Tender For supply of butterfly valve and nrv - 3098430, 5.000, material name : manual lever aquaseal 10 ci wafer type butterfly valvemake :l&t onlybody style: wafer typepressure rating: pn 10size : 4 inch (dn 100)body material : cast ironbody liner: black nitriledisc: cast ironshaft: carbon steel(en 8)valve design: en 593, api 609 cat a,mss sp 67, iso 5752body tested: asme b16.5 class 150consider only with design test certificate., 3108627, 5.000, material name : flap single plate ci wafer type nrv (check valve)make :castle onlybody material : cast iron (is: 210 fg 200)disc: cf8/ss304pressure rating: pn 16size : 3 inch (76 mm)body style: wafer typeseat: black nitrilebody tested: asme b16.5 class 150consider only with design test certificate., 3101747, 5.000, material name : flap single plate ci wafer type nrv (check valve)make :castle onlybody material : cast iron (is: 210 fg 200)disc: cf8/ss304pressure rating: pn 16size : 4 inch (100 mm)body style: wafer typeseat: black nitrilebody tested: asme b16.5 class 150consider only with design test certificate.