1)Product:carbon steel profile square pipe 2)WT:0.7mm-13mm 3)Material: ... )Length:1m-12m 5)Size:15*15mm-400*400mm carbon steel profile square pipe1)ApplicationsWater Pipelines, Waste waterlines , Water supply mains ... , Cold storages, Tabular poles Fire Protection Systems, HVAC, Plumbing, Fabrication industry, Food Processing, Pharmaceutical, Petrochemical, Chemical, Machine Building, Fencing, Railing ...