National Thermal Power Corporation Limited

National Thermal Power Corporation Limited has published Bids Are Invited For 10 - M1661321545 – 100261980 Hose: Hvyno,Is3549 Total Quantity : 42; HOSE,NON-METALLIC TYPE : HEAVY DUTY,SMOOTH BORE(TYPE-2) MATERIAL : RUBBER MATERIAL SPEC : IS 3549 SIZE : 300 MM 1. Supply of 300 MM/12 INCH heavy duty flexible water hose with flanges as per IS:3549 for handling raw turbid water. length of each hose pipe should be 3.5 MTRS. 2. the hoses should withstand working pressure of 5.0 KG/CM2. 3. Hose test pressure & burst pressure shall be 7.5 KG/CM2 AND 15 KG/CM2 RESPECTIVELY 4. Thickness Of Hoses: 15 MM TO 16 MM. 5. hose must sustain temperature ranging from 5 to 70 degree centigrade. 6. two nos. of clamp sets must be provided along with every 3.5 meters of rubber hose. 7. Hose must be capable to sustain in rainwater, muddy water & plant effluents etc. 8. Each hose pipe to be mounted with two flange one at each end. A) FLANGE OD - 457 MM, PCD - 400 MM, NO. OF HOLES - 12, HOLE DIA - 22 MM, FLANGE THICKNESS-15 MM (ONE END OF HOSE) B) FLANGE OD - 532 MM, PCD - 475 MM, NO. OF HOLES - 12, HOLE DIA - 25 MM, FLANGE THICKNESS-15 MM (OTHER END OF PIPE) Drawings attached in PR GAdrawing_20251110052004.360_X. Last date of submission for this tender is 2025-12-01. This is a Hose Pipe tender in Kokrajhar, Assam