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Dear Friends! On the occasion of the New Year, may everything beautiful and best be condensed into our greeting. We sincerely wish you happiness, cheerfulness and success! Read more »
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There are some inherent problems in dissimilar metal welding that hinder its development, such as the composition and performance of the dissimilar metal fusion zone. Most of the damage to the dissimilar metal welding structure occurs in the fusion zone. Due to the different crystallization chara... Read more »
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Introduction As the vehicle body is the carrier of other parts of the vehicle, its manufacturing technology directly determines the overall manufacturing quality of the vehicle. Welding is an important production process in the process of automobile body manufacturing. A... Read more »
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As global attention to environmental protection issues continues to increase, all walks of life have begun to seek green and environmentally friendly production methods. The welding industry is no exception, and low carbon steel welding rods emerged in this context and became a topic of much conc... Read more »
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With the rapid development of the petrochemical industry, stainless steel materials have been widely used, which has also put forward higher requirements for the welding of pipes and plates. The previous stainless steel arc welding primer method has been gradually eliminated, and argon arc weldin... Read more »
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The weldability of metal materials refers to the ability of metal materials to obtain excellent welding joints using certain welding processes, including welding methods, welding materials, welding specifications and welding structural forms. If a metal can obtain excellent welding joints using ... Read more »
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There is no difference in process between full argon arc welding and argon arc welding. Full argon arc welding is suitable for thin-walled small-diameter pipes (generally DN60 and below, wall thickness 4mm), the purpose is to ensure the quality of the weld root and the appearance. When the diamet... Read more »
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No matter where the welding joint is, it is actually an accumulation of welding experience. For novices, simple positions are the basic exercises, starting with rotations and moving on to fixed positions. Rotation welding corresponds to fixed welding in pipeline welding. Fixed welding means that ... Read more »
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Spot welding is a resistance welding method in which the weldment is assembled into a lap joint and pressed between two electrodes, and the base metal is melted by resistance heat to form a solder joint. Spot welding is mainly used in the following aspects: 1. Lap joint of sheet stamping parts,... Read more »