| Product name | Hot-dip galvanized Square pipes |
| Material | Q195,Q235,Q345, STK400, STK500, S235, S355 |
| Shape | Square |
| Size | 15*15mm-500*500mm |
| Length | 5800 o r6000/6M or customized |
| Surface Treatment | 1)Black,Pre-galvanized |
| 2)oiled,powder coating |
| 3)Galvanized as your requirement |
| PS:Pre galvanized steel pipe: 30-270g/m2; |
| Hot dipped galvanized steel pipe: 200-400g/m2,350-400g/square meter |
| End Finish | Plain/ beveled ends or threaded with sockets/coupling and plastic caps. |
| Packaging | Packing in bundle with steel strips; with seaworthy package at the end; could be done with your requirement. |
| Inspection | With Chemical Composition and Mechanical Properties Testing; Hydrostatic Test, Dimensional and Visual Inspection, With Nondestructive Inspection |
| Application | construction pipe, machine structure pipe, agriculture equipment pipe, water and gas pipe, Greenhouse pipe, Building material, Furniture tube, Low pressure fluid tube, etc |
| Others | 1:Special design available according to requirement |
| 2:Pipe can be necked dowm, punching hole on pipe wall. |
| 3:Pipe fittings, elbows are available. |
| 4.All production process are under the ISO9001:2000 strictly |