Anti Corrosive Steel pipe

Square Outer Diameter: 20*20mm - 250x250mm Rectangular Outer Diameter: 20*40mm-150x300mm Thickness: 0.7mm - 20mm Length: as requested ( normal 5.5M, 7.3M) Standard: ASTM A53, BS1387, GB Material: Q195, Q235,Q345 Packing: in bundles Surface Treatment: anti corrosive paint MOQ: 5tons of each size