Ground screw for flag poles and banners screw piles for flag, sometimes referred to as ground screw, screw anchor, helical piles, and screw piles for flag are q235 steel made and surface is galvanized zinc. Screw piles for flag are used for building...
Hot Sale Steel Ground Anchor Screws Hot Sale Steel Ground Anchor Screws is made by Q235 steel and Q235 means the loading power is 235Pa in certain situation. And the loading power is enough for supporting wooden house, buildings, construction and so...
Ground screw is a kind of drilling pile with screw for driving under the ground more easily. Meanwhile, the screw increase the contact area so that it grasp earth more firmly than other traditional post anchor. So it can be used in loose earth, sandy soil, marsh, bedrock and the...