Gas storage

Question 1

What colour coding do you find on an Argon cylinder?

Answer 1

Dark blue shoulder

Dark blue body

Question 2

What EU standard covers gas storage?

What IMCA document covers colour coding?

Answer 2

EN1089

IMCA D043 Marking and colour coding of HP storage.

Question 3

What colour coding would you find on a calibration gas cylinder?

Answer 3

Pink shoulder

Pink body

Question 4

What colour coding is a Helium cylinder?

Answer 4

Brown shoulder

Brown body

Question 5

What colour coding is an Air cylinder?

Answer 5

Grey body

Black and white quarters on shoulder

Question 6

What colour coding is a diving oxygen cylinder?

Answer 6

Black body

White shoulder

Question 7

What colour coding is a Nitrogen cylinder?

Answer 7

Grey body

Black shoulder

Question 8

What colour coding is a carbon dioxide

Answer 8

Black body

Grey shoulder

Question 9

What colour coding is a heliox cylinder?

Answer 9

Brown body

Brown and white quarters on the shoulder

Question 10

What does IMCA D043 state, if the cylinders in a quad are encapsulated within the quad?

Answer 10

There should be a round flag 20cm (8”) in diameter with the colour coding on it for that gas, on the face of the bank.

Question 11

At what percentage does oxygen become treated as pure 02?

Answer 11

25%

Question 12

What type of materials in pipe work or fittings should be used with 25% and above 02?

Answer 12

Stainless steel

IMCA D012 Guidance on stainless steel in oxygen systems.

Question 13

When should quarter turn valves not be used?

Answer 13

When gas containing more than 25% and 15bar

Question 14

What type of analyser is used for the O2?

Answer 14

Magneto dynamic analyser, paramagnetic gases.

Or Fuel cell analyser using zero and scale gas

Question 15

What type of analyser is used for CO2?

Answer 15

Fuel cells issuing equal infra-red beams of specific wavelengths of radiation onto two cells.

One containing reference gas, the other cell contains sample gas.