procurement of check valves this item is reserved for mse vendors . if any mse vendor is not techno-commercially suitable then and only then , order for this item shall be placed on non-mse vendor . , supply material at rcf trombay unit , ss 316l swing check valve , size: 1 1/ 2 nb x 800 # , socw , as per snam progetti standard ga-e-60329 . specifications: moc : body - astm a 182 f316l , bolting - astm a193 b7 + astm a194 gr 2h , trim -316l , shutter seat face -316l , hinge pin or spring -316l , body seat -316l , characteristics: port opening type - reduced bore , body-bonnet/end joint-bolted bonnet , shutter type-swing , seat type-threaded ring , design: as per bs 5352 , end to end- mfr std- metallic , press test -as per bs6755 part-1 , ss 316l swing check valve , size: 2 nb x 300 # , flanged , as per snam progetti standard ga-e-60334 . specifications: moc : body - astm a 351 cf3m , bolting - astm a193 b7 + astm a194 gr 2h , trim -316l , shutter seat face -316l , hinge pin or spring -316l , body seat -316l , characteristics: port opening type - full bore , body-bonnet/end joint-bolted bonnet , shutter type-swing , seat type-threaded ring , design: as per bs 1868 , end to end- as per bs 2080 , press test -as per bs6755 part-1 , forged carbon steel lift check valve with socket weld ends as per thefollowing specification:size - 1/2 class 800moc:body - astm a 105; cover - astm a 105; disc-a 276-410 ( h ) ;seat - st6 ( integral ) ; spring - a313-ss302;hex . bolt - astm a 193 gr . b7;gasket- spiral wound ss 304 with graphite;end connections - socket weld ends as per asme b16 . 11;valve design as per bs 5352;valve testing as per api 598;pressure temperature rating as per asme b16 . 34; , forged carbon steel lift check valve with socket weld ends as per the following specification:size - 3/4 class 800moc:body - astm a 105; cover - astm a 105; disc-a 276-410 ( h ) ;seat - st6 ( integral ) ; spring - a313-ss302;hex . bolt - astm a 193 gr . b7;gasket- spiral wound ss 304 with graphite;end connections - socket weld ends as per asme b16 . 11;valve design as per bs 5352;valve testing as per api 598;pressure temperature rating as per asme b16 . 34; , check valve 3 150# , end connections 150# rf flange as per ansi b 16 . 5 , type: swing check valve , material: body and cover astm a 216 wcb , cove rstud/ nuts: a193 b7/ a194 2h , hinge pin aisi 410/ a 182 f6 , disc & bo dyseat , ring: a217 ca-15 or a216 wcb+13% cr facing , design as per bs 18 68testing as per api 598/bs 5146 , face to face asper ansi b 16 . 10