supply & erection of ss pipes and fittings, valves for sea water pipe lines valves , supply of ss pipes and fittings, valves , 450 nb pipe dimension : schedule 40 material : ss316l make : jindal/tata/sail , 300 nb pipe dimension : schedule 40 material : ss316l make : jindal/tata/sail , 50 nb pipe dimension : schedule 40 material : ss316l make : jindal/tata/sail , 25 nb pipe dimension : schedule 40 material : ss316l make : jindal/tata/sail , 450 nb bend dimension : schedule 40 material : ss316l , 450 nb flange dimension : class 150 material : ss316l , 300 nb flange dimension : class 150 material : ss316l , m24 x 170 bolt & nut full threaded with 2 nos washer material : ss316 , m20 x 80 bolt & nut full threaded with 2 nos washer material : ss316 , gate valve size : 50nb dimension : class 150 material : ss316, body, bonnet, wedge, disc, trim & seat : astm a351 cf8m, stem : astm a276 wheel : malleable iron, end details : flanged ends confirm to ansi b16.5, operating pressure : 10bar operation : manual, process fluid : sea water, duty : continuous , gate valve size : 25 nb dimension : class 150 material : ss316, body, bonnet, wedge, disc, trim & seat : astm a351 cf8m, stem : astm a276 wheel : malleable iron, end details : flanged ends confirm to ansi b16.5, operating pressure : 10bar operation : manual, process fluid : sea water, duty : continuous , wafer type hand operated butterfly valve size : nb 450mm, with heavy duty worm gear assembly with isi marking bs 5155, class 150 with required fasteners tech spec : type : wafer type body : ci is 210 fg 200 standard : bs 5155 class 150 disc : cf8m (ss316) body seal : nitrile rubber/epdm shaft : ss316 fluid medium : sea water fluid pressure : 10 kg/cm2 heavy duty gear box (worm & gear shaft) :en36 surface hardened temperature to 55-60 hrc make: audco or equivalent , fabrication & erection of ss pipes and fittings , charges for fabrication and erection of ss316 l pipes and fitting as per site requirement, dismantling the existing damaged ms pipe lines and devoluted to stores