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The advantage of Shanghai Kouyaosheet metal weldingis that it can provide more professional and thoughtful solutions timely and accurately according to the actual needs of customers.At the same time, Our company follow the latest developments on System.String[], and establish long and steady partnership relation with many well-known enterprises in the same industry , to provide customers with the most professional, advanced welding fabricationx376dc1en.Details:4.How to distinguish the quality of the steel frame of the steel frame factory. First, look at the uniformity. According to the customer's steel frame manufacturer, the average quality steel frame has fewer defects and most of it has no pitting. After the factory test, it was found that the so-called marijuana surface phenomenon is caused by the wear of the grooves, which may cause surface irregularities. Although it does not affect the use, it will reduce the appearance from the quality. In particular, wholesalers who have stricter regulations on steel frame profiles should pay attention to the choice. In addition, the uniformity of the steel frame means that the steel frame has less impurities and a uniform color. Some equipment manufacturers have perfected the production of advanced steel frame plants. The steel frame has few impurities and no crusts. Secondly, looking at the color and whether there is crack, the important feature of the high-quality steel frame is that the transverse rib is thicker and higher, but in general, if the steel frame is clear red, it means that the steel frame is of good quality and is only suitable for ordinary products. Production. If the steel frame is similar in color to the pig iron, the quality of the product is average.
