This System usually choose Square Post (50*50mm, 60*60mm), Rectangular Post (80*60*2. 5mm, 120*60*3mm) With the high strength and so on. With plastic caps or Roofing rainhat. The finished surface usually is Galvanized and Powder coating, or alternatively.
System ນີ້ປົກກະຕິແລ້ວເລືອກ Square Post (50 * 50mm, 60 * 60mm), ມຸມສາກ Post (80 * 60 * 2 5mm, 120 * 60 * 3mm.) ມີຄວາມເຂັ້ມແຂງສູງແລະອື່ນໆ. ການໃສ່ຫມວກຢາງຫຼືມຸງຫລັງຄາ rainhat. ການດິນສໍາເລັດຮູບປົກກະຕິແລ້ວແມ່ນ Galvanized ແລະຝຸ່ນເຄືອບ, ຫຼືທາງເລືອກ.