Tender For Replacement Of 700 Mm Dia Nrv Of Sewage Pump Set No.5 At Haiderpuri Sps.; 1 Replacement of the 700 mm dia Non return valve of sewage pump set No. 5 at Haiderpuri SPS by carrying out the following works:-Supply of case Iron double flanged multi door swing check valve having body, door, cover of graded in cast iron to IS:210, GRFG. 260 body and door rings of SS ASTM A743 Gr, CF8 and bearing block of leaded tin bronze to IS:318 Gr. LTB2, hinge pin of stainless steel AISI:431 valves generally conform to IS:5312. Flange to be drilled as per IS1538 Part-IV & VI. Valves are suitable for hydrostatic test pressure of 10 Kg.Cm2 for seat and 15 Kg. Cm2 for body (PN-1 Rating)Make:-KBL/ IVC/ VAG/ DOROT/ R&D/ SKOPE/ MARCK/ JUPITER/ R&D/ HAWA/ CAIR EUROMATIC. 2 Dismantling of old Non return valves& bend & re-fixing of new valve i/c new nut, bolt & gasket.
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