Steel Works is the main structure of steel production, is one of the main building structure types. Steel construction: construction actinomycetes. Surveying for construction when conditions permit the construction. In accordance with the design requirements, the control unit will be civil with elevation drawings, check the exact axis. Level with a theodolite or pre-construction review of the axis, elevation, with a marker or ink line for the mark, marked elevation, and make a record. Steel Works is the main structure of steel production, is one of the main building structure types. Steel construction: construction actinomycetes. Surveying actinomycetes accurate, precise real prison pile. During the construction process, it should be noted actinomycetes error, put the line in the process as much as possible with latitude and longitude lines z steel manufacturers, such as windy weather z-beam, do not put the line, due to different levels of the supply of construction steel z, each line will have put errors, in order to reduce the error, you should put the line on both sides of the gable conduct, then the amount of steel ruler. z-shaped steel beam installation _z _ Prudential Steel provided by Prudential Steel Works Ltd., Henan. Henan Prudential Steel Works Ltd. (www.ayhfgc.com) strong, credible, and other industries in other Anyang accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Prudential Steel and you hand into the brilliant, for a better future!