rfq-9261 procurement of valves for concentrator plant valves for concentrator plant , valves for concentrator plant , c.i.lubricated taper plug valve with wrench, size-3 ( 80mm ) , class-150, flanged ends drilled to asa-125f , taper plug valve cast iron lubricoted taper plug screwed with valve wrench 2 , cast iron taper plug valve lubricated 4. inch with wrench , valve gate size 6 cast steel class-150 standerd to bs1414 api-600 asa. 6 , c.i. gate valve of grade-15 flanged ends drilled to table dbs:10 hydrulically tested at pressure 300 psi 4. inch , sluice valve c i d f valve confirming to is 780 / 1969class 1 inside screw rising type spindle made of solid forged brass / gun metal spindle nut, flanges machined and drilled to is 153801969 with cap 8