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Welding Gases

The most common welding gases according to EN ISO 14175.

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Welding gases

Name	Group	Components	Min. addition (%)	Max. addition (%)
0-5% H2 + 0-5% CO2 + Ar	M11	Ar/H2	5	5
0.5-3% O2 + Ar	M13	Ar/O2	0.5	3
0.5-5% CO2 + Ar	M12	Ar/CO2	0.5	5
0.5-95% He + Ar	I3	Ar/He	0.5	95
1-2% CO2 + Ar	M12	Ar/CO2	1	2
1-2% N2 + Ar	N2	Ar/N2	1	2
1-2% O2 + Ar	M13	Ar/O2	1	2
1-3% O2 + Ar	M13	Ar/O2	1	3
1-5% H2 + Ar	R1	Ar/H2	1	5
1-5% O2 + Ar	M13	Ar/O2	1	5

Number of results: 67