Pipe Marking - Australian Standards
Using color to identify the contents of pipes, conduits, and ducts should follow the Australian Standard AS 1345. Standardization of pipe marking will avoid possible confusion, injury, and other hazardous incidents. Using a pipe marker to list the hazards can reduce the risk of hazards in the workplace. Markers should be placed adjacent to all junctions, valves, service appliances, bulkhead and wall penetrations.
The following standard color coding is used to identify services in accordance with AS 1345:
| SERVICE | COLOR CODE | |
| Electric Power | Orange | |
| Dangerous materials | Gold yellow | |
| Communications | White | |
| Gases | Yellow ochre | |
| Water | Green | |
| Other fluids | Black |
| SERVICE | COLOR CODE | |
| Fire Services | Red | |
| Air | Light blue | |
| Fresh water | Bright blue | |
| Fuel/Oils | Brown | |
| Steam | Silver Grey | |
| Acids and Alkalis | Violet |
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