supply of valve for overhauling of unit no. 9, btps, obra, sonbhadra, u.p. , manually operated c.i. globe valve- 6 , manually operated c.i. gate valve- 6 , c.i. gate valve-3” or nb-80 mm, type of valve- rising type, body- wcb, class-150pressure-15 kg / cm2, medium: water, pcd-160mm, no. of hole-04 nos., hole dia -18mm, flange to flange distance-200mm , ci gate valve, n.b.-65mm, od-73mm, id-65mm, type of valve- rising type, body- c.i., pressure-20 kg / cm2, medium: water, pcd-140mm, no. of hole-04 nos., hole dia -16mm, flange to flange distance-185mm , ci gate valve 1, n.b.-25mm, od-34mm, id-25mm, type of valve- rising type, body-c.i., pressure -15 kg / cm2, medium: water, thread: both side , ci ball valve-1 / 2”, pressure-10-15 kg / cm2, medium -air, thread- both side , nrv, size 150mm , gun metal gate valve- ½”, pressure 10-15 kg / cm2, medium air, thread -both side, moc-gun metal , c.i. gate valve n.b.-100 mm, od-114mm, id-100mm, type of valve- rising type, body- c.i., pressure-15 kg / cm2, medium water, pcd-190mm, no. of hole-08 nos., hole dia -18mm, flange to flange distance-225mm , 200 nb butterfly valve ( manual ) with 02 spare kit ( spare kit i.e. handle and seat ) butterfly valve size: 8” ( dn 200 ) type- wafer with lever handle for manual operation pressure rating-pn-10, material construction: body- wcb, disc- ndi, seat: epdm, stem - ss 410 , c.i. plug valve, size-100 mm nb