Xiamen Xu Gang Steel Engineering Co., Ltd. is a production of steel structure design, production, installation in one of the high level of one-stop services company, covers an area of ??1500 square meters, the annual production capacity of 800,000 square meters installed more than once has participated in supporting the construction of highways, bridges and other major projects in the industry establish a good reputation, praised by users. Steel is damaged, we must immediately find immediate problem, steel mesh steel damaged the main factors described are: 1) by load changes, extended service steel structure, norms and regulations change leading to insufficient structural bearing capacity; 2 ) component due to various unexpected deformation, distortion, disability, depression, etc., resulting in the member section weakened, warped steel construction rods, connectors cracking; deformation caused by members or connections, cracking and warping under 3) the temperature difference between the role; 4) due to erosion and chemical corrosion and electrochemical corrosion of steel components resulting in weakened section; 5) Other includes the design, manufacture, construction errors and improper use of the service period and other operations. Xiamen Xu Gang Steel Engineering Co., Ltd. is a production of steel structure design, production, installation in one of the high level of one-stop services company, covers an area of ??1500 square meters, the annual production capacity of 800,000 square meters installed over steel budget, have participated in supporting the construction of highways, bridges and other major projects in the industry establish a good reputation, praised by users. SMAW and CO2 gas shielded welding consumables and equipment (1) electrodes should be in high-temperature drying oven drying, may not exceed twice the number of electrode drying. (2) wire packaging should be intact, if damaged caused by pollution or bending wire, disorder should be part of the abandoned. (3) CO2 gas purity should not be less than 99.9% (by volume), moisture content should be less than 0.05% (by weight) of steel construction, high pressure is lower than 1MPa bottle should stop using it. (4) welding voltage should be properly compacted solid ground, access to reliable, undamaged cables and welding clamp, wire feeder should be uniform wire feeding tube should be no leakage or blockage. _ _ Steel structure design steel production provided by Xiamen Xu Steel Steel Steel Works Limited. Xiamen Xu Gang Steel Engineering Co. (www.xusteelchina.com) is Xiamen, steel leader, over the years, the company implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Xiamen Xu Gang Steel Engineering Co. led the staff warmly welcome all inquiries negotiations to create steel Steel Works Ltd. Xiamen Xu a better future.