8/10/2019 Colour Coding Piping

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COLOUR CODE FOR PIPING SYSTEMS ACCORDING TO ISO 14726

System Colour RAL NO.( DIN 2403 )

Black water Black / blue (ring) 9005 / 5015

Waste oil Black / brown (ring) 9005 / 8001

Bilge water Black / green (ring) 9005 / 6018

Grey water Black / white (ring) 9005 / 9010

Sanitary discharge / Sewage Black / yellow (ring) 9005 / 1021

Fresh water, sanitary Blue / brown (ring) 5015 / 8001

Cooling fresh water Blue / violet (ring) 5015 / 4001

Fuel Brown 8001

Heavy fuel (HFO) Brown / black (ring) 8001 / 9005

Diesel fuel (MDO) Brown / yellow (ring) 8001 / 1021

Sea water, sanitary Green / brown (ring) 6018 / 8001

Ballast water Green / violet (ring) 6018 / 4001

Cooling sea water Green / yellow (ring) 6018 / 1021

Compressed air LP Grey / orange (ring) 7001 / 2003

Compressed air HP Grey / red (ring) 7001 / 3000

Oil other than fuel Orange 2003

Thermal oil Orange / blue (ring) 2003 / 5015

Hydraulic oil Orange / grey (ring) 2003 / 7001

Lubricating oil Orange / green (ring) 2003 / 6018

Fire fighting Red 3000

Fire fighting CO2 gas Red / grey (ring) 3000 / 7001

Fire fighting foam Red / yellow (ring) 3000 / 1021