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Precautions and methods of stamping elbow should be strictly paid attention to in use to ensure the quality and performance of stamping elbow, so that it has a good service life. Item 1: The stamping elbow has a large hardening after welding and is prone to crack. Different welding rods are used f
The processing technology of the elbow has brought great help to our daily life, but there will be many problems in the use of the product, such as the defect of micro-cracks in the elbow, if the product exceeds a certain amount in the production process The product will be deformed at the horizonta