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Pipe Color Code

The document provides guidelines for identifying pipes by color according to the National Building Code. It lists various materials that may be piped and assigns a specific color for the piping of each material. Pipes carrying carbon dioxide, fire water, acetylene, and other gases or fluids are identified with colors like red, orange, blue, green, yellow, black, white, buff, brass, and bronze to indicate their content without labeling.

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Ihcee Calvelo
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7K views1 page

Pipe Color Code

The document provides guidelines for identifying pipes by color according to the National Building Code. It lists various materials that may be piped and assigns a specific color for the piping of each material. Pipes carrying carbon dioxide, fire water, acetylene, and other gases or fluids are identified with colors like red, orange, blue, green, yellow, black, white, buff, brass, and bronze to indicate their content without labeling.

Uploaded by

Ihcee Calvelo
Copyright
© Attribution Non-Commercial (BY-NC)
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as DOC, PDF, TXT or read online on Scribd
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IDENTIFICATION OF PIPE BY COLOR

NBC Amended Rules and Regulation (PD 1096) Rule XIII Electrical and Mechanical Regulations

COLOR CODING OF PIPING


NATIONAL BUILDING CODE (Rule X Mechanical Regulations) pp196

COLOR RED ORANGE

MATERIAL PIPED Carbon Dioxide Water (Fire Service) Acetylene Blast Furnace Gas Gasoline Grease Hydrogen Oxygen Oil Tar Producer Gas Liquid Petroleum Gas Oil and Water Vacuum-High Acid Air-High Pressure Ammonia Steam-High Pressure Steam-Low Pressure Water-Boiler Feed Water-Hot Water-High Pressure Air-Low Pressure Argon-Low Pressure Helium-Low Pressure Nitrogen-Low Pressure Water-Cold Water-Distilled Water-Low Pressure Water-Treated Oil and Water

PIPE IDENTIFICATION Carbon Dioxide Fire Service Water Acetylene B.F. Gas Gasoline Grease Hydrogen Oxygen Oil Tar Producer Gas LPG Oil and Water High Vacuum Acid H.P. Air Ammonia H.P. Steam L.P. Steam Boiler Feed Water Hot Water H.P. Water L.P. Air L.P. Argon L.P. Helium L.P. Nitrogen Cold Water Distilled Water L.P. Water Treated Water Oil and Water

DIVISION Steam

DESIGNATION High Pressure Exhaust System WHITE BUFF

COLOR

Water

H.P. & L.P. Fresh Water Salt Water

BLUE GREEN

Oil

Delivery Discharge

BRASS BRONZE YELLOW

YELLOW

Pneumatic

All Piping

GRAY

GREEN

Gas Fuel Oil Refrigeration

All Piping All Piping Pipes and Fittings

BLACK

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