Model Number: 20*20-500*500 20*40-400*600 Brand Name: YOUFA SUQARE OR RECTANGULAR Key Specifications/Special Features: As the largest manufacture of steel pipes and one of the top 500 enterprises in China, we are willing and able to provide you with quality services, thebest products and competitive pricesOuter diameter: 20*20-500*500mm/20*40-400*600mmWall thickness: 1 - 30mmLength: 6m/5.8m (or according to customers' requirements)Materials: Q195, Q235, Q345/GRA, GRB/STK400Standards: BS EN 10219, ASTM A500, JIS G3466, GB/T6728Surface: hot-dip galvanized, oiled with PVC wrapped, black varnishedTechnique:ERW welded square tubeZinc coating: pre-galvanized steel square tube: 60g/m-150g/m Galvanized steel square tube: 200g/m-400g/m
Packing:
Big outer diameter: in bulk
Small outer diameter: in bundles
Or nested according to customer's requirements