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This International Standard specifies safety require-ments for the construction of small kits for brazing, soldering and welding for non-professional use.

This International Standard is applicable to appliances whose welding equipment is completely set up in the factory and which use a liquefied gas or gas mixture as combustible gas, and compressed oxygen, air or an air/oxygen mixture for combustion.

It is applicable to appliances which use gases con-tained in refillable containers having a maximum water capacity of 5 litres, or in disposable containers with maximum water capacity of 1 litre.

It is not applicable to the following:

• appliances using acetylene or hydrogen as com-bustile gas;
• air-aspirated appliances;
• appliances working with an oxygen generator;
• appliances working by electrolysis.