What is the effect of oil stains on the surface of stainless steel parts during argon arc welding?

The main components of oil stains are organic matter, and the main chemical components are carbon, hydrogen and oxygen. They have harmful effects on stainless steel welding, the main aspects are: welding will produce oxidizing gas, so that the weld porosity tendency increases; The increase of carbon will reduce the corrosion resistance of the joint. In addition, can also make harmful smoke increase, affect welder operation.

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