Color selection for oxygen hoses and acetylene hoses
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Previously, in the company’s maintenance team, oxygen hoses were used in red while acetylene hoses were used in black. However, according to the GNT2550-2007 standards, oxygen hoses should be blue, acetylene hoses red, and hoses for air, carbon dioxide, and argon should be black. So, what colors should be used for oxygen and acetylene hoses in maintenance work?
In accordance with GNT2550-2007.
Check the standard specifications for GNT2550-2007.