Valves
ISO 14224
Equipment — Safety and control
ID: equip_VA
| URI: https://www.iso.org/standard/64076.html
No definition available.
Properties / Attributes (25)
| Name | Data Type | Unit / Valid values | Required | Definition |
|---|---|---|---|---|
| Main function | — |
Flow control, on/off, non-return, Pressure relief, instrument or hydraulic control | Required | Main functional category |
| Application | — |
Annulus (X-mas tree), blowdown, bypass, injection, | Required | Specify function in the process |
| Where mounted | — |
X-over, Deluge, ESD, ESD/PSD, PSD, HIPPS, swab, wing, relief, control, choke | Required | Equipment on which the valve is installed |
| Size | — |
mud process, utility, living quarter, air inlet, riser | Required | Internal diameter |
| Fluid handled | — |
Millimetres (inches) | Required | Main fluid only |
| Fluid temperature | — |
Degrees Celsius | Optional | Operating temperature main fluid a |
| Fluid corrosiveness/ erosiveness | — |
Benign, moderate, severe | Optional | Classify as shown in the footnote |
| Shut-off pressure | — |
Pascal (bar) | Optional | Maximum differential pressure when valve closed (design) |
| Valve material | — |
Carbon steel (CS), stainless steel (SST), duplex, | Required | Type |
| Stem sealing | — |
Stuffing box, duplex, lip seal, O-ring | Required | Type |
| Seat design | — |
Soft seated, metal-to-metal seated | Required | Type of seat design |
| Actuation principle | — |
Single-acting, double-acting, actuation by line/process pressure, actuation by gravity | Optional | Actuator operating principle |
| Actuation – opening | — |
Electrical, hydraulic, pneumatic, mechanical | Required | Type of actuation force |
| Actuation – closing | — |
Electrical, hydraulic, pneumatic, mechanical | Optional | Type of actuation force |
| Manufacturer – actuator | — |
Specify | Optional | Name of actuator manufacturer |
| Manufacturer – pilot valve | — |
Specify | Optional | Name of pilot-valve manufacturer |
| Manufacturer – solenoid valve | — |
Specify | Optional | Name of solenoid-valve manufacturer |
| Pilot-valve configuration | — |
Specify, e.g. 1 × 3/2 (= single 3/2 pilot valve), | Optional | Number and configuration (applicable for pilot-operated valves only) |
| Fail-safe principle pilot valve | — |
Energized, de-energized | Optional | Fail-safe principle |
| Solenoid-valve configuration | — |
Specify, e.g. 1 × 3/2 (= single 3/2 pilot valve), | Optional | Number and configuration (applicable for solenoid-operated valves only) |
| Fail-safe principle solenoid valve | — |
2 × 4/3 (= double 4/3 pilot valve) | Optional | Fail-safe principle |
| Valve fail-safe position | — |
Fail-open, Fail-close, Fail-as-is | Required | Fail-safe position |
| Trim type | — |
Noise reduction, anti-cavitation, multi-stage, single-stage | Required | Type (applicable for control valves only) |
| Valve leakage | — |
ISO 5208:2015, Annex A, Table 4 | Required | Specify according to applicable reference |
| Failure modes | 14 failure modes — click to expand
AIR
Abnormal instrument reading
DOP
Delayed operation
ELP
External leakage - process medium
ELU
External leakage - utility medium
FTC
Failure to close on demand
FTO
Failure to open on demand
HIO
High output
INL
Internal leakage
LCP
Leakage in closed position
LOO
Low output
NOI
Noise
SER
Minor in-service problems
STD
Structural deficiency
VIB
Vibration
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