4.1.3.1. Gas cylinder
Gas cylinder
[Ref: TF8:p182]
Made of
- High tensile steel or aluminium alloy.
Storage
- Most stored upright
- Entonox horizontally
Colour code
- Oxygen: black with a white top
- Nitrous oxide: blue
- CO2: grey
Other trivials
- Shape and colour of plastic disc around top indicate the year last examined
- Test every 5-10 years
- Can withstand 65-70% above working pressure
- Minimum ultimate tensile strength of aluminium - 350MPa
- O2 cylinder = 138bar and 10L in volume
--> thus 1380L in cylinder.
* 1370L available (last 10L stay in)
- Hospital gas pipeline = 4 ATA
- N2O cylinder pressure = 5000kPa at 37C
* (all gaseous)
About |
Created | 20050528 |
Reviewed | 20050528 |