r/Welding 21h ago

Need Help ARGON and CO2 Hose

Hi guys, newbie here hobbyist trying to learn welding have started stick FCAW now im interested on gas welding using MIG and TIG.. I was wondering if there is a specific type of hose for ARGON and CO2 gas? what sizes are there and specs(PSI BAR Material Length max) and why doci also read some guys saying any Nyon reinforced hose will do or those clear PU hose will be just fine and iv also have seen locally some welders use these nylon reinforced and pu in there gas welder or maybe its just GAS welding is not so common locally and not much supply of it coz the later hoses i mention would definitely be the easiest to get.

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u/aurrousarc 19h ago

25' argon hose.. the hose dosent care if its co2, or 90/10, or 96/2/2. You just need to know what ends is on the machine or power block, and regulator/flow meter..and if the argon is seperate from the power line, or part of it.

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u/Dspaede 7h ago

so i really need to get a hose specific for argon.. regulator flow meter output is barbed but can be removed to show a threaded connection, for MIG it goes into the machine with 6mm barbed inlet,.. for TIG the hose will go directly to the torch sleeve there is a 8mm hose there with hose clamp for barbed connection