SOLAS requirements for totally enclosed lifeboats
By marinesafety
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CO2 cylinder valve is a critical safety device of high pressure CO2 fire fighting system, made of lead brass is the standard for high-pressure and corrosion-resistant, with working pressures around 15 MPa, and test pressures often reaching 25 MPa.
Used in the Marine Carbon Dioxide Fire Extinguishing Plant for Ships and Offshore Installations.
| Type | CQ-2 |
| Main Material | HPb59-1 Lead Brass |
| Actuation | Pneumatic and Manual |
| Pneumatic Actuation Pressure | ≤1.5 MPa |
| Manual Actuation Pressure | ≤49 N |
| Working Pressure | 14.7 MPa |
| Water Pressure Test | 24.5 MPa @ 5min |
| Bursting Pressure of Rupture Disc | 18.6±1 MPa |
| Inlet Thread | PZ27.8 |
| Outlet Thread | W21.8 |
| Siphon Tube Connection | M16×1 |
| Pneumatic Connection Port | G3/8 (2×) |
| Certificate | CCS |



