procurement of pressure balance valve and y-strainers of bfp at stg-i,sgtpp. , procurement of pressure balance valve and y-strainers of bfp at stg-i,sgtpp. , pressure balancing valve ,type:r-k for generator seal oil system full description : pressure balancing valve for generator seal oil system,type:r-k, for stg-i ( make: ruggles-klingemann, serial : z12993 for 300 mw dec turbine turbine model :: n300-16.7/537/537-8 ) , y strainer fine filter for bfp main pump suction strainer part no-2,3,4,5,6 shenyang pump construction of ltd , drg no-pc-dg-406-m-513- 086 415 sp , y-strainer, rough filter for booster pump suction strainer part no-2,3,4,5,6 shenyang pump construction of ltd , drg no-pc-dg-406-m-513- 086 416 sp => limited