procurement of air operated diaphragm pumps , list of item ( s ) / work ( s ) as per tender documents , air operated double diaphragm pump model aod-15 stt . price make or equivalent ( 1/2 x 1/2 ) asa-150 rf ss-316 flange end connections in ss-316 material fitted with teflon diaphragm/teflon balls head : 3-4 mtrs . cap . : 1-2 m3hr . air pressure req . : 3 . 5 kg/cm2 - 10 scfm . , air operated double diaphragm pump model aod 300 swtt . wilden make or equivalent ( 1 x 1 ) for lube oil transfer asa-150 rf ss-316 flange end connections in ss-316 material , body-ss316 material fitted with teflon diaphragm/teflon balls head : 3-4 mtrs . cap . : 3-5 m3hr . air pressure req . : 3 . 5 kg/cm2 - 25 scfm approx . , air operated double diphrgm pump , 3in ; pumps ; air operated double diphrgm pump , f/wldn , 3in type of pump : type of pump : air operated diaphragm pump head requirement : 50mflow : 400 to 600 l/min liquid to be handled : hydrocarbon with specific gravity 0 . 6 to 1 maximum operating temprature : 100 deg suction size: 3 inch discharge size : 3 inch availability of air pressure :6 kg/cm2 , 75-120 scfm approx . suspended solid size : max 2 to 4mm material of construction: wetted parts: aluminium non wetted parts: aluminium diaphragm: ptfe ( teflon ) ball valve: ptfe ( teflon ) valve seat: ptfe ( teflon ) o ring: ptfe ( teflon ) pump suction and discharge flanges shall be supplied with flexible hose connections ( min . 02 mtr . for suction along with suitable suction stariner and 03 mtr . for discharge ) . air shut off valve; filter/regulator and needle valve shall be provided on air supply line by vendor along with flange connected air hose . the maximum air pressure that air filter and regulator shall be capable of withstanding is 08 kg/ cm2 . air exhaust connection shall be provided with silencer/ muffler . notes: documnetation for all items: 1 . along with bid : 1 . 1 vendor should furnish g . a drawings & cross sectional drawings of pump showing various parts identified by numbers & material of construction . 1 . 2 product catalogue of pump 2 . along with material : 2 . 1 . vendor should furnish operation & maintenance manual along with all test certificate ( 3 sets in total ) . 2 . 2 . vendor has to give guarantee certificate for their product . 2 . 3 . vendor has to submit material test certificate , performance test certifcate , performance curves alongwith delivery of the pump 2 . 4 . vendor should furnish g . a drawings & cross sectional drawings of pump showing various parts identified by numbers & material of construction . 3 . spares requirement - 02 set diaphragm/ unit+ 02 set piston/packing rings