 164mm ( as per sample ) 6 disc for 12 swing disc gate # part no. 5 disc (part no.5) for 12 swing disc gate of transfer hopper as per drg no.28p03-1b-t-210 ( moc:ar 400,hardness 400-500 bhn, as per sample ) 7 seat for 12 swing disc gate # part no. 4 seat (part no.4) for 12 swing disc gate of transfer hopper as per drg no.28p03-1b-t-210 ( high crome 24% to 27% chrome, hardness 450-500 bhn, grinded & lapped to 16 micron, as per sample ) 8 gate disc,12x6 diffuser intake vv for diffuser intake valve sgtpp dcips moc: durite bhn:450-500 as per dcips drg.25p06-t-1b-032 ( moc: durite, bhn 450-500, grinded & lapped, as per sample ) 9 gate seat,12x6 diffuser intake vv for diffuser intake valve sgtpp dcips moc: durite bhn:450-500 as per dcips drg.25p06-t-1b-032 ( moc: durite, bhn 450-500, grinded & lapped, as per sample ) 10 slide for 8 inch tersg for tersg valve sgtpp dcips moc: c.i,fg-220,is:210 as per dcips dwg no 25p06-1b-t-040 ( moc: c.i, fg-220, as per sample ) 11 seat/casing guard for (tersg) 8 # seat/casing guard for fly ash header valve (tersg) 8 as per drg no.28p03-t-1b-040 ( for 8 bs tersg with allenn screw. part no: 12. moc: durite (alloy c.i) bhn-250, as per sample ) 12 disc for 8x8 fly ash intake valve for ash intake valve sgtpp dcips moc: durite,bhn-400,as per dcips dwg no.25p06-1b-t-022 ( as per sample ) 13 removable seat,8x8 fly ash intake vv for ash intake valve sgtpp dcips moc: durite,bhn-400,as per dcips dwg no.25p06-1b-t-022 ( as per sample ) 14 gate orifice for orifice feeder for orifice feeder sgtpp dcips moc:durite bhn-350,as per dcips dwg no.25p06-1b-t-351 ( as per sample ) 15 fluidizer orifice for orifice feeder for orifice feeder sgtpp dcips moc: durite bhn-350,as per dcips dwg no.25p06-1b-t-351 ( as per sample )