| Name | Galvanized Round Tube | 
| Size | 20-219mm,Wt:0.8-12mm;10*10-400*400mm,Wt:0.6-16mm;10*20-300*500mm,Wt0.6-16mm | 
| Length | 0.3-13m or as yours requirement | 
| Surface | Pre-galvanized/Hot Dip Galvanized/Oiled/Painted | 
| Zinc coating | Pre-galvanized :50-150GSM ; Hot Dip Galvanized:200-600GSM | 
| Standard | Square&Rectangular: ASTM A500,GB/T3094 ; Round Pipe: ASTM A53,BS1387-1985,GB/T3091-2001 | 
| Material | Q195/Q215/Q235/Q345/A36/S235JR/S355JR/ST52 | 
| End Treatment | Plain/Beveled/Threaded with sockets coupling and plastic cap/Necking down/Expanding neck/Punching holes |