bids are invited for gate valve type, design : outside screw and yoke moc, body/bonnet/cover: carbon steel material spec, bod y/bonnet : astm a216 grade wcb size 65 mm end connection : flanged pressure class class 150 valve operation hand wheel test standard api 598 design specification api 600 flange, facing : raised face material/spec, packing graphite material/spec gate valve type, design : wedge moc, body/bonnet/cover cast steel material spec, body/bonnet: astm a216 grade wcb size dn 80 end connection: flanged pressure class class 150 working temperature: 55 deg.c spindle type: rising, flange design spec: asme b16.5 gate valve moc, body/bonnet/cover carbon steel size: 100 mm end connection : flanged working temperature 140 deg.c working pressure : 7.3 bar moc, trim stainless steel 410 flange pitch circle diameter: 190.5 mm, with 8 number of holes having hole diameter of 19 mm gate valve moc, body/bonnet/cover: carbon steel material spec, body/bonnet : astm a216 grade wcb size: 125 mm end connection: flanged pressure class: class 150/pn16 end-end/face-face dist ance: 254 mm+/-2 valve operation: hand wheel working temperature: ambient test standard: api 598 design specification: api 600 moc, trim: 13% chromium steel spindle type: rising, gasket type: spiral wound, material: stainless steel 304 with graphite, gland packing material: graphite, pitch circle diameter: 215 .9 mm, with 8 number of hole gate valve of size: 150 mm, class-150, os & y type bolted bonnet rising spindle design as per api 600 & testing api 598, flange as p er asme b16.5 (rf). body & bonnet: astm a216 wcb, seat ring: astm a105+stellite 6/astm 216 wcb+13% cr, disc: astm a217 gr ca 15, ste m: astm a182 gr f6a, gasket: ss spiral wound with graphite filler, gland packing: graphite/graphoil, hand wheel: sg iron/steel gate valve of size: 200 mm, class-150, os & y type bolted bonnet rising spindle design as per api 600 & testing api 598, flange as per asme b16.5 (rf). body & bonnet: astm a216 wcb, seat ring: astm a105+stellite 6/astm 216 wcb+13% cr, disc: astm a217 gr ca 15, ste m: astm a182 gr f6a, gasket: ss spiral wound with graphite filler, gland packing: graphite/graphoil, hand wheel: sg iron/steel gate valve moc, body/bonnet/cover: cast steel size: dn 250 end connection: fla nged pressure class: asme 150 valve operation hand wheel working temperature: 150 deg c design specification: api 600 rising spindle, flange as per asme b16.5, leakage class: v or higher gate valve moc, body/bonnet/cover: cast steel size: dn 300 end connection: fla nged pressure class: class 150 valve operation hand wheel working specification: api 600 rising spindle, flanged as per asme b16.5, leakage class: temperature: 150 deg c design v or higher : total quantity : 39