short dated tender - bids are invited for elbow, equal, 135 degrees conforming to is 1239 (part 2) , running nipples, close taper nipples and barrel nipples confirming to is 1239 (part 2) , elbows, tees and crosses, equal confirming to is 1239 (part 2) , pipe unions confirming to is 1239 (part 2) , polytetrafluoroethylene (ptfe) thread sealing tape , gi elbow reducer of size 20 x 15 mm standard quality , gi nipple of size 15 x 50 mm std quality , gi nipple of size 20 mm x 75 mm length standard quality , gi plug 15 mm standard quality , gi plug 20 mm standard quality , gi plug 25 mm standard quality , gi socket 15 mm standard quality isi marked , gi socket 20 mm isi marked , gi socket 25mm , gi socket reducer 20 mm x15 mm mm standard quality , isi mark , gi socket reducer 25 mm x15 mm mm standard quality , isi mark , gi socket reducer 25 mm x20 mm mm standard quality , isi mark , gi tee reducer 20 x 15 mm isi marked , gi tee reducer 25 x 15 mm isi marked , gi tee reducer 25 x 20 mm isi marked , ms hook for gi pipe 15 or 20mm , tank nipple gi 15 mm make unik standard quality , tank nipple gi of size 20 mm isi marked , gi barrel nipple 15x250mm , gi elbow 80mm , gi nipple 15 x 200 , gi nipple 80x150mm , gi reducer 40x25mm , gi socket 40mm , gi socket 50mm , gi socket 80mm , gi union 80mm , gi plug 50 mm standard quality , gi pipe med grade 80 mm , gi pipe med grade 65 mm