bids are invited for steel tubes fittings gi tubing medium grade 25 mm bore , gi tubing medium grade 15 mm bore , gi tubing medium grade 20 mm bore , gi tee equal 15 mm bore , gi socket reduced 25mm x 15mm bore , gi socket reduced 20mm x 15mm bore , ap3 grease , nipple gi 20mm x 50mm long , ot solution for chlorine test kit , gi long screw 15x75mm , gi tee equal 20mm bore , elbow reducer 25x15mm , plug gi 15mm , nipple gi 20mm bore, 10 cm long , gi union 20mm , nipple gi 20mmx75mm long , nipple gi 15x150mm long , gi socket 20mm , gi socket 25 mm , nipple gi 15x 200mm long , nipple gi 15x 250mm long , gi socket 20 mm , socket reducer 15 x 20 mm , elbow reducer 20 x 15mm , nipple gi 15mm x 75mm long , nipple gi 15x100mm long , gi socket 15mm , tee reducer 15 x 20mm , gi union 25mm , nut and bolt full thread with washer 80mm long for gyser , elbow 25 mm , tee reducer 15 x 25mm , gi reduced elbow 15mm x 20 mm bore , tee reducer 20 x 25mm , rubber sheet for gasket as per sample , union gi 40mm , gi socket 40 mm , gi union 50mm , gi bend 20mm , plug gi 20mm , gi union 40mm , gi nipple 40 x 50 mm long , gi nipple 40 x 100 mm long , gi socket 50 mm , gi nipple 50 x 50 mm long , gi nipple 50 x 100 mm long total quantity : 630