bids are invited for bronze fittings for frigates yard 1258 and 1259 935952400901 interflange adapter ring dn40 32 pn25 , 935952400902 interflange adapter ring dn50 32 pn25 , 935952400909 interflange adapter ring dn80 65 pn10 , 935952400911 interflange adapter ring dn100 80 pn10 , 935952401302 bronze drain plug m24x2 pn16 , 935952401306 bronze drain plug m48x2 pn16 , 935946101700 orifice plate dn10 , 935952413000 interflange adapter ring dn32 , 935951201502 bronze weld piece on pipe for threaded end fitti dn15 pn16 , 935952400600 interflange orifice plate dn20 pn25 , 935952400602 interflange orifice plate dn32 pn25 , 935952400604 interflange orifice plate dn50 pn25 , 935952400605 interflange orifice plate dn65 pn10 , 935952400607 interflange orifice plate dn100 pn10 total quantity : 76