An estimated 90 of all pipes are marked using the ansi standard.
Air pipe line colour code.
Asme b13 1 and is 2379 provides guidance on the positions of the labeling.
Ansi a13 1 pipe color code chart.
The ansi a13 1 pipe color code chart shows the required text and background color combinations for each type of fluid.
This standard identifies the color of the labels and what those colors mean.
The following are the main options for this set of standards.
Ansi a13 1 pipe marking code is the standard most often used for pipe marking.
Color scheme fire quenching substances white text on red toxic and corrosive fluids black text on orange flammable or oxidizing fluids black text on yellow combustible fluids white text on brown other water white text on green compressed air white text on blue user defined white text on purple user defined.