Gas metal arc welding (GMAW) and flux-cored gas shielded arc welding (FCAW) are not sensitive to oxide scale on the workpiece surface and a small amount of rust and paint. For most hot rolled steel products (plates, steel, etc.) can be formed Good quality welds. However, the above metal surface may be coated with protective oil. Therefore, welding products such as round tubes and rectangular tubes must be deoiled before welding.
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EMAIL:exporting02@hzdayang.cn
