... ,Q345,St 52,St 37(3)OD: 5mm -80mm (4)Wall Thinkness.:0.5mm-13mm(5)Length: As customer's requirement ... , Cooling towers, Antenna and Telecom Towers, Cold storages, Tabular polesFire Protection Systems, HVAC, Plumbing,Fabrication industry, Food Processing, Pharmaceutical, Petrochemical, Chemical, Machine ...