procurement of cast iron globe valves ,non return valves and slim seal butterfly valves for ahp of unit no. 1 to 4 of ph-ii and ph-i , at sgtps, mppgcl, birsinghpur. procurement of cast iron globe valves ,non return valves and slim seal butterfly valves for ahp of unit no. 1 to 4 of ph-ii and ph-i , at sgtps, mppgcl, birsinghpur. , cast iron gate valves :cast iron sluice gate valves as per latest amendments of is:14846:200, pressure rating: pn1.0, body material-cast iron is:210 gr fg-200 rising spindle of ss-410, internal working parts & yoke, bush & back seat of gun metal, bolted bonnet and outside screw & yoke type. flange drilled to bs:10, table d with ci hand wheel operated, hydraulic test pressure body 15kg/sq cm& seat and back seat 10kg/sq cm with counter flanges, bolts, nuts & rubber gaskets for following sie of valves. , size:300 nb , size:250 nb , size:200 nb , size:150 nb , size:100 nb , size: 80nb , size:65nb , size:50nb , cast iron globe valves : cast iron(en 1561 gr.gjl 200) globe valve as per bs 5152/bsen 13789/bs1873 pn16 with counter flanges & rising spindle, renewable seat, renewable disc ss(astm a276 type 410) or equivalent trim flange as per din 2533 for following size valve:- , size:250nb , size:200nb , size:150 nb , size:65 nb , cast iron non return valves as per is:5312(part-i) body material-is:210 gr.fg-200 bolted cver,trim-aisi-410 ss, class pn-1.6,end flanged as per is:1538 with counter flanges ,bolts, nuts &rubber gaskets for following size valve , size200nb , size250nb , slimseal butterfly valve manually operated (lever/gear operated) , size : 65 nb(dn65), connection:-flanged, media:- water, moc:-body- bs: 1452 gr 250, body lining- black nitrile rubber, disc- bs:2789 gr 420/12 nylon coated, shaft – top & bot- aisi 410, bearing- acetal copolymer, weather seal- nitrile rubber ,lever-sg iron, test pressure body-24 bar,seat-17.6 bar.lever operated , size : 300 nb(dn300),connection:-flanged, media:- air, moc:-body- bs: 1452 gr 250, body lining- black nitrile rubber, disc- bs:2789 gr 420/12 nylon coated, shaft – top & bot- aisi 410, bearing- ptfe(upper), acetal copolymer (lower), weather seal- nitrile rubber ,lever-sg iron, test pressure body-20.7 bar,seat-15.4 bar.gear operated , size : 400 nb(dn400),connection:-flanged, media:- air, moc:-body- bs: 1452 gr 250, body lining- black nitrile rubber, disc- bs:2789 gr 420/12 nylon coated, shaft – top & bot- aisi 410, bearing- ptfe(upper), acetal copolymer (lower), weather seal- nitrile rubber ,lever-sg iron, test pressure body-20.7 bar,seat-15.4 bar.gear operated. , slimseal butterfly valve with air cylinder actuator & limit switches. , size : 80 nb(dn80),connection:-flanged, media:- water, moc:-body- bs: 1452 gr 250, body lining- black nitrile rubber, disc- bs:2789 gr 420/12 nylon coated, shaft – top & bot- aisi 410, bearing- acetal copolymer, weather seal- nitrile rubber ,air cylinder-double acting type; size-2.1/4” bore x 6” stroke; limit switch-1 no + 1 nc, type-lla,test pressure body-24 bar,seat-17.6 bar. , size : 200 nb(dn200),connection:-flanged, media:- water, moc:-body- bs: 1452 gr 250, body lining- black nitrile rubber, disc- bs:2789 gr 420/12 nylon coated, shaft – top & bot- aisi 410, bearing- acetal copolymer, weather seal- nitrile rubber ,air cylinder-double acting type; size-4” bore x 10” stroke; limit switch-1 no + 1 nc, type-lla ,test pressure body-24 bar,seat-17.6 bar. , size : 250 nb(dn250),connection:-flanged, media:- water, moc:-body- bs: 1452 gr 250, body lining- black nitrile rubber, disc- bs:2789 gr 420/12 nylon coated, shaft – top & bot- aisi 410, bearing- ptfe(upper), acetal copolymer(lower), weather seal- nitrile rubber ,air cylinder-double acting type; size-4” bore x 10” stroke; limit switch-1 no + 1 nc, type-lla ,test pressure body-24 bar,seat-17.6 bar.