Steel Works is the main structure of steel production, is one of the main building structure types. Steel testing standards: steel grid. Inspection Capacity steel truss welded spherical joints and bolt ball node should be "grid structure Engineering Quality Inspection and Evaluation Standards" JGJ78 requirements. On the existing bolts ball grid nodes, the nodes can be removed from the structure to the ultimate bearing capacity test nodes. When the interception bolt ball node, measures should be taken to ensure the structural safety. Steel Works steel production is mainly structural steel floor plates, is one of the main building structure types. Steel testing standards: steel grid. Steel truss in the appearance of the weld quality steel roof, should be "Steel Construction Quality Acceptance" GB50205 requirements for testing. Steel truss rod without the axis of flatness, a method of detecting the available cable, which does not flatness must not exceed the length of the lever thousandth. Steel Installation program _ _ Prudential Steel 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!