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2026-09-08
How to Prevent Blackening and Oxidation After Stainless Steel Welding
Stainless steel is widely used because of its corrosion-resistant properties, but the weld area often becomes black or oxidized during welding. This affects appearance and reduces weld corrosion resistance. The problem troubles many sheet metal welding professionals. Based on Minshuo Smart Manufacturing’s practical experience with stainless steel welding, this article analyzes the causes of blackening […]
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How to Control Welding Distortion: Process Sequence and Fixture Techniques
Welding distortion is one of the most troublesome problems in sheet metal welding. Stress generated by weld-seam cooling and shrinkage can twist, warp, or misalign a workpiece. In mild cases it affects appearance; in severe cases the part cannot be assembled. When faced with distortion, many operators habitually “straighten it after welding,” but correction itself […]
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Sheet Metal Welding Considerations
Welding is the key operation that assembles individual bent parts into a complete structural component in sheet metal fabrication. Weld quality affects not only structural strength, but also appearance, dimensional accuracy, and the effectiveness of subsequent surface treatment. Many sheet metal companies have experienced problems at this stage: unattractive welds, severe distortion, or workpieces that […]
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