... export experience4.High Quality Packing system Fence gate, steel fence gate, fence iron gate, fencing gate, pvc fence gate, metal fence gate, garden fence gate→Material:High Quality low carbon ... surfaceSquare tubes: 35X35mm,40X40mm,50mmX50mm,60mmX60mmSurface treatmentGalvanized Steel pipe+high adhesion electrostatic spraying processingColorRAL 6005colorsMaterial propertiesTensile strength of steel ...