bids are invited for bellow seal valve lot 1. 2 inch valve gate bellow sealed , lot 2. 3 inch valve gate bellow sealed. lock open , lot 3. 3 inch valve gate bellow sealed , lot 4. 3 inch valve gate bellow sealed , lot 5. 6 inch valve gate bellow sealed gemarpts searched bellow sealed valve strings used in gemarpts non metallic bellow, neoprene rubber bellow (bhel), roasted almonds, sealed chest drainage bag - pleural cavity drainage units or containers, copper alloy gate gemarpts searched valve for waterworks purpose as per is 778, needle valve, cast copper alloy screw down bib taps and stop valves for result generated in gemarpts water services as per is 781, sequence valve, general purpose ball valves (v2), plastics bib taps pillar taps angle valves and stop valves as per is 9763:2000 (latest) relevant non metallic bellow categories selected for notification total quantity : 28