notice inviting tender for supply of valves at rcf trombay unit as per nit , alloy steel gate valve size: 6 inch nb x 600# ends: butt weld ends to suit 6nb sch 40 pipe constructional details: 1 . body: cast 2 . bonnet to body connection: bolted 3 . operation: handwheel operated with rising stem 4 . stem < ( >&< ) > yoke type: outside stem < ( >&< ) > yoke 5 . disc type: parabolic material of construction: 1 . body: astm a217 gr . wc6 2 . body seat ring: astm a182 gr . f6a stellited 3 . disc: astm a182 gr . f6a stellited 4 . stem: astm a479-410-2 5 . stem packing: grafoil 6 . fasteners: a193 gr . b7/a194 gr . 2h 7 . bonnet gasket: spiral wound ss304 with graphite filled applicable standards: 1 . pressure rating: ansi b 16 . 34 2 . valve inspection < ( >&< ) > testing: api 598 3 . dimensional standard: ansi b 16 . 10 , ansi b 16 . 5 notes: 1 . copper and copper alloys are not permitted . 2 . material test certificates < ( >&< ) > hydro test certificates of valves shall be furnished along with supply . 3 . valve to be supplied duly painted by aluminium paint of min . 40 micron dft < ( >&< ) > packed with proper end cap protector . , swing check valve with bolted bonnet; size: 6 nb x 600#; ends: butt welded to suit 6 nb sch 40 pipe moc: ( 1 ) body / cover: astm a 217 gr . wc6; ( 2 ) seat ring: astm a182 f6a + stellited; ( 3 ) disc: astm a182 gr f6a + stellited; ( 4 ) hinge: 13 cr . ; ( 5 ) bonnet gasket: spirally-wound ss 304 with graphite filler; ( 6 ) disc washer , disc nut pin and hinge pin: 13% cr steel; ( 7 ) disc nut: ss 304; ( 8 ) cover studs < ( >&< ) > nuts: astm a 193 gr b7 < ( >&< ) > astm a 194 gr 2h; ( 9 ) hinge pin cover bolt: astm a 193 gr b7; compliance standards: design standard: api 600; face to face dimensions: as per ansi b16 . 10; pressure < ( >&< ) > temperature rating: as per ansi b 16 . 34; inspection and testing as per api 598; note: 1 . copper and copper alloys are not permitted . 2 . material test certificates < ( >&< ) > hydro test certificates of valves shall be furnished along with supply . 3 . valve to be supplied duly painted by aluminium paint of min . 40 micron dft < ( >&< ) > packed with proper end cap protector . , alloy steel globe valve size: 2 inch nb x 600# ends: butt weld ends to suit 2 nb sch 80 pipe constructional details: 1 . body: cast 2 . bonnet to body connection: bolted 3 . operation: handwheel operated with rising stem 4 . stem < ( >&< ) > yoke type: outside stem < ( >&< ) > yoke 5 . disc type: parabolic material of construction: 1 . body: astm a217 gr . wc6 2 . body seat ring: astm a182 gr . f6a stellited 3 . disc: astm a182 gr . f6a stellited 4 . stem: astm a479-410-2 5 . stem packing: grafoil 6 . fasteners: a193 gr . b7/a194 gr . 2h 7 . bonnet gasket: spiral wound ss304 with graphite filled applicable standards: 1 . pressure rating: ansi b 16 . 34 2 . valve inspection < ( >&< ) > testing: api 598 3 . dimensional standard: ansi b 16 . 10 , ansi b 16 . 5 notes: 1 . copper and copper alloys are not permitted . 2 . material test certificates < ( >&< ) > hydro test certificates of valves shall be furnished along with supply . 3 . valve to be supplied duly painted by aluminium paint of min . 40 micron dft < ( >&< ) > packed with proper end cap protector . , alloy steel globe valve , size: 3/4 nb x 800# ends: socket weld ends constructional details: 1 . body: forged 2 . bonnet to body connection: welded 3 . operation: handwheel operated with rising stem 4 . stem < ( >&< ) > yoke type: outside stem < ( >&< ) > yoke moc:- 1 . body and bonnet-a 182 f11 , 2 . stem- 13 cr , 3 . wedge disc/ plug disc- a182 gr . f6a + stellited , 4 . yoke bush- a 439 type d2 , 5 . gland bush- ss 410 , 6 . fasteners: a 193 b7/ a 194 2h , 7 . stem packing-grafoil applicable standards: 1 . design standard: api 602 / bs 5352; 2 . valve inspection < ( >&< ) > testing: api 598 / bs5352 notes: 1 . copper and copper alloys are not permitted . 2 . material test certificates < ( >&< ) > hydro test certificates of valves shall be furnished along with supply . 3 . valve to be supplied duly painted by aluminium paint of min . 40 micron dft < ( >&< ) > packed with proper end cap protector . , alloy steel gate valve size: 3/4 inch nb x 800# ends: socket weld ends constructional details: 1 . body: forged 2 . bonnet to body connection: welded 3 . operation: handwheel operated with rising stem 4 . stem < ( >&< ) > yoke type: outside stem < ( >&< ) > yoke material of construction: 1 . body: astm a182 gr . f11 2 . body seat ring: astm a182 gr . f6a stellited 3 . gate: astm a182 gr . f6a stellited 4 . stem: 13 cr . 5 . stem packing: grafoil 6 . fasteners: a193 gr . b7/a194 gr . 2h 7 . bonnet gasket: spiral wound ss304 with graphite filled applicable standards: 1 . design standard: api 602 / bs 5352; 2 . valve inspection < ( >&< ) > testing: api 598 / bs5352 note: 1 . copper and copper alloys are not permitted . 2 . material test certificates < ( >&< ) > hydro test certificates of valves shall be furnished along with supply . 3 . valve to be supplied duly painted by aluminium paint of min . 40 micron dft < ( >&< ) > packed with proper end cap protector .