Renqiu Jinjiang Welding and Cutting
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The principle of welding is based on solid bonding between metals, and the specific formation process involves several key aspects.
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First, the metal at the connection site is heated to a molten state, which is called melting core. When the temperature is high enough, the surface tension of the material being welded is reduced, allowing the molten metal (solder) to wet the substrate and solidify to form a strong contact as the temperature decreases.
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The development of the welding process requires consideration of many factors, including the nature of the material to be welded, the choice of welding method, and the structural type and welding performance requirements of the weldment.
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Welding standard specification and process
Scope of application: The standard specifications of welding engineering are usually applicable to the manual arc welding of steel structures in general industrial and civil construction projects.
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