procurement of knife edge gate valves, pneumatic actuator and seal kit of actuator for ash handling system of 210mw, atps, mppgcl, chachai procurement of knife edge gate valves, pneumatic actuator and seal kit of actuator for ash handling system of 210mw, atps, mppgcl, chachai , 300 nb knife edge gate valve with pneumatic double acting cylinder ( complete assembly ) size:- 300 nb make: bray / vaasspecification type:- uni directionaal wafer type , semi lugged model:- fig 950 body : - ductile iron - astm a395 gr. 65-45-15 gate:-ss304 + hard chromedseat:-integral metal seatstem:-ss304 - raising stemvalve fasteners: carbon steelyoke / side plate / superstructure:-carbon steel leakge:-ansi class ivpressure rating:-cwp10 operation:- pneumatic double acting cyclinder, frp, make: bray standard, rcgc6 , 300 nb knife edge gate valve complete assembly with hand wheel operated size:- 300 nb make: bray / vaasspecification type:- uni directionaal wafer type , semi lugged model:- fig 950 body : - ductile iron - astm a395 gr. 65-45-15 gate:-ss304 + hard chromed seat:-integral metal seatstem:-ss304 - raising stemvalve fasteners: carbon steelyoke / side plate / superstructure:-carbon steelleakge:-ansi class ivpressure rating:-cwp10 chain wheel drive - drop length 3 meters considered.chain moc: cs , 150nb knife edge gate valve with pneumatic double acting cylinder ( complete assembly ) size:- 150 nb make: bray / vaasspecification type:- uni directionaal wafer type , semi lugged model:- fig 950 body : - ductile iron - astm a395 gr. 65-45-15 gate:-ss304 + hard chromedseat:-integral metal seat stem:-ss304 - raising stem valve fasteners: carbon steel yoke / side plate / superstructure:-carbon steelleakge:-ansi class iv pressure rating:-cwp10operation:- pneumatic double acting cyclinder, frp, make: bray standard, rcgc4 , bare actuator for valve size -300 mm specification :- bare actuator | actuator model: rcgc12 | fuw 1200, fig752 , bare actuator for valve size -200 mm specification :- bare actuator | actuator model: rcgc10 | fuw 0800, fig752 , actuator spare seal kit for valvesize - 300 mm specification :- c12 / crk - cylinder repair kit fuw 1200, fig752, cwp-10 / rcgc12 , actuator spare seal kit for valvesize -300 mm specification :- c10 / crk - cylinder repair kit fuw 0800, fig752, cwp-10 / rcgc10