China Factory Direct Supply Black Square Tube Rectangular Hollow Bi Pipe, Find details about China Bi Pipe, Hollow Bi Pipe from Factory Direct Supply Black Square Tube Rectangular Hollow Bi Pipe
Name | Square & Rectangular Hollow Section |
Specification | 15mmx15mm - 800mmx800mm 20mmx30mm - 600mmx800mm |
Wall Thickness | 1.0mm - 30mm |
Length | 1m - 16m or Customerized |
Steel material | Q195 → SS330,ST37,ST42 Q235 → SS400,S235JR Q345 → S355JR,SS500,ST52 |
Surface Treatment | 1) Bared 2) Black Painted (varnish coating) 3) Galvanized 4) Oiled 5) PE,3PE, FBE, corrosion resistant coating, Anti corrosion coating |