Procurement Of Air Release Valve Spares To Bellary Thermal Power Station 1. 150Mm Air V/V Hp Orifice 150Mm Air Valve Hp Orifice As Per Is :14845, Ansi B 16.5 ,Cl 150 ,Rating Pn -10, Make: Venus / R&D Multiples / Subhas / Equivalent., 2. 150Mm Air V/V Hp Orifice Plug 150Mm Air Valve Hp Orifice Plug As Per Is :14845, Ansi B 16.5, Cl 150, Rating Pn -10, Make: Venus / R&D Multiples / Subhas / Equivalent., 3. 150Mm Air V/V Hp Chmr Bal Float Ball For High Pressure Chamber Of Kinetic Air Release Valve. Arv Size: 6(150 Mm), As Per Is: 14845, Ansi B 16.5, Class 150, Moc: Wooden Ball Of Ebonite Coated. Make: Venus / R&D Multiples / Subhas / Equivalent., 4. 150Mm Air V/V Lp Seat Ring St.- 54 Or Equivalent Style Non-Metallic Caf 150Mm Air Valve Lp Seat Ring Made Of Natural Rubber ,As Per Is:14845, Ansi B 16.5, Cl 150, Rating Pn - 10, Make: Venus / R&D Multiples / Subhas / Equivalent., 5. 200Mm Air V/V Hp Orifice 200Mm Air Valve Hp Orifice As Per Is:14845, Ansi B 16.5, Cl 150, Rating Pn -10, Make: Venus / R&D Multiples / Subhas / Equivalent., 6. 200Mm Air V/V Hp Orifice Plug 200Mm Air Valve Hp Orifice Plug As Per Is:14845, Ansi B 16.5, Cl 150, Rating Pn -10, Make: Venus / R&D Multiples / Subhas / Equivalent, 7. 200Mm Air V/V Hp Chmr Bal Float Ball For High Pressure Chamber Of Kinetic Air Release Valve. Arv Size: 8(200Mm) As Per Is: 14845, Ansi B 16.5, Class 150, Moc: Wooden Ball Of Ebonite Coated. Make: Venus / R&D Multiples / Subhas / Equivalent., 8. 200Mm Air V/V Lp Seat Ring 200Mm Air Valve Lp Seat Ring Made Of Natural Rubber, As Per Is :14845, Ansi B 16.5, Cl 150, Rating Pn - 10, Make: Venus / R&D Multiples / Subhas / Equivalent.,