bids are invited for custom bid for services - item no 1 1 lapping and blue matching of valves seat and disc valves of size up to 1 inch scheduled qty 100 nos , custom bid for services - item no 1 2lapping and blue matching of valves seat and discvalves of size greater than 1 inch and up to 2 inch scheduled qty 100 nos , custom bid for services - item no 1 3 lapping and blue matching of valves seat and discvalves of size greater than 2 inch and up to 4 inch scheduled qty 100 nos , custom bid for services - item no 1 4 lapping and blue matching of valves seat and disc valves of size greater than 4 inch and up to 6 inch scheduled qty 100 nos , custom bid for services - item no 1 5lapping and blue matching of valves seat and disc valves of size greater than 6 inch and up to 8 inch scheduled qty 100 nos , custom bid for services - item no 2 1 overhauling of valves valves of size up to 1 inch scheduled qty 100 nos , custom bid for services - item no 2 2 overhauling of valves of size greater than 1 inch and up to 2 inch scheduled qty 100 nos , custom bid for services - item no 2 3 overhauling of valves of size greater than 2 inch and up to 4inch scheduled qty 100 nos , custom bid for services - item no 2 4 overhauling of valves of size greater than 4 inch and up to 6 inch scheduled qty 100 nos , custom bid for services - item no 2 5 overhauling of valves of size greater than 6 inch and up to 8 inch scheduled qty 100 nos , custom bid for services - item no 2 6 overhauling of valves of size greater than 8 inch and up to 10 inch scheduled qty 100 nos , custom bid for services - item no 2 7 overhauling of valves of size greater than 10 inch and up to 12 inch scheduled qty 50 nos , custom bid for services - item no 2 8 overhauling of valves of size greater than 12 inch and up to 16 inch scheduled qty 30 nos , custom bid for services - item no 2 9 overhauling of valves of size greater than 16 inch and up to 20 inch scheduled qty 20 nos , custom bid for services - item no 2 10 overhauling of valvesof size greater than 20 inch and up to 32 inches scheduled qty 10 nos , custom bid for services - item no 3 1rectification of valve hard to operate problem without dismantling the valveof size up to 2 inch scheduled qty 50 nos , custom bid for services - item no 3 2 rectification of valve hard to operate problem without dismantling the valve of size greater than 2 inch and up to 4 inches scheduled qty 50 nos , custom bid for services - item no 4 1 overhauling of electrical actuators which involves dismantling cleaning replacement of actuator spares assembling etc power rating up to 2kw scheduled qty 10 nos , custom bid for services - item no 4 2 overhauling of electrical actuators which involves dismantling cleaning replacement of actuator spares assembling etcpower rating greater than 2kw and up to 4kw scheduled qty 10 nos , custom bid for services - item no 5 1 testing calibration of safety relief valves of size up to 2 inches scheduled qty 100 nos , custom bid for services - item no 5 2 testing and calibration ofsafety relief valves of size greater than 2 inch and up to 4 inches scheduled qty 10 nos