Welding Welding is a process that is used for the majority of material is a metal and plastic to gather together. The normal method is to add a piece of metal and melting texture fill in the basin of the molten material melting. When the cold joints, there is strength. Sometimes used in conjunction with heat, or pressure only to achieve welds. There are a variety of power sources for use in welding, such as using heat from the gas flame, an electric arc with laser beam, stream, using the rooms keep Ron beam, satire, ultrasound, etc. In the industry have been introduced in different environments, such as in space, then space the air, underwater welding welding is dangerous, so easily happen, there should be caution in order to prevent such dangers caused by electricity, heat, gas, welding smoke, Saket to venom, red hot work pieces, Arc hive, dust.
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