Guardrail installation will use a lot of screws fixed, so that the screw for its installation also played no small role in. And when the air-conditioning maintenance of its rails, many people neglect to its conservation, which resulted in a situation where air conditioning fence, even if the fence well maintained, but a long time should be replaced. And for this screw conservation is the most important moisture. First look shoddy fence profiles often pockmarked face phenomenon, which is due to the groove wear serious cause irregular uneven surface profile defects. Secondly, there is no metallic luster inferior surface profiles, pale red or similar color of pig iron, the cause of this phenomenon, there are two, one of its blank adobe, followed by inferior-rolling temperature is not standard lawn fence, steel temperature can not according to the provisions of the austenite region rolling, steel properties naturally can not be reached. Using paint free of volatile acid hydrolysis or choose good paint. The best selection of free oxidizing component of varnish, such as epoxy urethane (Epoxy-urethane) group or a modified epoxy (Epoxy-) based varnish. _ _ Xin balcony fence fence fence fence fence by Xinxiang City Xin Metal Products Co., Ltd.. Xinxiang City Xin bar Metal Products Co. (www.xlhlc.com) (www.xlhlc.com) strong, credible, Xinxiang in Henan Fence, bar, network industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Xin bar fence into the brilliant and you work for a better future!